./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/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_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/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_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/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 d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:24:08,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:24:08,917 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-29 01:24:08,921 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:24:08,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:24:08,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:24:08,944 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:24:08,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:24:08,945 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:24:08,946 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:24:08,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:24:08,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:24:08,947 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:24:08,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:24:08,949 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:24:08,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:24:08,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:24:08,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:24:08,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:24:08,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:24:08,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:24:08,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:24:08,953 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 01:24:08,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:24:08,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:24:08,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:24:08,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:24:08,955 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:24:08,956 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:24:08,956 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:24:08,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:24:08,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:24:08,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:24:08,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:24:08,958 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:24:08,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:24:08,958 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:24:08,958 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:24:08,958 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:24:08,958 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:24:08,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:24:08,959 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_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd [2023-11-29 01:24:09,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:24:09,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:24:09,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:24:09,192 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:24:09,192 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:24:09,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-29 01:24:11,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:24:12,335 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:24:12,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-29 01:24:12,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/data/578c0e17d/ff8a67ce882049b6ba7cd0977824208f/FLAG4795d5692 [2023-11-29 01:24:12,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/data/578c0e17d/ff8a67ce882049b6ba7cd0977824208f [2023-11-29 01:24:12,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:24:12,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:24:12,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:24:12,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:24:12,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:24:12,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:24:12" (1/1) ... [2023-11-29 01:24:12,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0a59e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:12, skipping insertion in model container [2023-11-29 01:24:12,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:24:12" (1/1) ... [2023-11-29 01:24:12,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:24:14,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:24:14,706 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:24:14,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:24:15,203 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,203 WARN L675 CHandler]: The function x2x_utoa is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,204 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,204 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,204 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,204 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,204 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,204 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,204 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,205 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,205 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,205 WARN L675 CHandler]: The function ctime is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,205 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:24:15,236 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:24:15,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15 WrapperNode [2023-11-29 01:24:15,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:24:15,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:24:15,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:24:15,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:24:15,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,463 INFO L138 Inliner]: procedures = 743, calls = 1285, calls flagged for inlining = 67, calls inlined = 65, statements flattened = 4670 [2023-11-29 01:24:15,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:24:15,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:24:15,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:24:15,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:24:15,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,498 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,815 INFO L175 MemorySlicer]: Split 911 memory accesses to 57 slices as follows [6, 17, 3, 21, 3, 15, 2, 2, 4, 3, 12, 3, 3, 1, 1, 3, 1, 2, 5, 5, 5, 6, 6, 6, 15, 6, 5, 4, 13, 5, 5, 11, 10, 6, 21, 17, 1, 61, 9, 27, 17, 12, 5, 370, 10, 1, 6, 5, 1, 1, 13, 44, 9, 20, 29, 14, 3]. 41 percent of accesses are in the largest equivalence class. The 287 initializations are split as follows [0, 0, 0, 0, 0, 7, 2, 1, 0, 3, 0, 2, 2, 0, 0, 0, 0, 0, 5, 5, 5, 5, 5, 5, 4, 5, 5, 0, 13, 5, 5, 0, 7, 0, 1, 4, 0, 32, 7, 25, 16, 9, 0, 70, 9, 0, 4, 0, 1, 0, 0, 0, 4, 0, 0, 14, 0]. The 232 writes are split as follows [1, 5, 2, 3, 0, 7, 0, 0, 3, 0, 12, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 2, 0, 0, 2, 0, 0, 0, 6, 3, 3, 9, 4, 1, 0, 0, 0, 0, 0, 5, 112, 0, 1, 1, 2, 0, 1, 9, 12, 4, 4, 13, 0, 3]. [2023-11-29 01:24:15,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:15,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:16,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:16,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:16,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:24:16,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:24:16,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:24:16,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:24:16,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (1/1) ... [2023-11-29 01:24:16,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:24:16,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:16,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:24:16,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:24:16,250 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-29 01:24:16,250 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-29 01:24:16,250 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2023-11-29 01:24:16,250 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached [2023-11-29 01:24:16,251 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached [2023-11-29 01:24:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2023-11-29 01:24:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2023-11-29 01:24:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2023-11-29 01:24:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2023-11-29 01:24:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2023-11-29 01:24:16,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2023-11-29 01:24:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2023-11-29 01:24:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2023-11-29 01:24:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2023-11-29 01:24:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2023-11-29 01:24:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2023-11-29 01:24:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2023-11-29 01:24:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2023-11-29 01:24:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2023-11-29 01:24:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2023-11-29 01:24:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2023-11-29 01:24:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2023-11-29 01:24:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2023-11-29 01:24:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2023-11-29 01:24:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2023-11-29 01:24:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2023-11-29 01:24:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2023-11-29 01:24:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#22 [2023-11-29 01:24:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#23 [2023-11-29 01:24:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#24 [2023-11-29 01:24:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#25 [2023-11-29 01:24:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#26 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#27 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#28 