./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:32:04,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:32:04,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-28 23:32:04,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:32:04,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:32:04,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:32:04,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:32:04,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:32:04,251 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:32:04,252 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:32:04,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:32:04,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:32:04,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:32:04,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:32:04,255 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:32:04,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:32:04,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:32:04,256 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:32:04,257 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:32:04,257 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:32:04,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:32:04,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:32:04,259 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-28 23:32:04,260 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-28 23:32:04,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:32:04,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:32:04,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:32:04,262 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:32:04,262 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:32:04,262 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:32:04,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:32:04,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:32:04,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:32:04,264 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:32:04,264 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:32:04,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:32:04,265 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:32:04,265 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:32:04,265 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:32:04,265 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:32:04,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:32:04,266 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e [2023-11-28 23:32:04,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:32:04,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:32:04,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:32:04,508 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:32:04,509 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:32:04,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-28 23:32:07,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:32:07,562 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:32:07,563 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-28 23:32:07,590 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data/865e4aff3/ab3dc43df5364652b25cf751e84bf0c6/FLAG73ec0ea6f [2023-11-28 23:32:07,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data/865e4aff3/ab3dc43df5364652b25cf751e84bf0c6 [2023-11-28 23:32:07,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:32:07,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:32:07,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:32:07,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:32:07,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:32:07,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:07" (1/1) ... [2023-11-28 23:32:07,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ab8fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:07, skipping insertion in model container [2023-11-28 23:32:07,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:07" (1/1) ... [2023-11-28 23:32:07,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:32:08,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:32:08,781 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:32:08,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:32:09,101 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,101 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,102 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,102 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,102 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,102 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,102 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,102 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,102 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:09,109 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:32:09,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09 WrapperNode [2023-11-28 23:32:09,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:32:09,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:32:09,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:32:09,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:32:09,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,227 INFO L138 Inliner]: procedures = 581, calls = 371, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 1136 [2023-11-28 23:32:09,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:32:09,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:32:09,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:32:09,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:32:09,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,248 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,319 INFO L175 MemorySlicer]: Split 222 memory accesses to 19 slices as follows [2, 3, 2, 3, 3, 4, 10, 1, 7, 20, 23, 1, 10, 57, 10, 1, 45, 18, 2]. 26 percent of accesses are in the largest equivalence class. The 89 initializations are split as follows [2, 3, 2, 0, 0, 1, 1, 0, 0, 0, 20, 0, 0, 20, 7, 0, 33, 0, 0]. The 57 writes are split as follows [0, 0, 0, 0, 3, 1, 4, 1, 7, 3, 0, 1, 6, 23, 0, 1, 2, 4, 1]. [2023-11-28 23:32:09,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:32:09,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:32:09,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:32:09,456 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:32:09,456 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (1/1) ... [2023-11-28 23:32:09,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:32:09,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:09,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:32:09,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:32:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-28 23:32:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2023-11-28 23:32:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2023-11-28 23:32:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2023-11-28 23:32:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2023-11-28 23:32:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2023-11-28 23:32:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2023-11-28 23:32:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2023-11-28 23:32:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2023-11-28 23:32:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2023-11-28 23:32:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2023-11-28 23:32:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2023-11-28 23:32:09,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2023-11-28 23:32:09,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2023-11-28 23:32:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2023-11-28 23:32:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2023-11-28 23:32:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2023-11-28 23:32:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2023-11-28 23:32:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2023-11-28 23:32:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2023-11-28 23:32:09,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2023-11-28 23:32:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2023-11-28 23:32:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2023-11-28 23:32:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2023-11-28 23:32:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2023-11-28 23:32:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2023-11-28 23:32:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure _IO_getc [2023-11-28 23:32:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-28 23:32:09,529 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-28 23:32:09,529 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-28 23:32:09,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-28 23:32:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-28 23:32:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-28 23:32:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-28 23:32:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-28 23:32:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-28 23:32:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-28 23:32:09,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-28 23:32:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-28 23:32:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-28 23:32:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-28 23:32:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-28 23:32:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-28 23:32:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-28 23:32:09,532 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-28 23:32:09,532 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-28 23:32:09,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-28 23:32:09,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-28 23:32:09,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-28 23:32:09,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:32:09,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-28 23:32:09,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-28 23:32:09,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:32:09,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2023-11-28 23:32:09,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2023-11-28 23:32:09,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2023-11-28 23:32:09,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2023-11-28 23:32:09,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2023-11-28 23:32:09,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2023-11-28 23:32:09,542 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2023-11-28 23:32:09,542 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2023-11-28 23:32:09,542 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2023-11-28 23:32:09,542 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2023-11-28 23:32:09,542 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2023-11-28 23:32:09,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2023-11-28 23:32:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2023-11-28 23:32:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2023-11-28 23:32:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2023-11-28 23:32:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2023-11-28 23:32:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2023-11-28 23:32:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2023-11-28 23:32:09,544 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-28 23:32:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-28 23:32:09,544 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2023-11-28 23:32:09,545 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-28 23:32:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-28 23:32:09,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-28 23:32:09,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-28 23:32:09,548 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-28 23:32:09,549 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 23:32:09,549 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-28 23:32:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-28 23:32:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-28 23:32:09,551 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-28 23:32:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-28 23:32:09,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-28 23:32:09,554 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-28 23:32:09,554 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-28 23:32:09,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-28 23:32:09,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-28 23:32:09,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-28 23:32:09,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-28 23:32:09,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-28 23:32:09,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-28 23:32:10,075 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:32:10,078 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:32:11,352 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:32:11,409 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:32:11,409 INFO L309 CfgBuilder]: Removed 36 assume(true) statements. [2023-11-28 23:32:11,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:11 BoogieIcfgContainer [2023-11-28 23:32:11,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:32:11,413 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:32:11,413 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:32:11,416 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:32:11,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:32:07" (1/3) ... [2023-11-28 23:32:11,416 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a3c1dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:32:11, skipping insertion in model container [2023-11-28 23:32:11,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:09" (2/3) ... [2023-11-28 23:32:11,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a3c1dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:32:11, skipping insertion in model container [2023-11-28 23:32:11,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:11" (3/3) ... [2023-11-28 23:32:11,418 INFO L112 eAbstractionObserver]: Analyzing ICFG head-2.i [2023-11-28 23:32:11,432 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:32:11,432 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2023-11-28 23:32:11,482 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:32:11,488 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75810ade, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:32:11,489 INFO L358 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2023-11-28 23:32:11,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 355 states, 268 states have (on average 1.6604477611940298) internal successors, (445), 312 states have internal predecessors, (445), 31 states have call successors, (31), 12 states have call predecessors, (31), 12 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-28 23:32:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-28 23:32:11,499 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:11,500 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-28 23:32:11,500 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:11,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:11,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1480524, now seen corresponding path program 1 times [2023-11-28 23:32:11,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:11,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84580317] [2023-11-28 23:32:11,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:11,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:11,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:11,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84580317] [2023-11-28 23:32:11,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84580317] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:11,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:11,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-28 23:32:11,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2440739] [2023-11-28 23:32:11,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:11,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:11,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:11,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:11,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:11,932 INFO L87 Difference]: Start difference. First operand has 355 states, 268 states have (on average 1.6604477611940298) internal successors, (445), 312 states have internal predecessors, (445), 31 states have call successors, (31), 12 states have call predecessors, (31), 12 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:12,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:12,088 INFO L93 Difference]: Finished difference Result 697 states and 1024 transitions. [2023-11-28 23:32:12,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:12,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2023-11-28 23:32:12,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:12,103 INFO L225 Difference]: With dead ends: 697 [2023-11-28 23:32:12,104 INFO L226 Difference]: Without dead ends: 343 [2023-11-28 23:32:12,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:12,114 INFO L413 NwaCegarLoop]: 432 mSDtfsCounter, 1 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:12,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 860 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:12,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2023-11-28 23:32:12,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 343. [2023-11-28 23:32:12,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343 states, 261 states have (on average 1.5593869731800767) internal successors, (407), 306 states have internal predecessors, (407), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 463 transitions. [2023-11-28 23:32:12,179 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 463 transitions. Word has length 3 [2023-11-28 23:32:12,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:12,179 INFO L495 AbstractCegarLoop]: Abstraction has 343 states and 463 transitions. [2023-11-28 23:32:12,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:12,180 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 463 transitions. [2023-11-28 23:32:12,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-28 23:32:12,180 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:12,180 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2023-11-28 23:32:12,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-28 23:32:12,181 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:12,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:12,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1157445529, now seen corresponding path program 1 times [2023-11-28 23:32:12,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:12,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927159145] [2023-11-28 23:32:12,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:12,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:12,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:12,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:12,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927159145] [2023-11-28 23:32:12,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927159145] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:12,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068851835] [2023-11-28 23:32:12,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:12,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:12,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:12,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:12,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-28 23:32:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:12,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:12,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:12,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:12,814 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:12,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068851835] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:12,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:12,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 3 [2023-11-28 23:32:12,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417977409] [2023-11-28 23:32:12,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:12,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:32:12,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:12,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:32:12,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:12,817 INFO L87 Difference]: Start difference. First operand 343 states and 463 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:12,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:12,930 INFO L93 Difference]: Finished difference Result 343 states and 463 transitions. [2023-11-28 23:32:12,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:32:12,931 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2023-11-28 23:32:12,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:12,934 INFO L225 Difference]: With dead ends: 343 [2023-11-28 23:32:12,934 INFO L226 Difference]: Without dead ends: 342 [2023-11-28 23:32:12,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:12,936 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 3 mSDsluCounter, 852 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1279 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:12,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1279 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:12,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2023-11-28 23:32:12,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342. [2023-11-28 23:32:12,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 261 states have (on average 1.5555555555555556) internal successors, (406), 305 states have internal predecessors, (406), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:12,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 462 transitions. [2023-11-28 23:32:12,961 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 462 transitions. Word has length 6 [2023-11-28 23:32:12,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:12,961 INFO L495 AbstractCegarLoop]: Abstraction has 342 states and 462 transitions. [2023-11-28 23:32:12,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:12,962 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 462 transitions. [2023-11-28 23:32:12,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-28 23:32:12,962 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:12,962 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1] [2023-11-28 23:32:12,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-28 23:32:13,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:13,167 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:13,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:13,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1521073865, now seen corresponding path program 1 times [2023-11-28 23:32:13,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:13,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567700489] [2023-11-28 23:32:13,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:13,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:13,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-28 23:32:13,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:13,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567700489] [2023-11-28 23:32:13,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567700489] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:13,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:13,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:32:13,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589559466] [2023-11-28 23:32:13,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:13,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:13,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:13,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:13,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:13,281 INFO L87 Difference]: Start difference. First operand 342 states and 462 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:13,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:13,359 INFO L93 Difference]: Finished difference Result 342 states and 462 transitions. [2023-11-28 23:32:13,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:13,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-11-28 23:32:13,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:13,363 INFO L225 Difference]: With dead ends: 342 [2023-11-28 23:32:13,363 INFO L226 Difference]: Without dead ends: 341 [2023-11-28 23:32:13,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:13,364 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 0 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:13,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 854 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:13,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2023-11-28 23:32:13,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 339. [2023-11-28 23:32:13,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 259 states have (on average 1.555984555984556) internal successors, (403), 302 states have internal predecessors, (403), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 459 transitions. [2023-11-28 23:32:13,381 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 459 transitions. Word has length 7 [2023-11-28 23:32:13,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:13,381 INFO L495 AbstractCegarLoop]: Abstraction has 339 states and 459 transitions. [2023-11-28 23:32:13,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 459 transitions. [2023-11-28 23:32:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-28 23:32:13,382 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:13,382 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:13,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-28 23:32:13,382 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:13,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:13,383 INFO L85 PathProgramCache]: Analyzing trace with hash 169792785, now seen corresponding path program 1 times [2023-11-28 23:32:13,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:13,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270141972] [2023-11-28 23:32:13,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:13,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:13,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-28 23:32:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:13,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:13,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:13,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270141972] [2023-11-28 23:32:13,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270141972] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:13,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1124386961] [2023-11-28 23:32:13,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:13,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:13,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:13,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:13,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-28 23:32:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:13,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 23:32:13,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:13,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-28 23:32:13,964 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:13,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1124386961] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:13,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:13,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2023-11-28 23:32:13,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371543410] [2023-11-28 23:32:13,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:13,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:13,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:13,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:13,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:13,966 INFO L87 Difference]: Start difference. First operand 339 states and 459 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:14,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:14,066 INFO L93 Difference]: Finished difference Result 339 states and 459 transitions. [2023-11-28 23:32:14,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:14,067 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2023-11-28 23:32:14,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:14,070 INFO L225 Difference]: With dead ends: 339 [2023-11-28 23:32:14,070 INFO L226 Difference]: Without dead ends: 337 [2023-11-28 23:32:14,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:14,072 INFO L413 NwaCegarLoop]: 419 mSDtfsCounter, 200 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:14,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 649 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:14,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2023-11-28 23:32:14,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 337. [2023-11-28 23:32:14,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 259 states have (on average 1.5482625482625483) internal successors, (401), 300 states have internal predecessors, (401), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 457 transitions. [2023-11-28 23:32:14,089 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 457 transitions. Word has length 12 [2023-11-28 23:32:14,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:14,091 INFO L495 AbstractCegarLoop]: Abstraction has 337 states and 457 transitions. [2023-11-28 23:32:14,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:14,091 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 457 transitions. [2023-11-28 23:32:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-28 23:32:14,091 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:14,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:14,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-28 23:32:14,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:14,292 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:14,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:14,293 INFO L85 PathProgramCache]: Analyzing trace with hash 968609882, now seen corresponding path program 1 times [2023-11-28 23:32:14,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:14,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027849167] [2023-11-28 23:32:14,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:14,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:14,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-28 23:32:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:14,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:14,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027849167] [2023-11-28 23:32:14,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027849167] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:14,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333734162] [2023-11-28 23:32:14,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:14,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:14,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:14,439 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:14,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-28 23:32:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:14,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:14,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:14,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:14,780 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:14,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:14,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333734162] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:14,809 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:14,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 4] total 7 [2023-11-28 23:32:14,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663266389] [2023-11-28 23:32:14,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:14,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:32:14,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:14,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:32:14,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:14,811 INFO L87 Difference]: Start difference. First operand 337 states and 457 transitions. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:14,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:14,945 INFO L93 Difference]: Finished difference Result 678 states and 920 transitions. [2023-11-28 23:32:14,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:32:14,946 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 13 [2023-11-28 23:32:14,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:14,948 INFO L225 Difference]: With dead ends: 678 [2023-11-28 23:32:14,948 INFO L226 Difference]: Without dead ends: 346 [2023-11-28 23:32:14,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:14,950 INFO L413 NwaCegarLoop]: 426 mSDtfsCounter, 4 mSDsluCounter, 848 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1274 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:14,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1274 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:14,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2023-11-28 23:32:14,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 346. [2023-11-28 23:32:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 268 states have (on average 1.5298507462686568) internal successors, (410), 309 states have internal predecessors, (410), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:14,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 466 transitions. [2023-11-28 23:32:14,967 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 466 transitions. Word has length 13 [2023-11-28 23:32:14,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:14,967 INFO L495 AbstractCegarLoop]: Abstraction has 346 states and 466 transitions. [2023-11-28 23:32:14,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 466 transitions. [2023-11-28 23:32:14,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-28 23:32:14,968 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:14,969 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:14,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-28 23:32:15,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:15,169 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:15,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:15,170 INFO L85 PathProgramCache]: Analyzing trace with hash -453664889, now seen corresponding path program 2 times [2023-11-28 23:32:15,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:15,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648745994] [2023-11-28 23:32:15,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:15,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:15,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-28 23:32:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:15,478 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:15,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:15,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648745994] [2023-11-28 23:32:15,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648745994] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:15,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145710429] [2023-11-28 23:32:15,479 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-28 23:32:15,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:15,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:15,481 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:15,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-28 23:32:15,790 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-28 23:32:15,790 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:32:15,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-28 23:32:15,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-28 23:32:15,836 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:15,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145710429] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:15,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:15,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-28 23:32:15,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158496622] [2023-11-28 23:32:15,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:15,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:32:15,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:15,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:32:15,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-28 23:32:15,838 INFO L87 Difference]: Start difference. First operand 346 states and 466 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:16,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:16,015 INFO L93 Difference]: Finished difference Result 346 states and 466 transitions. [2023-11-28 23:32:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-28 23:32:16,016 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2023-11-28 23:32:16,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:16,019 INFO L225 Difference]: With dead ends: 346 [2023-11-28 23:32:16,019 INFO L226 Difference]: Without dead ends: 344 [2023-11-28 23:32:16,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-11-28 23:32:16,020 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 199 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 1456 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:16,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 1456 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:16,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2023-11-28 23:32:16,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2023-11-28 23:32:16,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 268 states have (on average 1.5223880597014925) internal successors, (408), 307 states have internal predecessors, (408), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:16,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 464 transitions. [2023-11-28 23:32:16,039 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 464 transitions. Word has length 22 [2023-11-28 23:32:16,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:16,039 INFO L495 AbstractCegarLoop]: Abstraction has 344 states and 464 transitions. [2023-11-28 23:32:16,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 464 transitions. [2023-11-28 23:32:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-28 23:32:16,040 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:16,040 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:16,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-28 23:32:16,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:16,247 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:16,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:16,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1428524401, now seen corresponding path program 1 times [2023-11-28 23:32:16,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:16,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339439668] [2023-11-28 23:32:16,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:16,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:16,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-28 23:32:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:16,424 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-28 23:32:16,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:16,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339439668] [2023-11-28 23:32:16,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339439668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:16,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:16,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:32:16,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903752183] [2023-11-28 23:32:16,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:16,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:16,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:16,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:16,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:16,426 INFO L87 Difference]: Start difference. First operand 344 states and 464 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:16,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:16,518 INFO L93 Difference]: Finished difference Result 671 states and 912 transitions. [2023-11-28 23:32:16,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:16,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2023-11-28 23:32:16,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:16,522 INFO L225 Difference]: With dead ends: 671 [2023-11-28 23:32:16,522 INFO L226 Difference]: Without dead ends: 347 [2023-11-28 23:32:16,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:16,524 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 1 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:16,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 843 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:16,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2023-11-28 23:32:16,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 347. [2023-11-28 23:32:16,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 271 states have (on average 1.5166051660516606) internal successors, (411), 310 states have internal predecessors, (411), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 467 transitions. [2023-11-28 23:32:16,543 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 467 transitions. Word has length 27 [2023-11-28 23:32:16,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:16,543 INFO L495 AbstractCegarLoop]: Abstraction has 347 states and 467 transitions. [2023-11-28 23:32:16,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:16,543 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 467 transitions. [2023-11-28 23:32:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-28 23:32:16,544 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:16,544 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:16,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-28 23:32:16,545 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:16,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:16,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1659644106, now seen corresponding path program 1 times [2023-11-28 23:32:16,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:16,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084378641] [2023-11-28 23:32:16,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:16,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:16,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-28 23:32:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:16,734 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-28 23:32:16,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:16,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084378641] [2023-11-28 23:32:16,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084378641] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:16,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014951926] [2023-11-28 23:32:16,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:16,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:16,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:16,736 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:16,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-28 23:32:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:17,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-28 23:32:17,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:17,140 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-28 23:32:17,140 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-28 23:32:17,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014951926] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:17,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:17,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 6, 7] total 14 [2023-11-28 23:32:17,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927705156] [2023-11-28 23:32:17,223 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:17,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-28 23:32:17,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:17,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-28 23:32:17,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:32:17,224 INFO L87 Difference]: Start difference. First operand 347 states and 467 transitions. Second operand has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:17,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:17,494 INFO L93 Difference]: Finished difference Result 697 states and 943 transitions. [2023-11-28 23:32:17,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-28 23:32:17,495 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 30 [2023-11-28 23:32:17,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:17,497 INFO L225 Difference]: With dead ends: 697 [2023-11-28 23:32:17,497 INFO L226 Difference]: Without dead ends: 364 [2023-11-28 23:32:17,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:32:17,500 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 7 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 3330 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:17,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 3330 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-28 23:32:17,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2023-11-28 23:32:17,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 364. [2023-11-28 23:32:17,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 289 states have (on average 1.480968858131488) internal successors, (428), 327 states have internal predecessors, (428), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:17,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 484 transitions. [2023-11-28 23:32:17,517 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 484 transitions. Word has length 30 [2023-11-28 23:32:17,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:17,518 INFO L495 AbstractCegarLoop]: Abstraction has 364 states and 484 transitions. [2023-11-28 23:32:17,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 484 transitions. [2023-11-28 23:32:17,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-28 23:32:17,520 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:17,520 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:17,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-28 23:32:17,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:17,721 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:17,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:17,722 INFO L85 PathProgramCache]: Analyzing trace with hash 322530702, now seen corresponding path program 1 times [2023-11-28 23:32:17,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:17,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946035479] [2023-11-28 23:32:17,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:17,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:17,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-28 23:32:17,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:17,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946035479] [2023-11-28 23:32:17,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946035479] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:17,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:17,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:32:17,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012594559] [2023-11-28 23:32:17,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:17,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:17,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:17,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:17,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:17,915 INFO L87 Difference]: Start difference. First operand 364 states and 484 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:17,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:17,990 INFO L93 Difference]: Finished difference Result 364 states and 484 transitions. [2023-11-28 23:32:17,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:17,991 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2023-11-28 23:32:17,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:17,994 INFO L225 Difference]: With dead ends: 364 [2023-11-28 23:32:17,994 INFO L226 Difference]: Without dead ends: 363 [2023-11-28 23:32:17,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:17,995 INFO L413 NwaCegarLoop]: 422 mSDtfsCounter, 0 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 841 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:17,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 841 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:17,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2023-11-28 23:32:18,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 361. [2023-11-28 23:32:18,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 287 states have (on average 1.480836236933798) internal successors, (425), 324 states have internal predecessors, (425), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 481 transitions. [2023-11-28 23:32:18,011 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 481 transitions. Word has length 49 [2023-11-28 23:32:18,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:18,012 INFO L495 AbstractCegarLoop]: Abstraction has 361 states and 481 transitions. [2023-11-28 23:32:18,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 481 transitions. [2023-11-28 23:32:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-28 23:32:18,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:18,014 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:18,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-28 23:32:18,014 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:18,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:18,015 INFO L85 PathProgramCache]: Analyzing trace with hash 322528973, now seen corresponding path program 1 times [2023-11-28 23:32:18,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:18,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230415292] [2023-11-28 23:32:18,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:18,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:18,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-28 23:32:18,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:18,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230415292] [2023-11-28 23:32:18,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230415292] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:18,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:18,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:32:18,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031182510] [2023-11-28 23:32:18,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:18,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:18,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:18,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:18,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:18,198 INFO L87 Difference]: Start difference. First operand 361 states and 481 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:18,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:18,292 INFO L93 Difference]: Finished difference Result 372 states and 494 transitions. [2023-11-28 23:32:18,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:18,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2023-11-28 23:32:18,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:18,295 INFO L225 Difference]: With dead ends: 372 [2023-11-28 23:32:18,296 INFO L226 Difference]: Without dead ends: 370 [2023-11-28 23:32:18,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:18,297 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 2 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:18,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 836 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:18,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2023-11-28 23:32:18,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 369. [2023-11-28 23:32:18,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 295 states have (on average 1.4745762711864407) internal successors, (435), 332 states have internal predecessors, (435), 31 states have call successors, (31), 12 states have call predecessors, (31), 11 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-28 23:32:18,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 491 transitions. [2023-11-28 23:32:18,314 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 491 transitions. Word has length 49 [2023-11-28 23:32:18,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:18,314 INFO L495 AbstractCegarLoop]: Abstraction has 369 states and 491 transitions. [2023-11-28 23:32:18,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:18,314 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 491 transitions. [2023-11-28 23:32:18,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-28 23:32:18,316 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:18,316 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:18,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-28 23:32:18,316 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:18,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:18,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1402181898, now seen corresponding path program 1 times [2023-11-28 23:32:18,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:18,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663345525] [2023-11-28 23:32:18,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:18,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:18,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:18,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-28 23:32:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:18,640 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-28 23:32:18,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:18,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663345525] [2023-11-28 23:32:18,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663345525] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:18,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:18,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:32:18,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099974287] [2023-11-28 23:32:18,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:18,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:32:18,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:18,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:32:18,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:18,643 INFO L87 Difference]: Start difference. First operand 369 states and 491 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:19,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:19,858 INFO L93 Difference]: Finished difference Result 1026 states and 1401 transitions. [2023-11-28 23:32:19,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-28 23:32:19,859 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 56 [2023-11-28 23:32:19,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:19,865 INFO L225 Difference]: With dead ends: 1026 [2023-11-28 23:32:19,865 INFO L226 Difference]: Without dead ends: 719 [2023-11-28 23:32:19,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-28 23:32:19,867 INFO L413 NwaCegarLoop]: 240 mSDtfsCounter, 1214 mSDsluCounter, 619 mSDsCounter, 0 mSdLazyCounter, 798 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1237 SdHoareTripleChecker+Valid, 859 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:19,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1237 Valid, 859 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 798 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-28 23:32:19,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2023-11-28 23:32:19,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 674. [2023-11-28 23:32:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 674 states, 556 states have (on average 1.5035971223021583) internal successors, (836), 601 states have internal predecessors, (836), 62 states have call successors, (62), 24 states have call predecessors, (62), 24 states have return successors, (53), 50 states have call predecessors, (53), 50 states have call successors, (53) [2023-11-28 23:32:19,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 951 transitions. [2023-11-28 23:32:19,911 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 951 transitions. Word has length 56 [2023-11-28 23:32:19,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:19,911 INFO L495 AbstractCegarLoop]: Abstraction has 674 states and 951 transitions. [2023-11-28 23:32:19,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:19,911 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 951 transitions. [2023-11-28 23:32:19,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-28 23:32:19,912 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:19,913 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:19,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-28 23:32:19,913 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:19,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:19,914 INFO L85 PathProgramCache]: Analyzing trace with hash -722123528, now seen corresponding path program 1 times [2023-11-28 23:32:19,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:19,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706163194] [2023-11-28 23:32:19,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:19,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:20,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:20,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-28 23:32:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-28 23:32:20,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:20,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706163194] [2023-11-28 23:32:20,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706163194] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:20,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:20,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-28 23:32:20,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13664368] [2023-11-28 23:32:20,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:20,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:32:20,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:20,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:32:20,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:20,448 INFO L87 Difference]: Start difference. First operand 674 states and 951 transitions. Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:21,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:21,500 INFO L93 Difference]: Finished difference Result 1298 states and 1846 transitions. [2023-11-28 23:32:21,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:32:21,500 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 56 [2023-11-28 23:32:21,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:21,505 INFO L225 Difference]: With dead ends: 1298 [2023-11-28 23:32:21,505 INFO L226 Difference]: Without dead ends: 680 [2023-11-28 23:32:21,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-28 23:32:21,508 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 410 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 997 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 997 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:21,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 1048 Invalid, 1014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 997 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-28 23:32:21,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2023-11-28 23:32:21,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 674. [2023-11-28 23:32:21,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 674 states, 556 states have (on average 1.5017985611510791) internal successors, (835), 601 states have internal predecessors, (835), 62 states have call successors, (62), 24 states have call predecessors, (62), 24 states have return successors, (53), 50 states have call predecessors, (53), 50 states have call successors, (53) [2023-11-28 23:32:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 950 transitions. [2023-11-28 23:32:21,549 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 950 transitions. Word has length 56 [2023-11-28 23:32:21,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:21,549 INFO L495 AbstractCegarLoop]: Abstraction has 674 states and 950 transitions. [2023-11-28 23:32:21,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 950 transitions. [2023-11-28 23:32:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-28 23:32:21,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:21,550 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:21,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-28 23:32:21,551 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:21,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:21,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1182812534, now seen corresponding path program 1 times [2023-11-28 23:32:21,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:21,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021518909] [2023-11-28 23:32:21,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:21,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:21,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:21,789 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-28 23:32:21,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:21,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021518909] [2023-11-28 23:32:21,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021518909] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:21,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1547067433] [2023-11-28 23:32:21,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:21,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:21,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:21,791 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:21,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-28 23:32:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:22,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:22,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:22,243 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-28 23:32:22,243 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-28 23:32:22,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1547067433] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:22,264 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:22,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2023-11-28 23:32:22,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319408631] [2023-11-28 23:32:22,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:22,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:32:22,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:22,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:32:22,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:22,266 INFO L87 Difference]: Start difference. First operand 674 states and 950 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:22,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:22,385 INFO L93 Difference]: Finished difference Result 1323 states and 1878 transitions. [2023-11-28 23:32:22,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:32:22,385 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2023-11-28 23:32:22,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:22,389 INFO L225 Difference]: With dead ends: 1323 [2023-11-28 23:32:22,389 INFO L226 Difference]: Without dead ends: 692 [2023-11-28 23:32:22,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:22,392 INFO L413 NwaCegarLoop]: 422 mSDtfsCounter, 4 mSDsluCounter, 838 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1260 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:22,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1260 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:22,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2023-11-28 23:32:22,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 692. [2023-11-28 23:32:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 692 states, 574 states have (on average 1.4860627177700347) internal successors, (853), 619 states have internal predecessors, (853), 62 states have call successors, (62), 24 states have call predecessors, (62), 24 states have return successors, (53), 50 states have call predecessors, (53), 50 states have call successors, (53) [2023-11-28 23:32:22,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 968 transitions. [2023-11-28 23:32:22,418 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 968 transitions. Word has length 57 [2023-11-28 23:32:22,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:22,419 INFO L495 AbstractCegarLoop]: Abstraction has 692 states and 968 transitions. [2023-11-28 23:32:22,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:22,419 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 968 transitions. [2023-11-28 23:32:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-28 23:32:22,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:22,420 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:22,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-28 23:32:22,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-28 23:32:22,622 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:22,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:22,623 INFO L85 PathProgramCache]: Analyzing trace with hash 742031210, now seen corresponding path program 1 times [2023-11-28 23:32:22,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:22,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797876791] [2023-11-28 23:32:22,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:22,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:22,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:22,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-28 23:32:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:22,995 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-28 23:32:22,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:22,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797876791] [2023-11-28 23:32:22,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797876791] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:22,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401202263] [2023-11-28 23:32:22,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:22,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:22,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:22,997 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:22,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-28 23:32:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:23,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-28 23:32:23,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-28 23:32:23,485 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-28 23:32:23,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401202263] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:23,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:23,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 14 [2023-11-28 23:32:23,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628677375] [2023-11-28 23:32:23,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:23,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-28 23:32:23,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:23,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-28 23:32:23,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:32:23,554 INFO L87 Difference]: Start difference. First operand 692 states and 968 transitions. Second operand has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 13 states have internal predecessors, (67), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:24,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:24,356 INFO L93 Difference]: Finished difference Result 1374 states and 1935 transitions. [2023-11-28 23:32:24,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-28 23:32:24,357 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 13 states have internal predecessors, (67), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 73 [2023-11-28 23:32:24,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:24,361 INFO L225 Difference]: With dead ends: 1374 [2023-11-28 23:32:24,361 INFO L226 Difference]: Without dead ends: 734 [2023-11-28 23:32:24,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:32:24,363 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 205 mSDsluCounter, 854 mSDsCounter, 0 mSdLazyCounter, 979 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 1088 SdHoareTripleChecker+Invalid, 998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:24,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 1088 Invalid, 998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 979 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-28 23:32:24,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2023-11-28 23:32:24,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 728. [2023-11-28 23:32:24,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 728 states, 610 states have (on average 1.457377049180328) internal successors, (889), 655 states have internal predecessors, (889), 62 states have call successors, (62), 24 states have call predecessors, (62), 24 states have return successors, (53), 50 states have call predecessors, (53), 50 states have call successors, (53) [2023-11-28 23:32:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 1004 transitions. [2023-11-28 23:32:24,402 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 1004 transitions. Word has length 73 [2023-11-28 23:32:24,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:24,402 INFO L495 AbstractCegarLoop]: Abstraction has 728 states and 1004 transitions. [2023-11-28 23:32:24,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 13 states have internal predecessors, (67), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1004 transitions. [2023-11-28 23:32:24,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-28 23:32:24,403 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:24,404 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:24,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-28 23:32:24,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-28 23:32:24,604 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:24,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:24,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1506051830, now seen corresponding path program 2 times [2023-11-28 23:32:24,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:24,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059611054] [2023-11-28 23:32:24,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:24,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:25,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:25,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:25,290 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-28 23:32:25,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:25,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059611054] [2023-11-28 23:32:25,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059611054] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:25,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897213801] [2023-11-28 23:32:25,291 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-28 23:32:25,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:25,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:25,292 