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#29 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#30 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#31 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#32 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#33 [2023-11-29 01:24:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#34 [2023-11-29 01:24:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#35 [2023-11-29 01:24:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#36 [2023-11-29 01:24:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#37 [2023-11-29 01:24:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#38 [2023-11-29 01:24:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#39 [2023-11-29 01:24:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#40 [2023-11-29 01:24:16,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#41 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#42 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#43 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#44 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#45 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#46 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#47 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#48 [2023-11-29 01:24:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#49 [2023-11-29 01:24:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#50 [2023-11-29 01:24:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#51 [2023-11-29 01:24:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#52 [2023-11-29 01:24:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#53 [2023-11-29 01:24:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#54 [2023-11-29 01:24:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#55 [2023-11-29 01:24:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#56 [2023-11-29 01:24:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2023-11-29 01:24:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2023-11-29 01:24:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2023-11-29 01:24:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2023-11-29 01:24:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2023-11-29 01:24:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2023-11-29 01:24:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2023-11-29 01:24:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2023-11-29 01:24:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2023-11-29 01:24:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2023-11-29 01:24:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2023-11-29 01:24:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2023-11-29 01:24:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2023-11-29 01:24:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2023-11-29 01:24:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2023-11-29 01:24:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2023-11-29 01:24:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2023-11-29 01:24:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2023-11-29 01:24:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2023-11-29 01:24:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2023-11-29 01:24:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#22 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#23 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#24 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#25 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#26 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#27 [2023-11-29 01:24:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#28 [2023-11-29 01:24:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#29 [2023-11-29 01:24:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#30 [2023-11-29 01:24:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#31 [2023-11-29 01:24:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#32 [2023-11-29 01:24:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#33 [2023-11-29 01:24:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#34 [2023-11-29 01:24:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#35 [2023-11-29 01:24:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#36 [2023-11-29 01:24:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#37 [2023-11-29 01:24:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#38 [2023-11-29 01:24:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#39 [2023-11-29 01:24:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#40 [2023-11-29 01:24:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#41 [2023-11-29 01:24:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#42 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#43 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#44 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#45 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#46 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#47 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#48 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#49 [2023-11-29 01:24:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#50 [2023-11-29 01:24:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#51 [2023-11-29 01:24:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#52 [2023-11-29 01:24:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#53 [2023-11-29 01:24:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#54 [2023-11-29 01:24:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#55 [2023-11-29 01:24:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#56 [2023-11-29 01:24:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-29 01:24:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-29 01:24:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure utoa [2023-11-29 01:24:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure utoa [2023-11-29 01:24:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-29 01:24:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure print_name [2023-11-29 01:24:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure print_name [2023-11-29 01:24:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-29 01:24:16,267 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-29 01:24:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-29 01:24:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-29 01:24:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:24:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-29 01:24:16,268 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-29 01:24:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure count_dirs [2023-11-29 01:24:16,268 INFO L138 BoogieDeclarations]: Found implementation of procedure count_dirs [2023-11-29 01:24:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure my_stat [2023-11-29 01:24:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure my_stat [2023-11-29 01:24:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-29 01:24:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-29 01:24:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-29 01:24:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-29 01:24:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-29 01:24:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-29 01:24:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-29 01:24:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-29 01:24:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-29 01:24:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-29 01:24:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-29 01:24:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-29 01:24:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-29 01:24:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2023-11-29 01:24:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2023-11-29 01:24:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#39 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#40 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#41 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#42 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#43 [2023-11-29 01:24:16,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#44 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#45 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#46 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#47 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#48 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#49 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#50 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#51 [2023-11-29 01:24:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#52 [2023-11-29 01:24:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#53 [2023-11-29 01:24:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#54 [2023-11-29 01:24:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#55 [2023-11-29 01:24:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#56 [2023-11-29 01:24:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-29 01:24:16,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-29 01:24:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-29 01:24:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-29 01:24:16,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-29 01:24:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2023-11-29 01:24:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2023-11-29 01:24:16,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#39 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#40 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#41 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#42 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#43 [2023-11-29 01:24:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#44 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#45 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#46 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#47 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#48 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#49 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#50 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#51 [2023-11-29 01:24:16,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#52 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#53 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#54 