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:25,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-28 23:32:25,772 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-28 23:32:25,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:32:25,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-28 23:32:25,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:26,134 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:26,134 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:26,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897213801] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:26,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:26,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 14 [2023-11-28 23:32:26,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542811474] [2023-11-28 23:32:26,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:26,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-28 23:32:26,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:26,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-28 23:32:26,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2023-11-28 23:32:26,137 INFO L87 Difference]: Start difference. First operand 728 states and 1004 transitions. Second operand has 8 states, 7 states have (on average 4.714285714285714) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:27,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:27,641 INFO L93 Difference]: Finished difference Result 899 states and 1216 transitions. [2023-11-28 23:32:27,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-28 23:32:27,642 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.714285714285714) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 91 [2023-11-28 23:32:27,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:27,647 INFO L225 Difference]: With dead ends: 899 [2023-11-28 23:32:27,647 INFO L226 Difference]: Without dead ends: 898 [2023-11-28 23:32:27,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2023-11-28 23:32:27,649 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 1021 mSDsluCounter, 1342 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 1554 SdHoareTripleChecker+Invalid, 1728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:27,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1055 Valid, 1554 Invalid, 1728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-28 23:32:27,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2023-11-28 23:32:27,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 761. [2023-11-28 23:32:27,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 761 states, 642 states have (on average 1.4672897196261683) internal successors, (942), 687 states have internal predecessors, (942), 63 states have call successors, (63), 24 states have call predecessors, (63), 24 states have return successors, (55), 51 states have call predecessors, (55), 51 states have call successors, (55) [2023-11-28 23:32:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1060 transitions. [2023-11-28 23:32:27,695 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1060 transitions. Word has length 91 [2023-11-28 23:32:27,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:27,695 INFO L495 AbstractCegarLoop]: Abstraction has 761 states and 1060 transitions. [2023-11-28 23:32:27,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.714285714285714) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:27,696 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1060 transitions. [2023-11-28 23:32:27,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-28 23:32:27,697 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:27,697 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:27,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-28 23:32:27,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:27,899 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:27,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:27,900 INFO L85 PathProgramCache]: Analyzing trace with hash 557034589, now seen corresponding path program 1 times [2023-11-28 23:32:27,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:27,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800143320] [2023-11-28 23:32:27,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:27,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:28,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:28,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:28,516 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-28 23:32:28,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:28,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800143320] [2023-11-28 23:32:28,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800143320] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:28,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298631921] [2023-11-28 23:32:28,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:28,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:28,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:28,519 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:28,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-28 23:32:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:28,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-28 23:32:29,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:29,197 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:29,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298631921] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:29,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:29,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 12 [2023-11-28 23:32:29,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851999977] [2023-11-28 23:32:29,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:29,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:32:29,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:29,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:32:29,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2023-11-28 23:32:29,199 INFO L87 Difference]: Start difference. First operand 761 states and 1060 transitions. Second operand has 6 states, 5 states have (on average 6.8) internal successors, (34), 6 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:29,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:29,907 INFO L93 Difference]: Finished difference Result 1312 states and 1847 transitions. [2023-11-28 23:32:29,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:32:29,907 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 6 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 92 [2023-11-28 23:32:29,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:29,911 INFO L225 Difference]: With dead ends: 1312 [2023-11-28 23:32:29,912 INFO L226 Difference]: Without dead ends: 700 [2023-11-28 23:32:29,914 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2023-11-28 23:32:29,914 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 727 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 727 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:29,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [727 Valid, 442 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 725 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-28 23:32:29,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2023-11-28 23:32:29,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 700. [2023-11-28 23:32:29,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700 states, 587 states have (on average 1.442930153321976) internal successors, (847), 628 states have internal predecessors, (847), 61 states have call successors, (61), 24 states have call predecessors, (61), 23 states have return successors, (51), 49 states have call predecessors, (51), 49 states have call successors, (51) [2023-11-28 23:32:29,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 959 transitions. [2023-11-28 23:32:29,957 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 959 transitions. Word has length 92 [2023-11-28 23:32:29,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:29,957 INFO L495 AbstractCegarLoop]: Abstraction has 700 states and 959 transitions. [2023-11-28 23:32:29,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.8) internal successors, (34), 6 states have internal predecessors, (34), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:29,958 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 959 transitions. [2023-11-28 23:32:29,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-28 23:32:29,959 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:29,959 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:29,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-28 23:32:30,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-28 23:32:30,160 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:30,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:30,160 INFO L85 PathProgramCache]: Analyzing trace with hash 956113283, now seen corresponding path program 1 times [2023-11-28 23:32:30,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:30,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227866026] [2023-11-28 23:32:30,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:30,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:30,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:30,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:30,498 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:30,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:30,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227866026] [2023-11-28 23:32:30,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227866026] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:30,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:30,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-28 23:32:30,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590848276] [2023-11-28 23:32:30,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:30,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:32:30,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:30,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:32:30,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:30,500 INFO L87 Difference]: Start difference. First operand 700 states and 959 transitions. Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:31,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:31,457 INFO L93 Difference]: Finished difference Result 754 states and 1037 transitions. [2023-11-28 23:32:31,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:32:31,457 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 101 [2023-11-28 23:32:31,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:31,462 INFO L225 Difference]: With dead ends: 754 [2023-11-28 23:32:31,462 INFO L226 Difference]: Without dead ends: 752 [2023-11-28 23:32:31,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:31,463 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 231 mSDsluCounter, 800 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 1009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:31,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 1025 Invalid, 1009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-28 23:32:31,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2023-11-28 23:32:31,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 708. [2023-11-28 23:32:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 708 states, 595 states have (on average 1.4403361344537815) internal successors, (857), 636 states have internal predecessors, (857), 61 states have call successors, (61), 24 states have call predecessors, (61), 23 states have return successors, (51), 49 states have call predecessors, (51), 49 states have call successors, (51) [2023-11-28 23:32:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 969 transitions. [2023-11-28 23:32:31,492 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 969 transitions. Word has length 101 [2023-11-28 23:32:31,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:31,493 INFO L495 AbstractCegarLoop]: Abstraction has 708 states and 969 transitions. [2023-11-28 23:32:31,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 969 transitions. [2023-11-28 23:32:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-28 23:32:31,493 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:31,494 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:31,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-28 23:32:31,494 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:31,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:31,495 INFO L85 PathProgramCache]: Analyzing trace with hash 956172865, now seen corresponding path program 1 times [2023-11-28 23:32:31,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:31,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927009746] [2023-11-28 23:32:31,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:31,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:31,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:31,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:31,738 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:31,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:31,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927009746] [2023-11-28 23:32:31,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927009746] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:31,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:31,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:32:31,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050150320] [2023-11-28 23:32:31,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:31,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:32:31,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:31,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:32:31,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:31,740 INFO L87 Difference]: Start difference. First operand 708 states and 969 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:32,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:32,592 INFO L93 Difference]: Finished difference Result 1492 states and 2097 transitions. [2023-11-28 23:32:32,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:32:32,593 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 101 [2023-11-28 23:32:32,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:32,598 INFO L225 Difference]: With dead ends: 1492 [2023-11-28 23:32:32,598 INFO L226 Difference]: Without dead ends: 900 [2023-11-28 23:32:32,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:32,600 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 314 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 1076 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:32,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 1076 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-28 23:32:32,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2023-11-28 23:32:32,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 716. [2023-11-28 23:32:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 601 states have (on average 1.4359400998336107) internal successors, (863), 642 states have internal predecessors, (863), 61 states have call successors, (61), 24 states have call predecessors, (61), 25 states have return successors, (53), 51 states have call predecessors, (53), 49 states have call successors, (53) [2023-11-28 23:32:32,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 977 transitions. [2023-11-28 23:32:32,631 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 977 transitions. Word has length 101 [2023-11-28 23:32:32,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:32,631 INFO L495 AbstractCegarLoop]: Abstraction has 716 states and 977 transitions. [2023-11-28 23:32:32,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 977 transitions. [2023-11-28 23:32:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-28 23:32:32,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:32,633 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:32,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-28 23:32:32,633 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting getoptErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:32,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:32,634 INFO L85 PathProgramCache]: Analyzing trace with hash -194455358, now seen corresponding path program 1 times [2023-11-28 23:32:32,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:32,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656048275] [2023-11-28 23:32:32,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:32,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:32,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:32,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-28 23:32:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:32,788 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-28 23:32:32,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:32,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656048275] [2023-11-28 23:32:32,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656048275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:32,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:32,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:32:32,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108160715] [2023-11-28 23:32:32,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:32,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:32,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:32,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:32,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:32,790 INFO L87 Difference]: Start difference. First operand 716 states and 977 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:32,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:32,885 INFO L93 Difference]: Finished difference Result 1318 states and 1839 transitions. [2023-11-28 23:32:32,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:32,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 103 [2023-11-28 23:32:32,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:32,891 INFO L225 Difference]: With dead ends: 1318 [2023-11-28 23:32:32,891 INFO L226 Difference]: Without dead ends: 718 [2023-11-28 23:32:32,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:32,893 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:32,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 836 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:32,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2023-11-28 23:32:32,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 718. [2023-11-28 23:32:32,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 718 states, 603 states have (on average 1.4344941956882256) internal successors, (865), 644 states have internal predecessors, (865), 61 states have call successors, (61), 24 states have call predecessors, (61), 25 states have return successors, (53), 51 states have call predecessors, (53), 49 states have call successors, (53) [2023-11-28 23:32:32,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 718 states and 979 transitions. [2023-11-28 23:32:32,921 INFO L78 Accepts]: Start accepts. Automaton has 718 states and 979 transitions. Word has length 103 [2023-11-28 23:32:32,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:32,921 INFO L495 AbstractCegarLoop]: Abstraction has 718 states and 979 transitions. [2023-11-28 23:32:32,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-28 23:32:32,922 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 979 transitions. [2023-11-28 23:32:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-28 23:32:32,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:32,923 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:32,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-28 23:32:32,923 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting getoptErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:32,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:32,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1883399100, now seen corresponding path program 1 times [2023-11-28 23:32:32,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:32,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028524297] [2023-11-28 23:32:32,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:32,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:33,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:33,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-28 23:32:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:33,058 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-28 23:32:33,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:33,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028524297] [2023-11-28 23:32:33,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028524297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:33,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:33,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:32:33,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917338212] [2023-11-28 23:32:33,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:33,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:33,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:33,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:33,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:33,060 INFO L87 Difference]: Start difference. First operand 718 states and 979 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:33,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:33,142 INFO L93 Difference]: Finished difference Result 1323 states and 1845 transitions. [2023-11-28 23:32:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:33,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 103 [2023-11-28 23:32:33,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:33,146 INFO L225 Difference]: With dead ends: 1323 [2023-11-28 23:32:33,146 INFO L226 Difference]: Without dead ends: 721 [2023-11-28 23:32:33,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:33,148 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:33,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 836 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:33,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2023-11-28 23:32:33,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2023-11-28 23:32:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 721 states, 606 states have (on average 1.4323432343234324) internal successors, (868), 647 states have internal predecessors, (868), 61 states have call successors, (61), 24 states have call predecessors, (61), 25 states have return successors, (53), 51 states have call predecessors, (53), 49 states have call successors, (53) [2023-11-28 23:32:33,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 982 transitions. [2023-11-28 23:32:33,176 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 982 transitions. Word has length 103 [2023-11-28 23:32:33,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:33,176 INFO L495 AbstractCegarLoop]: Abstraction has 721 states and 982 transitions. [2023-11-28 23:32:33,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:33,176 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 982 transitions. [2023-11-28 23:32:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-28 23:32:33,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:33,177 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:33,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-28 23:32:33,178 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting getoptErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:33,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:33,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1885246142, now seen corresponding path program 1 times [2023-11-28 23:32:33,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:33,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560923335] [2023-11-28 23:32:33,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:33,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:33,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:33,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-28 23:32:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-28 23:32:33,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:33,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560923335] [2023-11-28 23:32:33,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560923335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:33,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:33,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:32:33,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313308036] [2023-11-28 23:32:33,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:33,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:32:33,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:33,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:32:33,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:32:33,565 INFO L87 Difference]: Start difference. First operand 721 states and 982 transitions. Second operand has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:33,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:33,935 INFO L93 Difference]: Finished difference Result 1071 states and 1428 transitions. [2023-11-28 23:32:33,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:32:33,936 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 103 [2023-11-28 23:32:33,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:33,941 INFO L225 Difference]: With dead ends: 1071 [2023-11-28 23:32:33,941 INFO L226 Difference]: Without dead ends: 1069 [2023-11-28 23:32:33,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:32:33,942 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 1169 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1169 SdHoareTripleChecker+Valid, 1113 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:33,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1169 Valid, 1113 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-28 23:32:33,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2023-11-28 23:32:33,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1012. [2023-11-28 23:32:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1012 states, 854 states have (on average 1.455503512880562) internal successors, (1243), 902 states have internal predecessors, (1243), 91 states have call successors, (91), 36 states have call predecessors, (91), 38 states have return successors, (80), 76 states have call predecessors, (80), 73 states have call successors, (80) [2023-11-28 23:32:34,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 1012 states and 1414 transitions. [2023-11-28 23:32:34,002 INFO L78 Accepts]: Start accepts. Automaton has 1012 states and 1414 transitions. Word has length 103 [2023-11-28 23:32:34,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:34,002 INFO L495 AbstractCegarLoop]: Abstraction has 1012 states and 1414 transitions. [2023-11-28 23:32:34,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1414 transitions. [2023-11-28 23:32:34,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-28 23:32:34,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:34,004 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:34,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-28 23:32:34,004 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:34,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:34,005 INFO L85 PathProgramCache]: Analyzing trace with hash 645051902, now seen corresponding path program 1 times [2023-11-28 23:32:34,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:34,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832898275] [2023-11-28 23:32:34,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:34,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:34,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:34,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:34,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:34,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-28 23:32:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:34,317 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-28 23:32:34,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:34,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832898275] [2023-11-28 23:32:34,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832898275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:34,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:34,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-28 23:32:34,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952864761] [2023-11-28 23:32:34,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:34,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:32:34,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:34,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:32:34,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:34,319 INFO L87 Difference]: Start difference. First operand 1012 states and 1414 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:34,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:34,986 INFO L93 Difference]: Finished difference Result 1935 states and 2741 transitions. [2023-11-28 23:32:34,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:32:34,987 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 106 [2023-11-28 23:32:34,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:34,993 INFO L225 Difference]: With dead ends: 1935 [2023-11-28 23:32:34,993 INFO L226 Difference]: Without dead ends: 1039 [2023-11-28 23:32:34,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:34,996 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 215 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:34,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 850 Invalid, 725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-28 23:32:34,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states. [2023-11-28 23:32:35,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1018. [2023-11-28 23:32:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1018 states, 860 states have (on average 1.4523255813953488) internal successors, (1249), 908 states have internal predecessors, (1249), 91 states have call successors, (91), 36 states have call predecessors, (91), 38 states have return successors, (80), 76 states have call predecessors, (80), 73 states have call successors, (80) [2023-11-28 23:32:35,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 1018 states and 1420 transitions. [2023-11-28 23:32:35,054 INFO L78 Accepts]: Start accepts. Automaton has 1018 states and 1420 transitions. Word has length 106 [2023-11-28 23:32:35,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:35,055 INFO L495 AbstractCegarLoop]: Abstraction has 1018 states and 1420 transitions. [2023-11-28 23:32:35,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:35,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1420 transitions. [2023-11-28 23:32:35,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-28 23:32:35,056 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:35,056 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:35,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-28 23:32:35,057 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:35,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:35,057 INFO L85 PathProgramCache]: Analyzing trace with hash -759416253, now seen corresponding path program 1 times [2023-11-28 23:32:35,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:35,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44974097] [2023-11-28 23:32:35,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:35,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:35,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:35,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:35,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-28 23:32:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-11-28 23:32:35,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:35,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44974097] [2023-11-28 23:32:35,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44974097] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:35,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175860995] [2023-11-28 23:32:35,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:35,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:35,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:35,841 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:35,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-28 23:32:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:36,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-28 23:32:36,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-28 23:32:36,702 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-11-28 23:32:36,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175860995] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:36,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:36,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 11] total 26 [2023-11-28 23:32:36,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431736300] [2023-11-28 23:32:36,929 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:36,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-11-28 23:32:36,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:36,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-11-28 23:32:36,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2023-11-28 23:32:36,931 INFO L87 Difference]: Start difference. First operand 1018 states and 1420 transitions. Second operand has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 23 states have internal predecessors, (96), 7 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (8), 6 states have call predecessors, (8), 7 states have call successors, (8) [2023-11-28 23:32:39,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:39,480 INFO L93 Difference]: Finished difference Result 2156 states and 3014 transitions. [2023-11-28 23:32:39,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-11-28 23:32:39,481 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 23 states have internal predecessors, (96), 7 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (8), 6 states have call predecessors, (8), 7 states have call successors, (8) Word has length 106 [2023-11-28 23:32:39,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:39,486 INFO L225 Difference]: With dead ends: 2156 [2023-11-28 23:32:39,487 INFO L226 Difference]: Without dead ends: 1253 [2023-11-28 23:32:39,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 200 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 606 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=1905, Unknown=0, NotChecked=0, Total=2256 [2023-11-28 23:32:39,490 INFO L413 NwaCegarLoop]: 207 mSDtfsCounter, 2883 mSDsluCounter, 2186 mSDsCounter, 0 mSdLazyCounter, 2733 mSolverCounterSat, 435 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2893 SdHoareTripleChecker+Valid, 2393 SdHoareTripleChecker+Invalid, 3168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 435 IncrementalHoareTripleChecker+Valid, 2733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:39,490 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2893 Valid, 2393 Invalid, 3168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [435 Valid, 2733 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-28 23:32:39,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2023-11-28 23:32:39,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 1110. [2023-11-28 23:32:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1110 states, 947 states have (on average 1.4392819429778247) internal successors, (1363), 998 states have internal predecessors, (1363), 93 states have call successors, (93), 36 states have call predecessors, (93), 41 states have return successors, (90), 78 states have call predecessors, (90), 75 states have call successors, (90) [2023-11-28 23:32:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 1546 transitions. [2023-11-28 23:32:39,550 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 1546 transitions. Word has length 106 [2023-11-28 23:32:39,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:39,550 INFO L495 AbstractCegarLoop]: Abstraction has 1110 states and 1546 transitions. [2023-11-28 23:32:39,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 23 states have internal predecessors, (96), 7 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (8), 6 states have call predecessors, (8), 7 states have call successors, (8) [2023-11-28 23:32:39,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1546 transitions. [2023-11-28 23:32:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-28 23:32:39,552 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:39,552 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:39,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-28 23:32:39,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-11-28 23:32:39,753 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:39,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:39,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1538228481, now seen corresponding path program 1 times [2023-11-28 23:32:39,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:39,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522556142] [2023-11-28 23:32:39,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:39,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:39,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:39,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:39,983 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:39,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:39,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522556142] [2023-11-28 23:32:39,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522556142] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:39,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:39,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:32:39,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112589254] [2023-11-28 23:32:39,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:40,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:32:40,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:40,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:32:40,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:32:40,015 INFO L87 Difference]: Start difference. First operand 1110 states and 1546 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:40,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:40,524 INFO L93 Difference]: Finished difference Result 1124 states and 1561 transitions. [2023-11-28 23:32:40,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:32:40,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 106 [2023-11-28 23:32:40,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:40,529 INFO L225 Difference]: With dead ends: 1124 [2023-11-28 23:32:40,529 INFO L226 Difference]: Without dead ends: 1122 [2023-11-28 23:32:40,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:32:40,530 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 201 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:40,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 635 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-28 23:32:40,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2023-11-28 23:32:40,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 1113. [2023-11-28 23:32:40,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1113 states, 950 states have (on average 1.4378947368421053) internal successors, (1366), 1001 states have internal predecessors, (1366), 93 states have call successors, (93), 36 states have call predecessors, (93), 41 states have return successors, (90), 78 states have call predecessors, (90), 75 states have call successors, (90) [2023-11-28 23:32:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1549 transitions. [2023-11-28 23:32:40,592 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1549 transitions. Word has length 106 [2023-11-28 23:32:40,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:40,593 INFO L495 AbstractCegarLoop]: Abstraction has 1113 states and 1549 transitions. [2023-11-28 23:32:40,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1549 transitions. [2023-11-28 23:32:40,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-28 23:32:40,594 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:40,595 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:40,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-11-28 23:32:40,595 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:40,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:40,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1937772808, now seen corresponding path program 1 times [2023-11-28 23:32:40,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:40,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358042815] [2023-11-28 23:32:40,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:40,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:40,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:40,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:40,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:40,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358042815] [2023-11-28 23:32:40,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358042815] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:40,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718420038] [2023-11-28 23:32:40,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:40,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:40,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:40,794 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:40,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-28 23:32:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:41,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 1068 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:41,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:41,449 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:41,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718420038] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:41,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:41,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-28 23:32:41,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916676579] [2023-11-28 23:32:41,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:41,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:32:41,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:41,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:32:41,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:41,451 INFO L87 Difference]: Start difference. First operand 1113 states and 1549 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:41,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:41,525 INFO L93 Difference]: Finished difference Result 1113 states and 1549 transitions. [2023-11-28 23:32:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:32:41,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 109 [2023-11-28 23:32:41,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:41,530 INFO L225 Difference]: With dead ends: 1113 [2023-11-28 23:32:41,530 INFO L226 Difference]: Without dead ends: 1112 [2023-11-28 23:32:41,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:41,531 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 3 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:41,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 832 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:32:41,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2023-11-28 23:32:41,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 1112. [2023-11-28 23:32:41,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 950 states have (on average 1.436842105263158) internal successors, (1365), 1000 states have internal predecessors, (1365), 93 states have call successors, (93), 36 states have call predecessors, (93), 41 states have return successors, (90), 78 states have call predecessors, (90), 75 states have call successors, (90) [2023-11-28 23:32:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 1548 transitions. [2023-11-28 23:32:41,592 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 1548 transitions. Word has length 109 [2023-11-28 23:32:41,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:41,593 INFO L495 AbstractCegarLoop]: Abstraction has 1112 states and 1548 transitions. [2023-11-28 23:32:41,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1548 transitions. [2023-11-28 23:32:41,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-28 23:32:41,595 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:41,595 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:41,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-28 23:32:41,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-11-28 23:32:41,795 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:41,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:41,796 INFO L85 PathProgramCache]: Analyzing trace with hash 887172451, now seen corresponding path program 1 times [2023-11-28 23:32:41,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:41,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839657368] [2023-11-28 23:32:41,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:41,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:42,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:42,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:42,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:42,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839657368] [2023-11-28 23:32:42,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839657368] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:42,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:42,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:32:42,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708513679] [2023-11-28 23:32:42,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:42,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:32:42,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:42,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:32:42,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:42,061 INFO L87 Difference]: Start difference. First operand 1112 states and 1548 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:42,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:42,989 INFO L93 Difference]: Finished difference Result 2006 states and 2856 transitions. [2023-11-28 23:32:42,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:32:42,990 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 110 [2023-11-28 23:32:42,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:42,998 INFO L225 Difference]: With dead ends: 2006 [2023-11-28 23:32:42,998 INFO L226 Difference]: Without dead ends: 1357 [2023-11-28 23:32:43,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:43,001 INFO L413 NwaCegarLoop]: 233 mSDtfsCounter, 518 mSDsluCounter, 853 mSDsCounter, 0 mSdLazyCounter, 928 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 1086 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:43,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 1086 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 928 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-28 23:32:43,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1357 states. [2023-11-28 23:32:43,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1357 to 1328. [2023-11-28 23:32:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1142 states have (on average 1.4763572679509631) internal successors, (1686), 1192 states have internal predecessors, (1686), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 1911 transitions. [2023-11-28 23:32:43,054 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 1911 transitions. Word has length 110 [2023-11-28 23:32:43,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:43,054 INFO L495 AbstractCegarLoop]: Abstraction has 1328 states and 1911 transitions. [2023-11-28 23:32:43,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1911 transitions. [2023-11-28 23:32:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-28 23:32:43,055 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:43,056 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:43,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-28 23:32:43,056 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:43,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:43,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1567230821, now seen corresponding path program 1 times [2023-11-28 23:32:43,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:43,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359111494] [2023-11-28 23:32:43,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:43,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:43,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:43,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:43,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:43,380 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:43,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:43,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359111494] [2023-11-28 23:32:43,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359111494] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:43,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:43,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-28 23:32:43,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63152232] [2023-11-28 23:32:43,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:43,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:32:43,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:43,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:32:43,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:43,382 INFO L87 Difference]: Start difference. First operand 1328 states and 1911 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:44,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:44,333 INFO L93 Difference]: Finished difference Result 2220 states and 3212 transitions. [2023-11-28 23:32:44,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:32:44,334 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 110 [2023-11-28 23:32:44,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:44,341 INFO L225 Difference]: With dead ends: 2220 [2023-11-28 23:32:44,341 INFO L226 Difference]: Without dead ends: 1385 [2023-11-28 23:32:44,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:44,343 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 780 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 802 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:44,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [802 Valid, 820 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-28 23:32:44,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1385 states. [2023-11-28 23:32:44,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1385 to 1340. [2023-11-28 23:32:44,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1340 states, 1154 states have (on average 1.4714038128249567) internal successors, (1698), 1204 states have internal predecessors, (1698), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:44,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1340 states and 1923 transitions. [2023-11-28 23:32:44,392 INFO L78 Accepts]: Start accepts. Automaton has 1340 states and 1923 transitions. Word has length 110 [2023-11-28 23:32:44,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:44,392 INFO L495 AbstractCegarLoop]: Abstraction has 1340 states and 1923 transitions. [2023-11-28 23:32:44,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1923 transitions. [2023-11-28 23:32:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-28 23:32:44,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:44,393 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:44,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-28 23:32:44,394 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:44,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:44,394 INFO L85 PathProgramCache]: Analyzing trace with hash -58583684, now seen corresponding path program 1 times [2023-11-28 23:32:44,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:44,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546236486] [2023-11-28 23:32:44,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:44,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:44,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:44,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:44,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:44,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546236486] [2023-11-28 23:32:44,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546236486] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:44,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190515696] [2023-11-28 23:32:44,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:44,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:44,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:44,631 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:44,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-28 23:32:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:45,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:45,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:45,203 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:45,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190515696] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:45,224 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:45,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 7 [2023-11-28 23:32:45,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403184963] [2023-11-28 23:32:45,225 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:45,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-28 23:32:45,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:45,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-28 23:32:45,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:45,226 INFO L87 Difference]: Start difference. First operand 1340 states and 1923 transitions. Second operand has 8 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:45,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:45,727 INFO L93 Difference]: Finished difference Result 1359 states and 1945 transitions. [2023-11-28 23:32:45,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:32:45,727 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 110 [2023-11-28 23:32:45,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:45,733 INFO L225 Difference]: With dead ends: 1359 [2023-11-28 23:32:45,733 INFO L226 Difference]: Without dead ends: 1358 [2023-11-28 23:32:45,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:45,734 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 200 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:45,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 633 Invalid, 513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-28 23:32:45,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2023-11-28 23:32:45,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 1349. [2023-11-28 23:32:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1349 states, 1163 states have (on average 1.467755803955288) internal successors, (1707), 1213 states have internal predecessors, (1707), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:45,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1932 transitions. [2023-11-28 23:32:45,782 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1932 transitions. Word has length 110 [2023-11-28 23:32:45,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:45,782 INFO L495 AbstractCegarLoop]: Abstraction has 1349 states and 1932 transitions. [2023-11-28 23:32:45,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:45,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1932 transitions. [2023-11-28 23:32:45,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-28 23:32:45,783 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:45,783 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:45,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-28 23:32:45,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-11-28 23:32:45,984 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:45,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:45,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1814779463, now seen corresponding path program 1 times [2023-11-28 23:32:45,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:45,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956240907] [2023-11-28 23:32:45,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:45,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:46,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:46,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:46,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:46,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956240907] [2023-11-28 23:32:46,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956240907] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:46,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:46,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:32:46,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576825451] [2023-11-28 23:32:46,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:46,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:32:46,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:46,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:32:46,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:32:46,188 INFO L87 Difference]: Start difference. First operand 1349 states and 1932 transitions. Second operand has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:46,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:46,661 INFO L93 Difference]: Finished difference Result 1402 states and 2014 transitions. [2023-11-28 23:32:46,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:32:46,661 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 111 [2023-11-28 23:32:46,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:46,667 INFO L225 Difference]: With dead ends: 1402 [2023-11-28 23:32:46,667 INFO L226 Difference]: Without dead ends: 1400 [2023-11-28 23:32:46,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:46,669 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 210 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:46,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 643 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-28 23:32:46,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2023-11-28 23:32:46,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1373. [2023-11-28 23:32:46,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1373 states, 1187 states have (on average 1.468407750631845) internal successors, (1743), 1237 states have internal predecessors, (1743), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1373 states and 1968 transitions. [2023-11-28 23:32:46,718 INFO L78 Accepts]: Start accepts. Automaton has 1373 states and 1968 transitions. Word has length 111 [2023-11-28 23:32:46,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:46,719 INFO L495 AbstractCegarLoop]: Abstraction has 1373 states and 1968 transitions. [2023-11-28 23:32:46,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1968 transitions. [2023-11-28 23:32:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-28 23:32:46,720 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:46,720 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:46,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-11-28 23:32:46,720 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting bb_verror_msgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:46,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:46,721 INFO L85 PathProgramCache]: Analyzing trace with hash 204335420, now seen corresponding path program 1 times [2023-11-28 23:32:46,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:46,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76118592] [2023-11-28 23:32:46,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:46,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:46,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:46,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:46,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:46,914 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:46,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:46,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76118592] [2023-11-28 23:32:46,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76118592] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:46,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:46,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-28 23:32:46,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337970985] [2023-11-28 23:32:46,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:46,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:32:46,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:46,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:32:46,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:46,916 INFO L87 Difference]: Start difference. First operand 1373 states and 1968 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:47,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:47,599 INFO L93 Difference]: Finished difference Result 2253 states and 3264 transitions. [2023-11-28 23:32:47,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:32:47,599 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 113 [2023-11-28 23:32:47,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:47,606 INFO L225 Difference]: With dead ends: 2253 [2023-11-28 23:32:47,607 INFO L226 Difference]: Without dead ends: 1418 [2023-11-28 23:32:47,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:47,610 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 208 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:47,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 867 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-28 23:32:47,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2023-11-28 23:32:47,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1385. [2023-11-28 23:32:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1385 states, 1199 states have (on average 1.46371976647206) internal successors, (1755), 1249 states have internal predecessors, (1755), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1385 states and 1980 transitions. [2023-11-28 23:32:47,687 INFO L78 Accepts]: Start accepts. Automaton has 1385 states and 1980 transitions. Word has length 113 [2023-11-28 23:32:47,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:47,688 INFO L495 AbstractCegarLoop]: Abstraction has 1385 states and 1980 transitions. [2023-11-28 23:32:47,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1980 transitions. [2023-11-28 23:32:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-28 23:32:47,690 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:47,690 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:47,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-11-28 23:32:47,690 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:47,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:47,691 INFO L85 PathProgramCache]: Analyzing trace with hash -766989212, now seen corresponding path program 2 times [2023-11-28 23:32:47,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:47,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417267809] [2023-11-28 23:32:47,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:47,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:47,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-28 23:32:47,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:47,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417267809] [2023-11-28 23:32:47,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417267809] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:47,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658515695] [2023-11-28 23:32:47,950 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-28 23:32:47,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:47,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:47,951 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:47,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-28 23:32:48,584 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-28 23:32:48,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:32:48,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 1100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:48,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:48,650 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-28 23:32:48,650 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:48,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658515695] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:48,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:48,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2023-11-28 23:32:48,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506809707] [2023-11-28 23:32:48,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:48,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:32:48,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:48,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:32:48,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:48,651 INFO L87 Difference]: Start difference. First operand 1385 states and 1980 transitions. Second operand has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:48,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:48,758 INFO L93 Difference]: Finished difference Result 1385 states and 1980 transitions. [2023-11-28 23:32:48,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:32:48,758 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 111 [2023-11-28 23:32:48,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:48,766 INFO L225 Difference]: With dead ends: 1385 [2023-11-28 23:32:48,766 INFO L226 Difference]: Without dead ends: 1384 [2023-11-28 23:32:48,767 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:32:48,767 INFO L413 NwaCegarLoop]: 417 mSDtfsCounter, 3 mSDsluCounter, 818 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1235 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:48,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1235 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:48,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1384 states. [2023-11-28 23:32:48,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1384 to 1384. [2023-11-28 23:32:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1384 states, 1199 states have (on average 1.4620517097581318) internal successors, (1753), 1248 states have internal predecessors, (1753), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:48,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 1978 transitions. [2023-11-28 23:32:48,848 INFO L78 Accepts]: Start accepts. Automaton has 1384 states and 1978 transitions. Word has length 111 [2023-11-28 23:32:48,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:48,848 INFO L495 AbstractCegarLoop]: Abstraction has 1384 states and 1978 transitions. [2023-11-28 23:32:48,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-28 23:32:48,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1978 transitions. [2023-11-28 23:32:48,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-28 23:32:48,850 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:48,850 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:48,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-11-28 23:32:49,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:49,051 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:49,051 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:49,051 INFO L85 PathProgramCache]: Analyzing trace with hash 523541632, now seen corresponding path program 1 times [2023-11-28 23:32:49,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:49,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065063793] [2023-11-28 23:32:49,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:49,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:49,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:49,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:49,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065063793] [2023-11-28 23:32:49,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065063793] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:49,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263915046] [2023-11-28 23:32:49,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:49,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:49,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:49,240 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:49,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-28 23:32:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:49,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 1204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:49,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:49,871 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:49,872 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:32:49,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263915046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:49,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 23:32:49,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-11-28 23:32:49,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205265631] [2023-11-28 23:32:49,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:49,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:32:49,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:49,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:32:49,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:49,874 INFO L87 Difference]: Start difference. First operand 1384 states and 1978 transitions. Second operand has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:49,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:49,987 INFO L93 Difference]: Finished difference Result 1408 states and 2008 transitions. [2023-11-28 23:32:49,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:32:49,988 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 115 [2023-11-28 23:32:49,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:49,993 INFO L225 Difference]: With dead ends: 1408 [2023-11-28 23:32:49,993 INFO L226 Difference]: Without dead ends: 1407 [2023-11-28 23:32:49,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:49,994 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 8 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1232 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:49,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 1232 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:32:49,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2023-11-28 23:32:50,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1383. [2023-11-28 23:32:50,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1383 states, 1199 states have (on average 1.457047539616347) internal successors, (1747), 1247 states have internal predecessors, (1747), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:50,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1383 states and 1972 transitions. [2023-11-28 23:32:50,057 INFO L78 Accepts]: Start accepts. Automaton has 1383 states and 1972 transitions. Word has length 115 [2023-11-28 23:32:50,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:50,057 INFO L495 AbstractCegarLoop]: Abstraction has 1383 states and 1972 transitions. [2023-11-28 23:32:50,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:50,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1972 transitions. [2023-11-28 23:32:50,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-28 23:32:50,058 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:50,058 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:50,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-28 23:32:50,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2023-11-28 23:32:50,259 