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#55 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#56 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 01:24:16,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 01:24:16,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 01:24:16,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-29 01:24:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-29 01:24:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-29 01:24:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2023-11-29 01:24:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure dfree [2023-11-29 01:24:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure dfree [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 01:24:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 01:24:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-29 01:24:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2023-11-29 01:24:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#39 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#40 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#41 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#42 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#43 [2023-11-29 01:24:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#44 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#45 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#46 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#47 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#48 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#49 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#50 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#51 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#52 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#53 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#54 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#55 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#56 [2023-11-29 01:24:16,295 INFO L130 BoogieDeclarations]: Found specification of procedure dnsort [2023-11-29 01:24:16,296 INFO L138 BoogieDeclarations]: Found implementation of procedure dnsort [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure printable_string [2023-11-29 01:24:16,296 INFO L138 BoogieDeclarations]: Found implementation of procedure printable_string [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:24:16,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-29 01:24:16,296 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2023-11-29 01:24:16,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2023-11-29 01:24:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#25 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#26 [2023-11-29 01:24:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#27 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#28 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#29 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#30 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#31 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#32 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#33 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#34 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#35 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#36 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#37 [2023-11-29 01:24:16,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#38 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#39 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#40 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#41 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#42 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#43 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#44 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#45 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#46 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#47 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#48 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#49 [2023-11-29 01:24:16,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#50 [2023-11-29 01:24:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#51 [2023-11-29 01:24:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#52 [2023-11-29 01:24:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#53 [2023-11-29 01:24:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#54 [2023-11-29 01:24:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#55 [2023-11-29 01:24:16,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#56 [2023-11-29 01:24:16,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2023-11-29 01:24:16,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2023-11-29 01:24:16,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2023-11-29 01:24:16,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2023-11-29 01:24:16,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2023-11-29 01:24:16,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2023-11-29 01:24:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#25 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#26 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#27 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#28 [2023-11-29 01:24:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#29 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#30 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#31 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#32 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#33 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#34 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#35 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#36 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#37 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#38 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#39 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#40 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#41 [2023-11-29 01:24:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#42 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#43 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#44 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#45 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#46 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#47 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#48 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#49 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#50 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#51 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#52 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#53 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#54 [2023-11-29 01:24:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#55 [2023-11-29 01:24:16,306 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#56 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-29 01:24:16,306 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-29 01:24:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-29 01:24:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2023-11-29 01:24:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#39 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#40 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#41 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#42 [2023-11-29 01:24:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#43 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#44 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#45 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#46 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#47 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#48 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#49 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#50 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#51 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#52 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#53 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#54 [2023-11-29 01:24:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#55 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#56 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-29 01:24:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-29 01:24:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2023-11-29 01:24:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#39 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#40 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#41 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#42 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#43 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#44 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#45 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#46 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#47 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#48 [2023-11-29 01:24:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#49 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#50 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#51 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#52 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#53 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#54 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#55 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#56 [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-29 01:24:16,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached_groupname [2023-11-29 01:24:16,315 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached_groupname [2023-11-29 01:24:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_display_files [2023-11-29 01:24:16,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_display_files [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-29 01:24:16,316 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-29 01:24:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-29 01:24:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2023-11-29 01:24:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#39 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#40 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#41 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#42 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#43 