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:50,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:50,259 INFO L85 PathProgramCache]: Analyzing trace with hash -950078192, now seen corresponding path program 1 times [2023-11-28 23:32:50,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:50,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711554612] [2023-11-28 23:32:50,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:50,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:50,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:50,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:50,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:50,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711554612] [2023-11-28 23:32:50,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711554612] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:50,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2087451432] [2023-11-28 23:32:50,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:50,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:50,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:50,481 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:50,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-28 23:32:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:51,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 1205 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:51,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:51,099 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:51,126 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:51,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2087451432] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:51,127 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:51,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 7 [2023-11-28 23:32:51,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900893391] [2023-11-28 23:32:51,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:51,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-28 23:32:51,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:51,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-28 23:32:51,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:51,128 INFO L87 Difference]: Start difference. First operand 1383 states and 1972 transitions. Second operand has 8 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:51,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:51,847 INFO L93 Difference]: Finished difference Result 1537 states and 2204 transitions. [2023-11-28 23:32:51,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:32:51,847 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 116 [2023-11-28 23:32:51,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:51,854 INFO L225 Difference]: With dead ends: 1537 [2023-11-28 23:32:51,854 INFO L226 Difference]: Without dead ends: 1536 [2023-11-28 23:32:51,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2023-11-28 23:32:51,856 INFO L413 NwaCegarLoop]: 233 mSDtfsCounter, 241 mSDsluCounter, 629 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:51,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 862 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-28 23:32:51,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2023-11-28 23:32:51,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 1455. [2023-11-28 23:32:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1455 states, 1271 states have (on average 1.4594807238394965) internal successors, (1855), 1319 states have internal predecessors, (1855), 114 states have call successors, (114), 39 states have call predecessors, (114), 44 states have return successors, (111), 99 states have call predecessors, (111), 96 states have call successors, (111) [2023-11-28 23:32:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1455 states and 2080 transitions. [2023-11-28 23:32:51,910 INFO L78 Accepts]: Start accepts. Automaton has 1455 states and 2080 transitions. Word has length 116 [2023-11-28 23:32:51,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:51,910 INFO L495 AbstractCegarLoop]: Abstraction has 1455 states and 2080 transitions. [2023-11-28 23:32:51,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-28 23:32:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2080 transitions. [2023-11-28 23:32:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-28 23:32:51,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:51,912 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:51,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-28 23:32:52,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2023-11-28 23:32:52,112 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting bb_verror_msgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:52,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:52,112 INFO L85 PathProgramCache]: Analyzing trace with hash 557308498, now seen corresponding path program 1 times [2023-11-28 23:32:52,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:52,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946249095] [2023-11-28 23:32:52,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:52,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:52,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:52,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:52,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:52,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-28 23:32:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:52,456 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:52,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:52,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946249095] [2023-11-28 23:32:52,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946249095] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:52,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:52,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:32:52,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092359227] [2023-11-28 23:32:52,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:52,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:32:52,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:52,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:32:52,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:52,459 INFO L87 Difference]: Start difference. First operand 1455 states and 2080 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:53,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:53,911 INFO L93 Difference]: Finished difference Result 2978 states and 4387 transitions. [2023-11-28 23:32:53,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-28 23:32:53,911 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 118 [2023-11-28 23:32:53,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:53,919 INFO L225 Difference]: With dead ends: 2978 [2023-11-28 23:32:53,919 INFO L226 Difference]: Without dead ends: 2066 [2023-11-28 23:32:53,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-11-28 23:32:53,923 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 786 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 970 SdHoareTripleChecker+Invalid, 1156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:53,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [793 Valid, 970 Invalid, 1156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-28 23:32:53,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2066 states. [2023-11-28 23:32:53,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2066 to 1701. [2023-11-28 23:32:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1701 states, 1496 states have (on average 1.4665775401069518) internal successors, (2194), 1541 states have internal predecessors, (2194), 135 states have call successors, (135), 42 states have call predecessors, (135), 44 states have return successors, (132), 120 states have call predecessors, (132), 117 states have call successors, (132) [2023-11-28 23:32:54,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1701 states and 2461 transitions. [2023-11-28 23:32:54,001 INFO L78 Accepts]: Start accepts. Automaton has 1701 states and 2461 transitions. Word has length 118 [2023-11-28 23:32:54,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:54,001 INFO L495 AbstractCegarLoop]: Abstraction has 1701 states and 2461 transitions. [2023-11-28 23:32:54,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:54,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2461 transitions. [2023-11-28 23:32:54,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-28 23:32:54,002 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:54,002 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:54,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2023-11-28 23:32:54,003 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting bb_verror_msgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:54,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:54,003 INFO L85 PathProgramCache]: Analyzing trace with hash 557310420, now seen corresponding path program 1 times [2023-11-28 23:32:54,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:54,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635808153] [2023-11-28 23:32:54,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:54,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:54,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:54,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:54,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-28 23:32:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:54,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:54,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635808153] [2023-11-28 23:32:54,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635808153] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:54,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:54,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:32:54,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87028964] [2023-11-28 23:32:54,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:54,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:32:54,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:54,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:32:54,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:32:54,392 INFO L87 Difference]: Start difference. First operand 1701 states and 2461 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 3 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:32:55,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:55,581 INFO L93 Difference]: Finished difference Result 3607 states and 5382 transitions. [2023-11-28 23:32:55,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:32:55,581 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 3 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 118 [2023-11-28 23:32:55,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:55,588 INFO L225 Difference]: With dead ends: 3607 [2023-11-28 23:32:55,588 INFO L226 Difference]: Without dead ends: 2362 [2023-11-28 23:32:55,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:32:55,593 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 485 mSDsluCounter, 831 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 503 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 1135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:55,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [503 Valid, 1075 Invalid, 1135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-28 23:32:55,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2362 states. [2023-11-28 23:32:55,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2362 to 1875. [2023-11-28 23:32:55,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1875 states, 1666 states have (on average 1.4759903961584633) internal successors, (2459), 1707 states have internal predecessors, (2459), 139 states have call successors, (139), 42 states have call predecessors, (139), 44 states have return successors, (151), 128 states have call predecessors, (151), 121 states have call successors, (151) [2023-11-28 23:32:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 2749 transitions. [2023-11-28 23:32:55,722 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 2749 transitions. Word has length 118 [2023-11-28 23:32:55,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:55,722 INFO L495 AbstractCegarLoop]: Abstraction has 1875 states and 2749 transitions. [2023-11-28 23:32:55,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 3 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:32:55,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2749 transitions. [2023-11-28 23:32:55,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-28 23:32:55,724 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:55,724 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:55,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2023-11-28 23:32:55,724 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:55,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:55,725 INFO L85 PathProgramCache]: Analyzing trace with hash -789211227, now seen corresponding path program 2 times [2023-11-28 23:32:55,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:55,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271324770] [2023-11-28 23:32:55,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:55,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:56,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:56,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:56,040 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-28 23:32:56,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:56,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271324770] [2023-11-28 23:32:56,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271324770] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:32:56,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150790119] [2023-11-28 23:32:56,040 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-28 23:32:56,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:32:56,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:56,041 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:32:56,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-28 23:32:56,659 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-28 23:32:56,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:32:56,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-28 23:32:56,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:32:56,741 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-28 23:32:56,741 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:32:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-28 23:32:56,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [150790119] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:32:56,822 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:32:56,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 6 [2023-11-28 23:32:56,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074057709] [2023-11-28 23:32:56,823 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:32:56,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:32:56,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:56,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:32:56,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:56,824 INFO L87 Difference]: Start difference. First operand 1875 states and 2749 transitions. Second operand has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:32:57,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:57,684 INFO L93 Difference]: Finished difference Result 1884 states and 2763 transitions. [2023-11-28 23:32:57,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:32:57,685 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 119 [2023-11-28 23:32:57,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:57,688 INFO L225 Difference]: With dead ends: 1884 [2023-11-28 23:32:57,688 INFO L226 Difference]: Without dead ends: 1867 [2023-11-28 23:32:57,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-28 23:32:57,689 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 358 mSDsluCounter, 678 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:57,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 900 Invalid, 1147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-28 23:32:57,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1867 states. [2023-11-28 23:32:57,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1867 to 1858. [2023-11-28 23:32:57,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1858 states, 1650 states have (on average 1.4781818181818183) internal successors, (2439), 1690 states have internal predecessors, (2439), 139 states have call successors, (139), 42 states have call predecessors, (139), 44 states have return successors, (151), 128 states have call predecessors, (151), 121 states have call successors, (151) [2023-11-28 23:32:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 2729 transitions. [2023-11-28 23:32:57,760 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 2729 transitions. Word has length 119 [2023-11-28 23:32:57,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:57,761 INFO L495 AbstractCegarLoop]: Abstraction has 1858 states and 2729 transitions. [2023-11-28 23:32:57,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:32:57,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2729 transitions. [2023-11-28 23:32:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-28 23:32:57,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:57,762 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:57,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-28 23:32:57,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2023-11-28 23:32:57,962 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting bb_verror_msgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:57,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:57,963 INFO L85 PathProgramCache]: Analyzing trace with hash 502023025, now seen corresponding path program 1 times [2023-11-28 23:32:57,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:57,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736162445] [2023-11-28 23:32:57,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:57,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:58,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:32:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:58,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:32:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:58,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-28 23:32:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:32:58,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:58,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736162445] [2023-11-28 23:32:58,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736162445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:58,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:58,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-28 23:32:58,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320892600] [2023-11-28 23:32:58,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:58,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:32:58,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:58,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:32:58,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:32:58,262 INFO L87 Difference]: Start difference. First operand 1858 states and 2729 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:59,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:32:59,835 INFO L93 Difference]: Finished difference Result 3083 states and 4567 transitions. [2023-11-28 23:32:59,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-28 23:32:59,835 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 125 [2023-11-28 23:32:59,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:32:59,840 INFO L225 Difference]: With dead ends: 3083 [2023-11-28 23:32:59,840 INFO L226 Difference]: Without dead ends: 2116 [2023-11-28 23:32:59,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2023-11-28 23:32:59,843 INFO L413 NwaCegarLoop]: 207 mSDtfsCounter, 672 mSDsluCounter, 933 mSDsCounter, 0 mSdLazyCounter, 1260 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1140 SdHoareTripleChecker+Invalid, 1377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-28 23:32:59,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 1140 Invalid, 1377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1260 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-28 23:32:59,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2116 states. [2023-11-28 23:32:59,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2116 to 1858. [2023-11-28 23:32:59,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1858 states, 1650 states have (on average 1.4763636363636363) internal successors, (2436), 1690 states have internal predecessors, (2436), 139 states have call successors, (139), 42 states have call predecessors, (139), 44 states have return successors, (151), 128 states have call predecessors, (151), 121 states have call successors, (151) [2023-11-28 23:32:59,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 2726 transitions. [2023-11-28 23:32:59,927 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 2726 transitions. Word has length 125 [2023-11-28 23:32:59,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:32:59,928 INFO L495 AbstractCegarLoop]: Abstraction has 1858 states and 2726 transitions. [2023-11-28 23:32:59,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:32:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2726 transitions. [2023-11-28 23:32:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-28 23:32:59,929 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:32:59,929 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:59,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2023-11-28 23:32:59,929 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting bb_verror_msgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:32:59,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:59,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1086324877, now seen corresponding path program 1 times [2023-11-28 23:32:59,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:59,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086296834] [2023-11-28 23:32:59,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:59,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:33:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:00,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:33:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:00,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-28 23:33:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:00,389 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:33:00,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:00,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086296834] [2023-11-28 23:33:00,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086296834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:33:00,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:33:00,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 23:33:00,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065053687] [2023-11-28 23:33:00,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:33:00,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:33:00,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:00,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:33:00,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:33:00,391 INFO L87 Difference]: Start difference. First operand 1858 states and 2726 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-28 23:33:01,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:33:01,411 INFO L93 Difference]: Finished difference Result 2093 states and 3130 transitions. [2023-11-28 23:33:01,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:33:01,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 125 [2023-11-28 23:33:01,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:33:01,416 INFO L225 Difference]: With dead ends: 2093 [2023-11-28 23:33:01,416 INFO L226 Difference]: Without dead ends: 2091 [2023-11-28 23:33:01,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:33:01,418 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 337 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 665 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-28 23:33:01,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 752 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-28 23:33:01,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2023-11-28 23:33:01,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 1856. [2023-11-28 23:33:01,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1856 states, 1650 states have (on average 1.461818181818182) internal successors, (2412), 1688 states have internal predecessors, (2412), 139 states have call successors, (139), 42 states have call predecessors, (139), 44 states have return successors, (151), 128 states have call predecessors, (151), 121 states have call successors, (151) [2023-11-28 23:33:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 2702 transitions. [2023-11-28 23:33:01,505 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 2702 transitions. Word has length 125 [2023-11-28 23:33:01,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:33:01,505 INFO L495 AbstractCegarLoop]: Abstraction has 1856 states and 2702 transitions. [2023-11-28 23:33:01,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-28 23:33:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2702 transitions. [2023-11-28 23:33:01,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-28 23:33:01,507 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:33:01,507 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:33:01,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2023-11-28 23:33:01,507 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:33:01,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:01,507 INFO L85 PathProgramCache]: Analyzing trace with hash 683667603, now seen corresponding path program 1 times [2023-11-28 23:33:01,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:01,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989503195] [2023-11-28 23:33:01,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:01,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:03,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:33:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:03,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:33:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:03,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-28 23:33:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-28 23:33:03,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:03,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989503195] [2023-11-28 23:33:03,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989503195] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:33:03,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920424160] [2023-11-28 23:33:03,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:03,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:33:03,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:33:03,596 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:33:03,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-28 23:33:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:04,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-28 23:33:04,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:33:04,399 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-28 23:33:04,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-11-28 23:33:04,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:04,903 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2023-11-28 23:33:04,903 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:33:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2023-11-28 23:33:05,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [920424160] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:33:05,403 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:33:05,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 11, 12] total 35 [2023-11-28 23:33:05,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012003814] [2023-11-28 23:33:05,403 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:33:05,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-11-28 23:33:05,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:05,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-11-28 23:33:05,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1081, Unknown=0, NotChecked=0, Total=1190 [2023-11-28 23:33:05,405 INFO L87 Difference]: Start difference. First operand 1856 states and 2702 transitions. Second operand has 35 states, 35 states have (on average 5.142857142857143) internal successors, (180), 29 states have internal predecessors, (180), 9 states have call successors, (15), 10 states have call predecessors, (15), 4 states have return successors, (9), 5 states have call predecessors, (9), 7 states have call successors, (9) [2023-11-28 23:33:21,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:33:21,383 INFO L93 Difference]: Finished difference Result 6561 states and 9804 transitions. [2023-11-28 23:33:21,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2023-11-28 23:33:21,383 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 5.142857142857143) internal successors, (180), 29 states have internal predecessors, (180), 9 states have call successors, (15), 10 states have call predecessors, (15), 4 states have return successors, (9), 5 states have call predecessors, (9), 7 states have call successors, (9) Word has length 126 [2023-11-28 23:33:21,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:33:21,393 INFO L225 Difference]: With dead ends: 6561 [2023-11-28 23:33:21,393 INFO L226 Difference]: Without dead ends: 5596 [2023-11-28 23:33:21,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3766 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1607, Invalid=11275, Unknown=0, NotChecked=0, Total=12882 [2023-11-28 23:33:21,400 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 6461 mSDsluCounter, 5146 mSDsCounter, 0 mSdLazyCounter, 13334 mSolverCounterSat, 1272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6481 SdHoareTripleChecker+Valid, 5375 SdHoareTripleChecker+Invalid, 14606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1272 IncrementalHoareTripleChecker+Valid, 13334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2023-11-28 23:33:21,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6481 Valid, 5375 Invalid, 14606 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1272 Valid, 13334 Invalid, 0 Unknown, 0 Unchecked, 12.4s Time] [2023-11-28 23:33:21,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5596 states. [2023-11-28 23:33:21,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5596 to 3133. [2023-11-28 23:33:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3133 states, 2717 states have (on average 1.4563857195436143) internal successors, (3957), 2788 states have internal predecessors, (3957), 274 states have call successors, (274), 102 states have call predecessors, (274), 119 states have return successors, (382), 248 states have call predecessors, (382), 238 states have call successors, (382) [2023-11-28 23:33:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 3133 states and 4613 transitions. [2023-11-28 23:33:21,692 INFO L78 Accepts]: Start accepts. Automaton has 3133 states and 4613 transitions. Word has length 126 [2023-11-28 23:33:21,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:33:21,692 INFO L495 AbstractCegarLoop]: Abstraction has 3133 states and 4613 transitions. [2023-11-28 23:33:21,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 5.142857142857143) internal successors, (180), 29 states have internal predecessors, (180), 9 states have call successors, (15), 10 states have call predecessors, (15), 4 states have return successors, (9), 5 states have call predecessors, (9), 7 states have call successors, (9) [2023-11-28 23:33:21,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 4613 transitions. [2023-11-28 23:33:21,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-28 23:33:21,694 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:33:21,694 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:33:21,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-28 23:33:21,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2023-11-28 23:33:21,895 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:33:21,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:21,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1010687728, now seen corresponding path program 1 times [2023-11-28 23:33:21,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:21,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625417223] [2023-11-28 23:33:21,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:21,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:24,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:33:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:24,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:33:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:24,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-28 23:33:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:33:24,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:24,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625417223] [2023-11-28 23:33:24,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625417223] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:33:24,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1582929795] [2023-11-28 23:33:24,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:24,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:33:24,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:33:24,509 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:33:24,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-28 23:33:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:25,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 1309 conjuncts, 72 conjunts are in the unsatisfiable core [2023-11-28 23:33:25,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:33:25,322 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-28 23:33:25,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2023-11-28 23:33:25,335 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-28 23:33:25,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-11-28 23:33:25,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:25,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-28 23:33:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2023-11-28 23:33:26,249 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:33:26,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1582929795] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:33:26,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 23:33:26,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15] total 29 [2023-11-28 23:33:26,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349177268] [2023-11-28 23:33:26,381 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 23:33:26,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-11-28 23:33:26,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:26,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-11-28 23:33:26,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=785, Unknown=0, NotChecked=0, Total=870 [2023-11-28 23:33:26,383 INFO L87 Difference]: Start difference. First operand 3133 states and 4613 transitions. Second operand has 29 states, 28 states have (on average 4.392857142857143) internal successors, (123), 24 states have internal predecessors, (123), 6 states have call successors, (10), 8 states have call predecessors, (10), 5 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-11-28 23:33:32,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:33:39,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:33:39,396 INFO L93 Difference]: Finished difference Result 5349 states and 7980 transitions. [2023-11-28 