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#44 [2023-11-29 01:24:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#45 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#46 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#47 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#48 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#49 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#50 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#51 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#52 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#53 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#54 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#55 [2023-11-29 01:24:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#56 [2023-11-29 01:24:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 01:24:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-29 01:24:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2023-11-29 01:24:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#39 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#40 [2023-11-29 01:24:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#41 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#42 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#43 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#44 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#45 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#46 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#47 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#48 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#49 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#50 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#51 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#52 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#53 [2023-11-29 01:24:16,324 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#54 [2023-11-29 01:24:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#55 [2023-11-29 01:24:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#56 [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure fgcolor [2023-11-29 01:24:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure fgcolor [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:24:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure splitdnarray [2023-11-29 01:24:16,325 INFO L138 BoogieDeclarations]: Found implementation of procedure splitdnarray [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 01:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-29 01:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-29 01:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#39 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#40 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#41 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#42 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#43 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#44 [2023-11-29 01:24:16,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#45 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#46 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#47 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#48 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#49 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#50 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#51 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#52 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#53 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#54 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#55 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#56 [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure bold [2023-11-29 01:24:16,329 INFO L138 BoogieDeclarations]: Found implementation of procedure bold [2023-11-29 01:24:16,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-29 01:24:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-29 01:24:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#34 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#35 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#36 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#37 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#38 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#39 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#40 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#41 [2023-11-29 01:24:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#42 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#43 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#44 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#45 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#46 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#47 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#48 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#49 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#50 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#51 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#52 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#53 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#54 [2023-11-29 01:24:16,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#55 [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#56 [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure append_char [2023-11-29 01:24:16,334 INFO L138 BoogieDeclarations]: Found implementation of procedure append_char [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure scan_and_display_dirs_recur [2023-11-29 01:24:16,334 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_and_display_dirs_recur [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure lstat [2023-11-29 01:24:16,334 INFO L138 BoogieDeclarations]: Found implementation of procedure lstat [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2023-11-29 01:24:16,334 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 01:24:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 01:24:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-29 01:24:16,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-29 01:24:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2023-11-29 01:24:16,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-29 01:24:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2023-11-29 01:24:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isatty [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure dnalloc [2023-11-29 01:24:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dnalloc [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-29 01:24:16,339 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-29 01:24:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 01:24:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-29 01:24:16,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-29 01:24:16,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2023-11-29 01:24:16,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2023-11-29 01:24:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2023-11-29 01:24:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2023-11-29 01:24:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2023-11-29 01:24:16,344 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-29 01:24:17,450 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:24:17,455 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:24:22,480 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:24:22,638 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:24:22,638 INFO L309 CfgBuilder]: Removed 122 assume(true) statements. [2023-11-29 01:24:22,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:24:22 BoogieIcfgContainer [2023-11-29 01:24:22,640 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:24:22,642 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:24:22,642 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:24:22,645 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:24:22,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:24:12" (1/3) ... [2023-11-29 01:24:22,646 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15efe966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:24:22, skipping insertion in model container [2023-11-29 01:24:22,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:24:15" (2/3) ... [2023-11-29 01:24:22,646 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15efe966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:24:22, skipping insertion in model container [2023-11-29 01:24:22,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:24:22" (3/3) ... [2023-11-29 01:24:22,648 INFO L112 eAbstractionObserver]: Analyzing ICFG ls-incomplete-2.i [2023-11-29 01:24:22,665 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:24:22,666 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 127 error locations. [2023-11-29 01:24:22,739 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:24:22,746 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;@e0f16ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:24:22,746 INFO L358 AbstractCegarLoop]: Starting to check reachability of 127 error locations. [2023-11-29 01:24:22,755 INFO L276 IsEmpty]: Start isEmpty. Operand has 1434 states, 1168 states have (on average 1.6994863013698631) internal successors, (1985), 1304 states have internal predecessors, (1985), 104 states have call successors, (104), 35 states have call predecessors, (104), 35 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2023-11-29 01:24:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-29 01:24:22,761 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:22,762 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-29 01:24:22,762 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:22,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:22,767 INFO L85 PathProgramCache]: Analyzing trace with hash 6378340, now seen corresponding path program 1 times [2023-11-29 01:24:22,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:22,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30992757] [2023-11-29 01:24:22,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:22,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:23,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:23,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30992757] [2023-11-29 01:24:23,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30992757] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:