23:33:39,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-28 23:33:39,397 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 4.392857142857143) internal successors, (123), 24 states have internal predecessors, (123), 6 states have call successors, (10), 8 states have call predecessors, (10), 5 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 128 [2023-11-28 23:33:39,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:33:39,408 INFO L225 Difference]: With dead ends: 5349 [2023-11-28 23:33:39,408 INFO L226 Difference]: Without dead ends: 3638 [2023-11-28 23:33:39,413 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 723 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=429, Invalid=2763, Unknown=0, NotChecked=0, Total=3192 [2023-11-28 23:33:39,414 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 2769 mSDsluCounter, 3514 mSDsCounter, 0 mSdLazyCounter, 5467 mSolverCounterSat, 496 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2788 SdHoareTripleChecker+Valid, 3705 SdHoareTripleChecker+Invalid, 5969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 496 IncrementalHoareTripleChecker+Valid, 5467 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-11-28 23:33:39,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2788 Valid, 3705 Invalid, 5969 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [496 Valid, 5467 Invalid, 6 Unknown, 0 Unchecked, 11.5s Time] [2023-11-28 23:33:39,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3638 states. [2023-11-28 23:33:39,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3638 to 3157. [2023-11-28 23:33:39,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3157 states, 2735 states have (on average 1.4526508226691042) internal successors, (3973), 2810 states have internal predecessors, (3973), 276 states have call successors, (276), 104 states have call predecessors, (276), 123 states have return successors, (408), 248 states have call predecessors, (408), 240 states have call successors, (408) [2023-11-28 23:33:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 3157 states and 4657 transitions. [2023-11-28 23:33:39,694 INFO L78 Accepts]: Start accepts. Automaton has 3157 states and 4657 transitions. Word has length 128 [2023-11-28 23:33:39,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:33:39,695 INFO L495 AbstractCegarLoop]: Abstraction has 3157 states and 4657 transitions. [2023-11-28 23:33:39,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 4.392857142857143) internal successors, (123), 24 states have internal predecessors, (123), 6 states have call successors, (10), 8 states have call predecessors, (10), 5 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-11-28 23:33:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 4657 transitions. [2023-11-28 23:33:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-28 23:33:39,696 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:33:39,697 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:33:39,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-28 23:33:39,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2023-11-28 23:33:39,897 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:33:39,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:39,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1341935826, now seen corresponding path program 1 times [2023-11-28 23:33:39,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:39,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209010] [2023-11-28 23:33:39,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:39,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:40,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:33:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:40,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:33:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:40,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-28 23:33:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-28 23:33:40,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:40,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209010] [2023-11-28 23:33:40,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209010] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:33:40,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:33:40,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 23:33:40,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090232924] [2023-11-28 23:33:40,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:33:40,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:33:40,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:40,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:33:40,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:33:40,124 INFO L87 Difference]: Start difference. First operand 3157 states and 4657 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:33:41,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:33:41,036 INFO L93 Difference]: Finished difference Result 4476 states and 6657 transitions. [2023-11-28 23:33:41,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:33:41,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 128 [2023-11-28 23:33:41,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:33:41,041 INFO L225 Difference]: With dead ends: 4476 [2023-11-28 23:33:41,041 INFO L226 Difference]: Without dead ends: 2435 [2023-11-28 23:33:41,046 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:33:41,047 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 208 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-28 23:33:41,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 625 Invalid, 486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-28 23:33:41,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2435 states. [2023-11-28 23:33:41,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2435 to 1767. [2023-11-28 23:33:41,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1767 states, 1560 states have (on average 1.4512820512820512) internal successors, (2264), 1604 states have internal predecessors, (2264), 124 states have call successors, (124), 49 states have call predecessors, (124), 60 states have return successors, (178), 115 states have call predecessors, (178), 110 states have call successors, (178) [2023-11-28 23:33:41,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1767 states and 2566 transitions. [2023-11-28 23:33:41,188 INFO L78 Accepts]: Start accepts. Automaton has 1767 states and 2566 transitions. Word has length 128 [2023-11-28 23:33:41,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:33:41,188 INFO L495 AbstractCegarLoop]: Abstraction has 1767 states and 2566 transitions. [2023-11-28 23:33:41,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:33:41,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2566 transitions. [2023-11-28 23:33:41,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-28 23:33:41,189 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:33:41,190 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:33:41,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2023-11-28 23:33:41,190 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:33:41,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:41,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1826042990, now seen corresponding path program 1 times [2023-11-28 23:33:41,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:41,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388017914] [2023-11-28 23:33:41,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:41,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:41,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:33:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:41,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:33:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:41,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-28 23:33:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:41,598 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-28 23:33:41,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:41,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388017914] [2023-11-28 23:33:41,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388017914] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:33:41,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:33:41,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:33:41,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955285647] [2023-11-28 23:33:41,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:33:41,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:33:41,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:41,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:33:41,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:33:41,600 INFO L87 Difference]: Start difference. First operand 1767 states and 2566 transitions. Second operand has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:33:42,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:33:42,773 INFO L93 Difference]: Finished difference Result 2514 states and 3710 transitions. [2023-11-28 23:33:42,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-28 23:33:42,773 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 129 [2023-11-28 23:33:42,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:33:42,779 INFO L225 Difference]: With dead ends: 2514 [2023-11-28 23:33:42,779 INFO L226 Difference]: Without dead ends: 2160 [2023-11-28 23:33:42,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2023-11-28 23:33:42,781 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 352 mSDsluCounter, 831 mSDsCounter, 0 mSdLazyCounter, 1005 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 1060 SdHoareTripleChecker+Invalid, 1041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-28 23:33:42,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 1060 Invalid, 1041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1005 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-28 23:33:42,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2160 states. [2023-11-28 23:33:43,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2160 to 1903. [2023-11-28 23:33:43,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1903 states, 1682 states have (on average 1.4375743162901309) internal successors, (2418), 1724 states have internal predecessors, (2418), 138 states have call successors, (138), 49 states have call predecessors, (138), 60 states have return successors, (196), 131 states have call predecessors, (196), 124 states have call successors, (196) [2023-11-28 23:33:43,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1903 states and 2752 transitions. [2023-11-28 23:33:43,021 INFO L78 Accepts]: Start accepts. Automaton has 1903 states and 2752 transitions. Word has length 129 [2023-11-28 23:33:43,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:33:43,022 INFO L495 AbstractCegarLoop]: Abstraction has 1903 states and 2752 transitions. [2023-11-28 23:33:43,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:33:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2752 transitions. [2023-11-28 23:33:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-28 23:33:43,024 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:33:43,024 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:33:43,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2023-11-28 23:33:43,024 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:33:43,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:43,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1415208267, now seen corresponding path program 2 times [2023-11-28 23:33:43,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:43,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105523976] [2023-11-28 23:33:43,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:43,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:45,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:33:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:45,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:33:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:45,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-28 23:33:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:45,377 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2023-11-28 23:33:45,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:45,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105523976] [2023-11-28 23:33:45,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105523976] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:33:45,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [427623779] [2023-11-28 23:33:45,378 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-28 23:33:45,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:33:45,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:33:45,379 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:33:45,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-28 23:33:46,298 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-28 23:33:46,299 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 23:33:46,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 1326 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-28 23:33:46,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:33:46,341 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-28 23:33:46,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-28 23:33:46,533 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-28 23:33:46,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-28 23:33:46,597 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-28 23:33:46,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-28 23:33:46,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2023-11-28 23:33:46,617 INFO L349 Elim1Store]: treesize reduction 4, result has 75.0 percent of original size [2023-11-28 23:33:46,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 19 [2023-11-28 23:33:46,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:46,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2023-11-28 23:33:47,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-28 23:33:47,558 INFO L349 Elim1Store]: treesize reduction 25, result has 47.9 percent of original size [2023-11-28 23:33:47,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 35 [2023-11-28 23:33:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2023-11-28 23:33:48,103 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:33:48,436 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9305 (Array Int Int))) (= (select (select (store |c_#memory_int#16| (select (select |c_#memory_$Pointer$#17.base| |c_ULTIMATE.start_main_~argv~0#1.base|) (+ (* |c_ULTIMATE.start_main_~i~5#1| 8) |c_ULTIMATE.start_main_~argv~0#1.offset|)) v_ArrVal_9305) 9) 1) 0)) is different from false [2023-11-28 23:33:48,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [427623779] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:33:48,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 23:33:48,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2023-11-28 23:33:48,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980540832] [2023-11-28 23:33:48,869 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 23:33:48,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-11-28 23:33:48,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:48,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-11-28 23:33:48,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1100, Unknown=4, NotChecked=68, Total=1332 [2023-11-28 23:33:48,872 INFO L87 Difference]: Start difference. First operand 1903 states and 2752 transitions. Second operand has 27 states, 27 states have (on average 4.296296296296297) internal successors, (116), 25 states have internal predecessors, (116), 5 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2023-11-28 23:33:52,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:33:56,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:00,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:05,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:09,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:14,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:18,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:22,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:27,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:31,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:35,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:39,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:43,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:47,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:51,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:34:55,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:00,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:04,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:08,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:12,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:16,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:20,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:25,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:29,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:34,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:38,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:42,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:46,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:50,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:55,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:35:59,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:03,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:07,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:11,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:15,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:20,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:24,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:28,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:32,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:36,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:40,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:44,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:49,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:54,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:36:58,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:02,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:06,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:10,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:14,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:18,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:22,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:26,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:30,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:35,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:39,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:43,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:47,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:51,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:37:55,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:00,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:04,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:08,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:12,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:16,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:20,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:25,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:29,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:33,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:37,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:41,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:45,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:49,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:53,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:38:57,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:01,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:06,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:10,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:14,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:18,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:22,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:26,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:30,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:34,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:38,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:42,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:46,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:50,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:39:55,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:00,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:04,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:08,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:12,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:17,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:22,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:26,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:30,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:34,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:40,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:44,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:48,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:52,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:40:57,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:01,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:05,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:09,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:13,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:18,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:23,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:27,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:31,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:36,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:40,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:44,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:48,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:52,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:41:56,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:00,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:04,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:08,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:12,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:16,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:20,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:24,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:28,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:32,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:36,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:41,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:45,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:49,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:53,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:42:57,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:01,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:05,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:09,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:13,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:17,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:21,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:25,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:29,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:33,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:37,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:41,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:45,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:49,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:53,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:43:57,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:01,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:05,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:09,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:13,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:17,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:22,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:26,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:30,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:34,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:38,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:42,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:46,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:50,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:54,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:58,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-28 23:44:58,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:44:58,625 INFO L93 Difference]: Finished difference Result 6541 states and 9359 transitions. [2023-11-28 23:44:58,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-11-28 23:44:58,626 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.296296296296297) internal successors, (116), 25 states have internal predecessors, (116), 5 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) Word has length 130 [2023-11-28 23:44:58,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:44:58,636 INFO L225 Difference]: With dead ends: 6541 [2023-11-28 23:44:58,636 INFO L226 Difference]: Without dead ends: 5471 [2023-11-28 23:44:58,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 236 SyntacticMatches, 1 SemanticMatches, 85 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1965 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1092, Invalid=6218, Unknown=4, NotChecked=168, Total=7482 [2023-11-28 23:44:58,642 INFO L413 NwaCegarLoop]: 332 mSDtfsCounter, 6658 mSDsluCounter, 4500 mSDsCounter, 0 mSdLazyCounter, 7537 mSolverCounterSat, 1071 mSolverCounterUnsat, 161 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 663.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6711 SdHoareTripleChecker+Valid, 4832 SdHoareTripleChecker+Invalid, 8769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1071 IncrementalHoareTripleChecker+Valid, 7537 IncrementalHoareTripleChecker+Invalid, 161 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 665.4s IncrementalHoareTripleChecker+Time [2023-11-28 23:44:58,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6711 Valid, 4832 Invalid, 8769 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1071 Valid, 7537 Invalid, 161 Unknown, 0 Unchecked, 665.4s Time] [2023-11-28 23:44:58,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5471 states. [2023-11-28 23:44:59,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5471 to 4913. [2023-11-28 23:44:59,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4913 states, 4298 states have (on average 1.4443927408096788) internal successors, (6208), 4389 states have internal predecessors, (6208), 419 states have call successors, (419), 154 states have call predecessors, (419), 173 states have return successors, (572), 375 states have call predecessors, (572), 373 states have call successors, (572) [2023-11-28 23:44:59,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4913 states to 4913 states and 7199 transitions. [2023-11-28 23:44:59,251 INFO L78 Accepts]: Start accepts. Automaton has 4913 states and 7199 transitions. Word has length 130 [2023-11-28 23:44:59,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:44:59,252 INFO L495 AbstractCegarLoop]: Abstraction has 4913 states and 7199 transitions. [2023-11-28 23:44:59,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.296296296296297) internal successors, (116), 25 states have internal predecessors, (116), 5 states have call successors, (8), 6 states have call predecessors, (8), 5 states have return successors, (6), 5 states have call predecessors, (6), 5 states have call successors, (6) [2023-11-28 23:44:59,252 INFO L276 IsEmpty]: Start isEmpty. Operand 4913 states and 7199 transitions. [2023-11-28 23:44:59,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-28 23:44:59,255 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:44:59,255 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:44:59,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-11-28 23:44:59,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:44:59,456 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:44:59,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:44:59,456 INFO L85 PathProgramCache]: Analyzing trace with hash -315750905, now seen corresponding path program 1 times [2023-11-28 23:44:59,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:44:59,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441255092] [2023-11-28 23:44:59,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:44:59,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:44:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:01,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:45:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:01,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:45:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:01,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-28 23:45:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:01,342 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-28 23:45:01,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:45:01,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441255092] [2023-11-28 23:45:01,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441255092] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:45:01,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:45:01,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-28 23:45:01,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846518786] [2023-11-28 23:45:01,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:45:01,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-28 23:45:01,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:45:01,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-28 23:45:01,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-11-28 23:45:01,344 INFO L87 Difference]: Start difference. First operand 4913 states and 7199 transitions. Second operand has 10 states, 10 states have (on average 6.5) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:45:04,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:45:04,575 INFO L93 Difference]: Finished difference Result 9652 states and 14153 transitions. [2023-11-28 23:45:04,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-28 23:45:04,576 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 130 [2023-11-28 23:45:04,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:45:04,588 INFO L225 Difference]: With dead ends: 9652 [2023-11-28 23:45:04,588 INFO L226 Difference]: Without dead ends: 6901 [2023-11-28 23:45:04,594 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2023-11-28 23:45:04,595 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 1425 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 1353 SdHoareTripleChecker+Invalid, 2083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-28 23:45:04,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1444 Valid, 1353 Invalid, 2083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-28 23:45:04,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6901 states. [2023-11-28 23:45:05,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6901 to 6825. [2023-11-28 23:45:05,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6825 states, 5961 states have (on average 1.4452273108538836) internal successors, (8615), 6073 states have internal predecessors, (8615), 604 states have call successors, (604), 213 states have call predecessors, (604), 237 states have return successors, (801), 550 states have call predecessors, (801), 542 states have call successors, (801) [2023-11-28 23:45:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6825 states to 6825 states and 10020 transitions. [2023-11-28 23:45:05,438 INFO L78 Accepts]: Start accepts. Automaton has 6825 states and 10020 transitions. Word has length 130 [2023-11-28 23:45:05,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:45:05,439 INFO L495 AbstractCegarLoop]: Abstraction has 6825 states and 10020 transitions. [2023-11-28 23:45:05,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:45:05,439 INFO L276 IsEmpty]: Start isEmpty. Operand 6825 states and 10020 transitions. [2023-11-28 23:45:05,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-28 23:45:05,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:45:05,441 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:05,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2023-11-28 23:45:05,442 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:45:05,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:45:05,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1640404784, now seen corresponding path program 1 times [2023-11-28 23:45:05,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:45:05,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921710048] [2023-11-28 23:45:05,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:05,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:45:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:07,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:45:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:07,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-28 23:45:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:08,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-28 23:45:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:08,059 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2023-11-28 23:45:08,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:45:08,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921710048] [2023-11-28 23:45:08,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921710048] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 23:45:08,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1787075941] [2023-11-28 23:45:08,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:08,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:45:08,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:45:08,061 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:45:08,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-28 23:45:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:09,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 1310 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-28 23:45:09,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:45:09,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-11-28 23:45:09,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-11-28 23:45:09,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-28 23:45:09,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-28 23:45:09,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-28 23:45:09,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-11-28 23:45:10,163 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2023-11-28 23:45:10,163 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:45:10,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2023-11-28 23:45:10,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2023-11-28 23:45:10,982 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2023-11-28 23:45:10,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1787075941] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:45:10,983 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 23:45:10,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 10] total 26 [2023-11-28 23:45:10,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461348731] [2023-11-28 23:45:10,983 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 23:45:10,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-11-28 23:45:10,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:45:10,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-11-28 23:45:10,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=543, Unknown=0, NotChecked=0, Total=650 [2023-11-28 23:45:10,985 INFO L87 Difference]: Start difference. First operand 6825 states and 10020 transitions. Second operand has 26 states, 26 states have (on average 4.653846153846154) internal successors, (121), 24 states have internal predecessors, (121), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-11-28 23:45:17,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:45:17,819 INFO L93 Difference]: Finished difference Result 10227 states and 14964 transitions. [2023-11-28 23:45:17,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-28 23:45:17,819 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 4.653846153846154) internal successors, (121), 24 states have internal predecessors, (121), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 131 [2023-11-28 23:45:17,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:45:17,832 INFO L225 Difference]: With dead ends: 10227 [2023-11-28 23:45:17,832 INFO L226 Difference]: Without dead ends: 8071 [2023-11-28 23:45:17,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 257 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=241, Invalid=1241, Unknown=0, NotChecked=0, Total=1482 [2023-11-28 23:45:17,838 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 3330 mSDsluCounter, 2683 mSDsCounter, 0 mSdLazyCounter, 4280 mSolverCounterSat, 611 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3360 SdHoareTripleChecker+Valid, 2861 SdHoareTripleChecker+Invalid, 4891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 611 IncrementalHoareTripleChecker+Valid, 4280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-28 23:45:17,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3360 Valid, 2861 Invalid, 4891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [611 Valid, 4280 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2023-11-28 23:45:17,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8071 states. [2023-11-28 23:45:18,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8071 to 6845. [2023-11-28 23:45:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6845 states, 5982 states have (on average 1.444332998996991) internal successors, (8640), 6091 states have internal predecessors, (8640), 603 states have call successors, (603), 214 states have call predecessors, (603), 237 states have return successors, (798), 551 states have call predecessors, (798), 541 states have call successors, (798) [2023-11-28 23:45:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6845 states to 6845 states and 10041 transitions. [2023-11-28 23:45:18,746 INFO L78 Accepts]: Start accepts. Automaton has 6845 states and 10041 transitions. Word has length 131 [2023-11-28 23:45:18,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:45:18,746 INFO L495 AbstractCegarLoop]: Abstraction has 6845 states and 10041 transitions. [2023-11-28 23:45:18,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.653846153846154) internal successors, (121), 24 states have internal predecessors, (121), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-11-28 23:45:18,747 INFO L276 IsEmpty]: Start isEmpty. Operand 6845 states and 10041 transitions. [2023-11-28 23:45:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-28 23:45:18,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:45:18,749 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:18,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-28 23:45:18,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:45:18,949 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:45:18,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:45:18,949 INFO L85 PathProgramCache]: Analyzing trace with hash 775194741, now seen corresponding path program 1 times [2023-11-28 23:45:18,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:45:18,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240770794] [2023-11-28 23:45:18,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:18,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:45:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:19,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:45:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:19,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:45:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:19,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-28 23:45:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:19,137 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:45:19,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:45:19,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240770794] [2023-11-28 23:45:19,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240770794] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:45:19,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:45:19,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-28 23:45:19,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969739218] [2023-11-28 23:45:19,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:45:19,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:45:19,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:45:19,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:45:19,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:45:19,139 INFO L87 Difference]: Start difference. First operand 6845 states and 10041 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:21,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:45:21,107 INFO L93 Difference]: Finished difference Result 12925 states and 19077 transitions. [2023-11-28 23:45:21,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:45:21,108 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 133 [2023-11-28 23:45:21,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:45:21,120 INFO L225 Difference]: With dead ends: 12925 [2023-11-28 23:45:21,120 INFO L226 Difference]: Without dead ends: 8122 [2023-11-28 23:45:21,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:45:21,130 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 395 mSDsluCounter, 578 mSDsCounter, 0 mSdLazyCounter, 668 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 415 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-28 23:45:21,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [415 Valid, 808 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 668 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-28 23:45:21,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8122 states. [2023-11-28 23:45:22,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8122 to 8074. [2023-11-28 23:45:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8074 states, 7067 states have (on average 1.4390830621197113) internal successors, (10170), 7196 states have internal predecessors, (10170), 747 states have call successors, (747), 214 states have call predecessors, (747), 237 states have return successors, (978), 687 states have call predecessors, (978), 685 states have call successors, (978) [2023-11-28 23:45:22,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8074 states to 8074 states and 11895 transitions. [2023-11-28 23:45:22,379 INFO L78 Accepts]: Start accepts. Automaton has 8074 states and 11895 transitions. Word has length 133 [2023-11-28 23:45:22,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:45:22,379 INFO L495 AbstractCegarLoop]: Abstraction has 8074 states and 11895 transitions. [2023-11-28 23:45:22,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:22,379 INFO L276 IsEmpty]: Start isEmpty. Operand 8074 states and 11895 transitions. [2023-11-28 23:45:22,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-28 23:45:22,381 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:45:22,381 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:22,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2023-11-28 23:45:22,382 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:45:22,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:45:22,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1476794615, now seen corresponding path program 1 times [2023-11-28 23:45:22,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:45:22,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537747568] [2023-11-28 23:45:22,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:22,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:45:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:22,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:45:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:22,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:45:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-28 23:45:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:22,575 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:45:22,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:45:22,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537747568] [2023-11-28 23:45:22,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537747568] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:45:22,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:45:22,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-28 23:45:22,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944607255] [2023-11-28 23:45:22,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:45:22,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:45:22,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:45:22,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:45:22,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:45:22,577 INFO L87 Difference]: Start difference. First operand 8074 states and 11895 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:24,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:45:24,275 INFO L93 Difference]: Finished difference Result 13035 states and 19199 transitions. [2023-11-28 23:45:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:45:24,275 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 133 [2023-11-28 23:45:24,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:45:24,287 INFO L225 Difference]: With dead ends: 13035 [2023-11-28 23:45:24,287 INFO L226 Difference]: Without dead ends: 8086 [2023-11-28 23:45:24,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:45:24,296 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 296 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 639 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-28 23:45:24,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 752 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 639 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-28 23:45:24,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2023-11-28 23:45:25,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 8048. [2023-11-28 23:45:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8048 states, 7051 states have (on average 1.4355410580059567) internal successors, (10122), 7170 states have internal predecessors, (10122), 737 states have call successors, (737), 214 states have call predecessors, (737), 237 states have return successors, (978), 687 states have call predecessors, (978), 685 states have call successors, (978) [2023-11-28 23:45:25,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8048 states to 8048 states and 11837 transitions. [2023-11-28 23:45:25,284 INFO L78 Accepts]: Start accepts. Automaton has 8048 states and 11837 transitions. Word has length 133 [2023-11-28 23:45:25,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:45:25,284 INFO L495 AbstractCegarLoop]: Abstraction has 8048 states and 11837 transitions. [2023-11-28 23:45:25,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 8048 states and 11837 transitions. [2023-11-28 23:45:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-28 23:45:25,286 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:45:25,286 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:25,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2023-11-28 23:45:25,286 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:45:25,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:45:25,286 INFO L85 PathProgramCache]: Analyzing trace with hash -171304415, now seen corresponding path program 1 times [2023-11-28 23:45:25,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:45:25,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371282933] [2023-11-28 23:45:25,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:25,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:45:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:25,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:45:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:25,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:45:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:25,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-28 23:45:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:45:25,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:45:25,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371282933] [2023-11-28 23:45:25,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371282933] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:45:25,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:45:25,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-28 23:45:25,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747560463] [2023-11-28 23:45:25,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:45:25,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-28 23:45:25,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:45:25,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-28 23:45:25,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-28 23:45:25,594 INFO L87 Difference]: Start difference. First operand 8048 states and 11837 transitions. Second operand has 9 states, 7 states have (on average 10.0) internal successors, (70), 5 states have internal predecessors, (70), 4 states have call successors, (5), 5 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:28,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:45:28,551 INFO L93 Difference]: Finished difference Result 10266 states and 15059 transitions. [2023-11-28 23:45:28,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-28 23:45:28,552 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 10.0) internal successors, (70), 5 states have internal predecessors, (70), 4 states have call successors, (5), 5 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 132 [2023-11-28 23:45:28,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:45:28,565 INFO L225 Difference]: With dead ends: 10266 [2023-11-28 23:45:28,565 INFO L226 Difference]: Without dead ends: 9097 [2023-11-28 23:45:28,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2023-11-28 23:45:28,570 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 525 mSDsluCounter, 1316 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 1522 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-28 23:45:28,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 1522 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-28 23:45:28,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9097 states. [2023-11-28 23:45:29,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9097 to 8098. [2023-11-28 23:45:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8098 states, 7091 states have (on average 1.4330841912283176) internal successors, (10162), 7200 states have internal predecessors, (10162), 747 states have call successors, (747), 234 states have call predecessors, (747), 237 states have return successors, (978), 687 states have call predecessors, (978), 685 states have call successors, (978) [2023-11-28 23:45:29,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8098 states to 8098 states and 11887 transitions. [2023-11-28 23:45:29,664 INFO L78 Accepts]: Start accepts. Automaton has 8098 states and 11887 transitions. Word has length 132 [2023-11-28 23:45:29,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:45:29,665 INFO L495 AbstractCegarLoop]: Abstraction has 8098 states and 11887 transitions. [2023-11-28 23:45:29,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 10.0) internal successors, (70), 5 states have internal predecessors, (70), 4 states have call successors, (5), 5 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:29,665 INFO L276 IsEmpty]: Start isEmpty. Operand 8098 states and 11887 transitions. [2023-11-28 23:45:29,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-28 23:45:29,666 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:45:29,666 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:29,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2023-11-28 23:45:29,667 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:45:29,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:45:29,667 INFO L85 PathProgramCache]: Analyzing trace with hash 2129518175, now seen corresponding path program 1 times [2023-11-28 23:45:29,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:45:29,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236131426] [2023-11-28 23:45:29,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:29,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:45:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:30,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:45:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:30,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:45:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:30,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-28 23:45:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:30,134 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:45:30,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:45:30,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236131426] [2023-11-28 23:45:30,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236131426] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:45:30,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:45:30,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-28 23:45:30,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469682936] [2023-11-28 23:45:30,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:45:30,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:45:30,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:45:30,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:45:30,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:45:30,135 INFO L87 Difference]: Start difference. First operand 8098 states and 11887 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:32,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:45:32,582 INFO L93 Difference]: Finished difference Result 12680 states and 18679 transitions. [2023-11-28 23:45:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-28 23:45:32,583 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 132 [2023-11-28 23:45:32,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:45:32,596 INFO L225 Difference]: With dead ends: 12680 [2023-11-28 23:45:32,596 INFO L226 Difference]: Without dead ends: 9064 [2023-11-28 23:45:32,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2023-11-28 23:45:32,602 INFO L413 NwaCegarLoop]: 274 mSDtfsCounter, 793 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 1010 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 806 SdHoareTripleChecker+Valid, 1161 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-28 23:45:32,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [806 Valid, 1161 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1010 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-28 23:45:32,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9064 states. [2023-11-28 23:45:33,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9064 to 8098. [2023-11-28 23:45:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8098 states, 7091 states have (on average 1.4311098575659287) internal successors, (10148), 7200 states have internal predecessors, (10148), 747 states have call successors, (747), 234 states have call predecessors, (747), 237 states have return successors, (978), 687 states have call predecessors, (978), 685 states have call successors, (978) [2023-11-28 23:45:33,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8098 states to 8098 states and 11873 transitions. [2023-11-28 23:45:33,788 INFO L78 Accepts]: Start accepts. Automaton has 8098 states and 11873 transitions. Word has length 132 [2023-11-28 23:45:33,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:45:33,788 INFO L495 AbstractCegarLoop]: Abstraction has 8098 states and 11873 transitions. [2023-11-28 23:45:33,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 5 states have internal predecessors, (70), 2 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-28 23:45:33,789 INFO L276 IsEmpty]: Start isEmpty. Operand 8098 states and 11873 transitions. [2023-11-28 23:45:33,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-28 23:45:33,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:45:33,790 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:33,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2023-11-28 23:45:33,791 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:45:33,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:45:33,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1086419129, now seen corresponding path program 1 times [2023-11-28 23:45:33,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:45:33,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818135747] [2023-11-28 23:45:33,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:45:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:34,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-28 23:45:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:34,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-28 23:45:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:34,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-28 23:45:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:45:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-28 23:45:34,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:45:34,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818135747] [2023-11-28 23:45:34,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818135747] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:45:34,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:45:34,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:45:34,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300034075] [2023-11-28 23:45:34,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:45:34,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:45:34,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:45:34,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:45:34,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:45:34,169 INFO L87 Difference]: Start difference. First operand 8098 states and 11873 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:45:36,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:45:36,683 INFO L93 Difference]: Finished difference Result 14264 states and 21054 transitions. [2023-11-28 23:45:36,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:45:36,684 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 134 [2023-11-28 23:45:36,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:45:36,698 INFO L225 Difference]: With dead ends: 14264 [2023-11-28 23:45:36,698 INFO L226 Difference]: Without dead ends: 9601 [2023-11-28 23:45:36,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:45:36,704 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 461 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 1007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:45:36,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [479 Valid, 921 Invalid, 1007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-28 23:45:36,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9601 states. [2023-11-28 23:45:37,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9601 to 9498. [2023-11-28 23:45:37,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9498 states, 8323 states have (on average 1.430734110296768) internal successors, (11908), 8448 states have internal predecessors, (11908), 915 states have call successors, (915), 234 states have call predecessors, (915), 237 states have return successors, (1178), 855 states have call predecessors, (1178), 853 states have call successors, (1178) [2023-11-28 23:45:37,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9498 states to 9498 states and 14001 transitions. [2023-11-28 23:45:37,959 INFO L78 Accepts]: Start accepts. Automaton has 9498 states and 14001 transitions. Word has length 134 [2023-11-28 23:45:37,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:45:37,960 INFO L495 AbstractCegarLoop]: Abstraction has 9498 states and 14001 transitions. [2023-11-28 23:45:37,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-28 23:45:37,960 INFO L276 IsEmpty]: Start isEmpty. Operand 9498 states and 14001 transitions. [2023-11-28 23:45:37,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-28 23:45:37,963 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:45:37,963 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:37,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2023-11-28 23:45:37,963 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 41 more)] === [2023-11-28 23:45:37,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:45:37,963 INFO L85 PathProgramCache]: Analyzing trace with hash -2015480338, now seen corresponding path program 1 times [2023-11-28 23:45:37,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:45:37,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480342225] [2023-11-28 23:45:37,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:45:37,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:45:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:45:38,154 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:45:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:45:38,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:45:38,477 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:45:38,478 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location bb_verror_msgErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location getoptErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 44 remaining) [2023-11-28 23:45:38,480 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 44 remaining) [2023-11-28 23:45:38,481 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location bb_verror_msgErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 44 remaining) [2023-11-28 23:45:38,482 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 44 remaining) [2023-11-28 23:45:38,483 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 44 remaining) [2023-11-28 23:45:38,484 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 44 remaining) [2023-11-28 23:45:38,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2023-11-28 23:45:38,488 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:45:38,492 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 23:45:38,591 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2023-11-28 23:45:38,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2023-11-28 23:45:38,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2023-11-28 23:45:38,602 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated [2023-11-28 23:45:38,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated [2023-11-28 23:45:38,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-11-28 23:45:38,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret123 could not be translated [2023-11-28 23:45:38,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #varArgs [2023-11-28 23:45:38,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not [2023-11-28 23:45:38,611 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem51 [2023-11-28 23:45:38,612 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem51 [2023-11-28 23:45:38,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:45:38 BoogieIcfgContainer [2023-11-28 23:45:38,635 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 23:45:38,636 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 23:45:38,636 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 23:45:38,636 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 23:45:38,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:11" (3/4) ... [2023-11-28 23:45:38,639 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 23:45:38,640 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 23:45:38,640 INFO L158 Benchmark]: Toolchain (without parser) took 811031.97ms. Allocated memory was 163.6MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 117.7MB in the beginning and 926.9MB in the end (delta: -809.2MB). Peak memory consumption was 568.5MB. Max. memory is 16.1GB. [2023-11-28 23:45:38,640 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:45:38,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1500.04ms. Allocated memory was 163.6MB in the beginning and 228.6MB in the end (delta: 65.0MB). Free memory was 117.6MB in the beginning and 148.2MB in the end (delta: -30.6MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2023-11-28 23:45:38,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.43ms. Allocated memory is still 228.6MB. Free memory was 148.2MB in the beginning and 138.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-28 23:45:38,641 INFO L158 Benchmark]: Boogie Preprocessor took 227.22ms. Allocated memory is still 228.6MB. Free memory was 138.7MB in the beginning and 112.4MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-28 23:45:38,641 INFO L158 Benchmark]: RCFGBuilder took 1954.79ms. Allocated memory is still 228.6MB. Free memory was 112.4MB in the beginning and 156.6MB in the end (delta: -44.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-28 23:45:38,641 INFO L158 Benchmark]: TraceAbstraction took 807222.39ms. Allocated memory was 228.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 156.6MB in the beginning and 928.0MB in the end (delta: -771.4MB). Peak memory consumption was 539.3MB. Max. memory is 16.1GB. [2023-11-28 23:45:38,641 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 1.5GB. Free memory was 928.0MB in the beginning and 926.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:45:38,642 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1500.04ms. Allocated memory was 163.6MB in the beginning and 228.6MB in the end (delta: 65.0MB). Free memory was 117.6MB in the beginning and 148.2MB in the end (delta: -30.6MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.43ms. Allocated memory is still 228.6MB. Free memory was 148.2MB in the beginning and 138.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 227.22ms. Allocated memory is still 228.6MB. Free memory was 138.7MB in the beginning and 112.4MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1954.79ms. Allocated memory is still 228.6MB. Free memory was 112.4MB in the beginning and 156.6MB in the end (delta: -44.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 807222.39ms. Allocated memory was 228.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 156.6MB in the beginning and 928.0MB in the end (delta: -771.4MB). Peak memory consumption was 539.3MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 1.5GB. Free memory was 928.0MB in the beginning and 926.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #varArgs - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expected StepInfo for loop construct to contain Condition, but it did not - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem51 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem51 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 2342]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 2393, overapproximation of strlen at line 2339. Possible FailurePath: [L2198] static const char *applet_name; [L2199] static signed int bb_errno_location; [L2199] static signed int bb_errno_location; [L2200] static signed int * const bb_errno = &bb_errno_location; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2201] static const char bb_msg_memory_exhausted[14l] = { (const char)111, (const char)117, (const char)116, (const char)32, (const char)111, (const char)102, (const char)32, (const char)109, (const char)101, (const char)109, (const char)111, (const char)114, (const char)121, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2202] static const char bb_msg_standard_input[15l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)105, (const char)110, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2203] static const char bb_msg_standard_output[16l] = { (const char)115, (const char)116, (const char)97, (const char)110, (const char)100, (const char)97, (const char)114, (const char)100, (const char)32, (const char)111, (const char)117, (const char)116, (const char)112, (const char)117, (const char)116, (const char)0 }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2204-L2207] static struct suffix_mult bkm_suffixes[4l] = { { .suffix={ (char)98, (char)0, (char)0, (char)0 }, .mult=(unsigned int)512 }, { .suffix={ (char)107, (char)0, (char)0, (char)0 }, .mult=(unsigned int)1024 }, { .suffix={ (char)109, (char)0, (char)0, (char)0 }, .mult=(unsigned int)(1024 * 1024) }, { .suffix={ (char)0, (char)0, (char)0, (char)0 }, .mult=(unsigned int)0 } }; [L2208] static struct __jmp_buf_tag die_jmp[1l]; [L2208] static struct __jmp_buf_tag die_jmp[1l]; [L2209] static signed int die_sleep; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2210] static const char head_opts[7l] = { (const char)110, (const char)58, (const char)99, (const char)58, (const char)113, (const char)118, (const char)0 }; [L2211] static signed char logmode = (signed char)1; [L2212] static const char *msg_eol = "\n"; [L2213] static unsigned char xfunc_error_retval = (unsigned char)1; [L2870] static struct utmp dummy_utmp; [L2870] static struct utmp dummy_utmp; [L2955] char *a = malloc(11); [L2956] a[10] = 0 [L2957] int i=0; VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=0, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=1, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=2, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=3, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=4, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=5, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=6, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=7, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=8, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=9, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND TRUE i<10 [L2958] a[i]=__VERIFIER_nondet_char() [L2957] ++i VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=10, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2957] COND FALSE !(i<10) VAL [a={-1:0}, applet_name={0:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=10, logmode=1, msg_eol={3:0}, xfunc_error_retval=1] [L2959] applet_name = a [L2960] bb_errno_location = __VERIFIER_nondet_int() [L2961] optind = 1 [L2962] int argc = __VERIFIER_nondet_int(); [L2963] CALL assume_abort_if_not(argc >= 1 && argc <= 10000) VAL [\old(cond)=1, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optind=1, xfunc_error_retval=1] [L9] COND FALSE !(!cond) VAL [\old(cond)=1, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, cond=1, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optind=1, xfunc_error_retval=1] [L2963] RET assume_abort_if_not(argc >= 1 && argc <= 10000) VAL [a={-1:0}, applet_name={-1:0}, argc=1, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optind=1, xfunc_error_retval=1] [L2964] EXPR argc+1 [L2964] char **argv=malloc((argc+1)*sizeof(char*)); [L2965] EXPR argc+1 [L2965] char **mem_track=malloc((argc+1)*sizeof(char*)); [L2966] argv[argc]=0 [L2967] int i=0; VAL [a={-1:0}, applet_name={-1:0}, argc=1, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, i=0, logmode=1, mem_track={-14:0}, msg_eol={3:0}, optind=1, xfunc_error_retval=1] [L2967] COND TRUE i= argc || argv[optind][0] != '-' VAL [\old(argc)=1, \old(optarg)={2147483657:2147483668}, \old(optind)=1, applet_name={-1:0}, argc=1, argv={-13:0}, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, optstring={21:0}, optstring={21:0}, result=-1, xfunc_error_retval=1] [L2887] optind >= argc || argv[optind][0] != '-' VAL [\old(argc)=1, \old(optarg)={2147483657:2147483668}, \old(optind)=1, applet_name={-1:0}, argc=1, argv={-13:0}, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, optstring={21:0}, optstring={21:0}, result=-1, xfunc_error_retval=1] [L2887] COND TRUE optind >= argc || argv[optind][0] != '-' [L2888] return -1; VAL [\old(argc)=1, \old(optarg)={2147483657:2147483668}, \old(optind)=1, \result=-1, applet_name={-1:0}, argc=1, argv={-13:0}, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, optstring={21:0}, optstring={21:0}, result=-1, xfunc_error_retval=1] [L2512] RET, EXPR getopt(argc, argv, head_opts) VAL [\old(argc)=1, applet_name={-1:0}, argc=1, argv={-13:0}, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, count=10, count_bytes=0, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, header_threshhold=1, logmode=1, msg_eol={3:0}, negative_N={33:0}, optarg={2147483657:2147483668}, optind=1, retval=0, xfunc_error_retval=1] [L2512] opt=getopt(argc, argv, head_opts) [L2513] COND TRUE !(opt > 0) VAL [\old(argc)=1, applet_name={-1:0}, argc=1, argv={-13:0}, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, count=10, count_bytes=0, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, header_threshhold=1, logmode=1, msg_eol={3:0}, negative_N={33:0}, opt=-1, optarg={2147483657:2147483668}, optind=1, retval=0, xfunc_error_retval=1] [L2553] EXPR argc - optind [L2553] argc = argc - optind [L2554] argv = argv + (signed long int)optind [L2555] EXPR \read(**argv) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, xfunc_error_retval=1] [L2555] COND TRUE *argv == ((char *)((void *)0)) [L2557] argv = argv - 1l [L2558] *argv = (char *)"-" VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, xfunc_error_retval=1] [L2560] fmt = "\n==> %s <==\n" + (signed long int)1 VAL [\old(argc)=1, applet_name={-1:0}, argc=0, argv={-13:0}, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, count=10, count_bytes=0, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, fmt={10:1}, head_opts={21:0}, header_threshhold=1, logmode=1, msg_eol={3:0}, negative_N={33:0}, opt=-1, optarg={2147483657:2147483668}, optind=1, retval=0, xfunc_error_retval=1] [L2561] COND TRUE header_threshhold >= argc [L2562] header_threshhold = 0 VAL [\old(argc)=1, applet_name={-1:0}, argc=0, argv={-13:0}, argv={-13:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, count=10, count_bytes=0, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, fmt={10:1}, head_opts={21:0}, header_threshhold=0, logmode=1, msg_eol={3:0}, negative_N={33:0}, opt=-1, optarg={2147483657:2147483668}, optind=1, retval=0, xfunc_error_retval=1] [L2563] EXPR \read(negative_N) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, xfunc_error_retval=1] [L2563] COND FALSE !(!((signed int)negative_N == 0)) [L2568] COND TRUE (_Bool)1 [L2570] EXPR \read(**argv) [L2570] CALL, EXPR fopen_or_warn_stdin(*argv) [L2453] struct _IO_FILE *fp = stdin; [L2454] _Bool tmp_if_expr$1; VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, filename={9:0}, filename={9:0}, fp={2147483620:2147483673}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2455] COND TRUE !(filename == bb_msg_standard_input) [L2457] EXPR \read(*filename) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2457] COND FALSE !(!((signed int)*filename == 45)) [L2460] EXPR filename[(signed long int)1] [L2460] tmp_if_expr$1 = ((signed int)filename[(signed long int)1] != 0 ? (signed int)(1 != 0) : (signed int)(0 != 0)) != 0 [L2461] COND FALSE !(!(tmp_if_expr$1 == (_Bool)0)) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, filename={9:0}, filename={9:0}, fp={2147483620:2147483673}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, tmp_if_expr$1=0, xfunc_error_retval=1] [L2464] return fp; [L2570] RET, EXPR fopen_or_warn_stdin(*argv) [L2570] fp=fopen_or_warn_stdin(*argv) [L2571] COND TRUE !(fp == ((struct _IO_FILE *)((void *)0))) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2573] COND TRUE fp == stdin [L2575] *argv = (char *)bb_msg_standard_input VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2577] COND FALSE !(!(header_threshhold == 0)) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2581] EXPR \read(negative_N) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2581] COND FALSE !(!((signed int)negative_N == 0)) [L2589] CALL print_first_N(fp, count, count_bytes) [L2703] COND TRUE !(count == 0ul) [L2705] signed int c; VAL [\old(count)=10, \old(count_bytes)=0, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, count=10, count_bytes=0, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, fp={2147483620:2147483673}, fp={2147483620:2147483673}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2706] CALL, EXPR _IO_getc (fp) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, stream={2147483620:2147483673}, xfunc_error_retval=1] [L2863] return fgetc(stream); [L2706] RET, EXPR _IO_getc (fp) VAL [\old(count)=10, \old(count_bytes)=0, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, count=10, count_bytes=0, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, fp={2147483620:2147483673}, fp={2147483620:2147483673}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2706] c=_IO_getc (fp) [L2707] COND TRUE c == -1 VAL [\old(count)=10, \old(count_bytes)=0, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, c=-1, count=10, count_bytes=0, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, fp={2147483620:2147483673}, fp={2147483620:2147483673}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, stdin={2147483620:2147483673}, xfunc_error_retval=1] [L2589] RET print_first_N(fp, count, count_bytes) [L2590] CALL die_if_ferror_stdout() [L2397] CALL die_if_ferror(stdout, bb_msg_standard_output) [L2390] signed int return_value_ferror$1; [L2391] return_value_ferror$1=ferror(fp) [L2392] COND TRUE !(return_value_ferror$1 == 0) [L2393] CALL bb_error_msg_and_die("%s: I/O error", fn) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, xfunc_error_retval=1] [L2223] va_list p; [L2225] CALL bb_verror_msg(s, p, (const char *)((void *)0)) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, xfunc_error_retval=1] [L2312] char *msg; [L2313] char *msg1; [L2314] signed int applet_len; [L2315] unsigned int strerr_len; [L2316] signed int msgeol_len; [L2317] signed int used; VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, xfunc_error_retval=1] [L2318] COND FALSE !((signed int)logmode == 0) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, xfunc_error_retval=1] [L2320] COND FALSE !(s == ((const char *)((void *)0))) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, xfunc_error_retval=1] [L2322] CALL, EXPR vasprintf(&msg, s, p) [L2927] \read(*fmt) [L2929] int no_format = 1; [L2930] size_t s = 0; VAL [ap={-24:0}, ap={-24:0}, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, fmt={7:0}, fmt={7:0}, head_opts={21:0}, logmode=1, msg_eol={3:0}, no_format=1, optarg={2147483657:2147483668}, optind=1, ptr={31:0}, ptr={31:0}, s=0, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, xfunc_error_retval=1] [L2930] COND FALSE !(s < strlen(fmt)) [L2931] COND TRUE \read(no_format) [L2931] *ptr = malloc(strlen(fmt)) [L2931] EXPR \read(**ptr) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, xfunc_error_retval=1] [L2931] FCALL strcpy(*ptr, fmt) VAL [applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, xfunc_error_retval=1] [L2931] return strlen(fmt); [L2322] RET, EXPR vasprintf(&msg, s, p) [L2322] used=vasprintf(&msg, s, p) [L2323] COND FALSE !(used < 0) [L2325] unsigned long int return_value_strlen$1; [L2326] return_value_strlen$1=strlen(applet_name) [L2327] applet_len = (signed int)(return_value_strlen$1 + (unsigned long int)2) [L2328] unsigned long int tmp_if_expr$3; [L2329] unsigned long int return_value_strlen$2; VAL [applet_len=2147483614, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, return_value_strlen$1=2147483612, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, used=34, xfunc_error_retval=1] [L2330] COND FALSE !(!(strerr == ((const char *)((void *)0)))) [L2336] tmp_if_expr$3 = (unsigned long int)0 VAL [applet_len=2147483614, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, return_value_strlen$1=2147483612, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, tmp_if_expr$3=0, used=34, xfunc_error_retval=1] [L2337] strerr_len = (signed int)tmp_if_expr$3 [L2338] unsigned long int return_value_strlen$4; [L2339] return_value_strlen$4=strlen(msg_eol) [L2340] msgeol_len = (signed int)return_value_strlen$4 [L2341] void *return_value_realloc$5; [L2342] \read(*msg) VAL [applet_len=2147483614, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, msgeol_len=35, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, return_value_strlen$1=2147483612, return_value_strlen$4=35, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, strerr_len=0, tmp_if_expr$3=0, used=34, xfunc_error_retval=1] [L2342] applet_len + used VAL [applet_len=2147483614, applet_name={-1:0}, bb_errno={15:0}, bb_errno_location={15:0}, bb_msg_memory_exhausted={16:0}, bb_msg_standard_input={17:0}, bb_msg_standard_output={18:0}, bkm_suffixes={19:0}, die_jmp={20:0}, die_sleep=0, dummy_utmp={22:0}, head_opts={21:0}, logmode=1, msg={31:0}, msg_eol={3:0}, msgeol_len=35, optarg={2147483657:2147483668}, optind=1, p={-24:0}, p={-24:0}, return_value_strlen$1=2147483612, return_value_strlen$4=35, s={7:0}, s={7:0}, stdin={2147483620:2147483673}, stdout={2147483674:2147483651}, strerr={0:0}, strerr={0:0}, strerr_len=0, tmp_if_expr$3=0, used=34, xfunc_error_retval=1] - UnprovableResult [Line: 2895]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2895]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2902]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2902]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2942]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2942]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2342]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2350]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2350]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2358]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2358]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2360]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2360]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2361]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2361]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2367]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2367]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2370]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2370]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2377]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2377]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2479]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2479]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2957]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2957]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2964]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2964]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2965]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2965]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2972]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2972]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2967]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2967]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2502]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2502]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2504]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2504]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2804]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2804]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2553]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2553]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2976]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2976]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 496 locations, 44 error locations. Started 1 CEGAR loops. OverallTime: 807.0s, OverallIterations: 51, TraceHistogramMax: 20, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 746.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 167 mSolverCounterUnknown, 38063 SdHoareTripleChecker+Valid, 724.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37493 mSDsluCounter, 65259 SdHoareTripleChecker+Invalid, 716.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 50695 mSDsCounter, 5981 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60549 IncrementalHoareTripleChecker+Invalid, 66697 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5981 mSolverCounterUnsat, 14564 mSDtfsCounter, 60549 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3451 GetRequests, 2837 SyntacticMatches, 4 SemanticMatches, 610 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 7768 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9498occurred in iteration=50, InterpolantAutomatonStates: 508, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.8s AutomataMinimizationTime, 50 MinimizatonAttempts, 10142 StatesRemovedByMinimization, 37 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 29.3s InterpolantComputationTime, 6484 NumberOfCodeBlocks, 6330 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 7146 ConstructedInterpolants, 75 QuantifiedInterpolants, 27070 SizeOfPredicates, 81 NumberOfNonLiveVariables, 17707 ConjunctsInSsa, 318 ConjunctsInUnsatCore, 80 InterpolantComputations, 38 PerfectInterpolantSequences, 18196/18844 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-28 23:45:38,850 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-28 23:45:38,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:45:40,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:45:40,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-28 23:45:40,816 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:45:40,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:45:40,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-28 23:45:40,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:45:40,845 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:45:40,845 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:45:40,846 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:45:40,847 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:45:40,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:45:40,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:45:40,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:45:40,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:45:40,850 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:45:40,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:45:40,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:45:40,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:45:40,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:45:40,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:45:40,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:45:40,854 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-28 23:45:40,855 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-28 23:45:40,855 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-28 23:45:40,855 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-28 23:45:40,856 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-28 23:45:40,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:45:40,857 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:45:40,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:45:40,857 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:45:40,858 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:45:40,858 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:45:40,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:45:40,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:45:40,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:45:40,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:45:40,860 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-28 23:45:40,860 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-28 23:45:40,860 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:45:40,860 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:45:40,861 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:45:40,861 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:45:40,861 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:45:40,861 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-28 23:45:40,861 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e [2023-11-28 23:45:41,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:45:41,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:45:41,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:45:41,157 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:45:41,157 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:45:41,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-28 23:45:43,953 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:45:44,308 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:45:44,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-28 23:45:44,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data/25ee2a659/f77b40a5bcbc4867b58fa9e4f16f57ac/FLAG2fbd39e98 [2023-11-28 23:45:44,347 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/data/25ee2a659/f77b40a5bcbc4867b58fa9e4f16f57ac [2023-11-28 23:45:44,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:45:44,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:45:44,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:45:44,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:45:44,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:45:44,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:45:44" (1/1) ... [2023-11-28 23:45:44,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a3ed720 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:44, skipping insertion in model container [2023-11-28 23:45:44,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:45:44" (1/1) ... [2023-11-28 23:45:44,473 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:45:45,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:45:45,466 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-28 23:45:45,484 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:45:45,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:45:45,601 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:45:45,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:45:45,853 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,853 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,853 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,853 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,854 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,854 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,854 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,854 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,854 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:45:45,862 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:45:45,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45 WrapperNode [2023-11-28 23:45:45,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:45:45,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:45:45,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:45:45,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:45:45,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:45,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:45,997 INFO L138 Inliner]: procedures = 595, calls = 371, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 1089 [2023-11-28 23:45:45,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:45:45,998 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:45:45,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:45:45,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:45:46,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,032 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,128 INFO L175 MemorySlicer]: Split 222 memory accesses to 19 slices as follows [2, 7, 3, 3, 10, 2, 1, 3, 4, 10, 23, 1, 10, 1, 18, 45, 2, 20, 57]. 26 percent of accesses are in the largest equivalence class. The 89 initializations are split as follows [2, 0, 3, 0, 0, 2, 0, 0, 1, 1, 20, 0, 7, 0, 0, 33, 0, 0, 20]. The 57 writes are split as follows [0, 7, 0, 3, 6, 0, 1, 0, 1, 4, 0, 1, 0, 1, 4, 2, 1, 3, 23]. [2023-11-28 23:45:46,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:45:46,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:45:46,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:45:46,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:45:46,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:45" (1/1) ... [2023-11-28 23:45:46,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:45:46,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:45:46,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:45:46,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f64f5c7-2ff0-49cf-bc77-7826ec3895be/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:45:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-28 23:45:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2023-11-28 23:45:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2023-11-28 23:45:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2023-11-28 23:45:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2023-11-28 23:45:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2023-11-28 23:45:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2023-11-28 23:45:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2023-11-28 23:45:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2023-11-28 23:45:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2023-11-28 23:45:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2023-11-28 23:45:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2023-11-28 23:45:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2023-11-28 23:45:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2023-11-28 23:45:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2023-11-28 23:45:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2023-11-28 23:45:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2023-11-28 23:45:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2023-11-28 23:45:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2023-11-28 23:45:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2023-11-28 23:45:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2023-11-28 23:45:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2023-11-28 23:45:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2023-11-28 23:45:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2023-11-28 23:45:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2023-11-28 23:45:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure _IO_getc [2023-11-28 23:45:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-28 23:45:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-28 23:45:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-28 23:45:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-28 23:45:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-28 23:45:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-28 23:45:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-28 23:45:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-28 23:45:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-28 23:45:46,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-28 23:45:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-28 23:45:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2023-11-28 23:45:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2023-11-28 23:45:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2023-11-28 23:45:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2023-11-28 23:45:46,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-28 23:45:46,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2023-11-28 23:45:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2023-11-28 23:45:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2023-11-28 23:45:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-28 23:45:46,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-28 23:45:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-28 23:45:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-28 23:45:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-28 23:45:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-28 23:45:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:45:46,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-28 23:45:46,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-28 23:45:46,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2023-11-28 23:45:46,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#11 [2023-11-28 23:45:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#12 [2023-11-28 23:45:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#13 [2023-11-28 23:45:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#14 [2023-11-28 23:45:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#15 [2023-11-28 23:45:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#16 [2023-11-28 23:45:46,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#17 [2023-11-28 23:45:46,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#18 [2023-11-28 23:45:46,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2023-11-28 23:45:46,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2023-11-28 23:45:46,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2023-11-28 23:45:46,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2023-11-28 23:45:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2023-11-28 23:45:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2023-11-28 23:45:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2023-11-28 23:45:46,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#11 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#12 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#13 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#14 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#15 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#16 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#17 [2023-11-28 23:45:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#18 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2023-11-28 23:45:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2023-11-28 23:45:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#11 [2023-11-28 23:45:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#12 [2023-11-28 23:45:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#13 [2023-11-28 23:45:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#14 [2023-11-28 23:45:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#15 [2023-11-28 23:45:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#16 [2023-11-28 23:45:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#17 [2023-11-28 23:45:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#18 [2023-11-28 23:45:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2023-11-28 23:45:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2023-11-28 23:45:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2023-11-28 23:45:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2023-11-28 23:45:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2023-11-28 23:45:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#11 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#12 [2023-11-28 23:45:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#13 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#14 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#15 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#16 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#17 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#18 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:45:46,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-28 23:45:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2023-11-28 23:45:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#17 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#18 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2023-11-28 23:45:46,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2023-11-28 23:45:46,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2023-11-28 23:45:46,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2023-11-28 23:45:46,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2023-11-28 23:45:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-28 23:45:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2023-11-28 23:45:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2023-11-28 23:45:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2023-11-28 23:45:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2023-11-28 23:45:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2023-11-28 23:45:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2023-11-28 23:45:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2023-11-28 23:45:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2023-11-28 23:45:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2023-11-28 23:45:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2023-11-28 23:45:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2023-11-28 23:45:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2023-11-28 23:45:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2023-11-28 23:45:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-28 23:45:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-28 23:45:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-28 23:45:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-28 23:45:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-28 23:45:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-28 23:45:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-28 23:45:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-28 23:45:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-28 23:45:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-28 23:45:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-28 23:45:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-28 23:45:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-28 23:45:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-28 23:45:46,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-28 23:45:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-28 23:45:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-28 23:45:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-28 23:45:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-28 23:45:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-28 23:45:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-28 23:45:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-28 23:45:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-28 23:45:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-28 23:45:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-28 23:45:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-28 23:45:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-28 23:45:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-28 23:45:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-28 23:45:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-28 23:45:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 23:45:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-28 23:45:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-28 23:45:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2023-11-28 23:45:46,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-28 23:45:46,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2023-11-28 23:45:46,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-28 23:45:46,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2023-11-28 23:45:46,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2023-11-28 23:45:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-28 23:45:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-28 23:45:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2023-11-28 23:45:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2023-11-28 23:45:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2023-11-28 23:45:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2023-11-28 23:45:46,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2023-11-28 23:45:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2023-11-28 23:45:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2023-11-28 23:45:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2023-11-28 23:45:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2023-11-28 23:45:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2023-11-28 23:45:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2023-11-28 23:45:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2023-11-28 23:45:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2023-11-28 23:45:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2023-11-28 23:45:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2023-11-28 23:45:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2023-11-28 23:45:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2023-11-28 23:45:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2023-11-28 23:45:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2023-11-28 23:45:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2023-11-28 23:45:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2023-11-28 23:45:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2023-11-28 23:45:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2023-11-28 23:45:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2023-11-28 23:45:46,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2023-11-28 23:45:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2023-11-28 23:45:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2023-11-28 23:45:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2023-11-28 23:45:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2023-11-28 23:45:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2023-11-28 23:45:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2023-11-28 23:45:46,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2023-11-28 23:45:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2023-11-28 23:45:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2023-11-28 23:45:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2023-11-28 23:45:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2023-11-28 23:45:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#17 [2023-11-28 23:45:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#18 [2023-11-28 23:45:46,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2023-11-28 23:45:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2023-11-28 23:45:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2023-11-28 23:45:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2023-11-28 23:45:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2023-11-28 23:45:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2023-11-28 23:45:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2023-11-28 23:45:46,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2023-11-28 23:45:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2023-11-28 23:45:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2023-11-28 23:45:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2023-11-28 23:45:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2023-11-28 23:45:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2023-11-28 23:45:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2023-11-28 23:45:46,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2023-11-28 23:45:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2023-11-28 23:45:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2023-11-28 23:45:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2023-11-28 23:45:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2023-11-28 23:45:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2023-11-28 23:45:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2023-11-28 23:45:46,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2023-11-28 23:45:46,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-28 23:45:46,477 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-28 23:45:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-28 23:45:46,477 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-28 23:45:47,139 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:45:47,142 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation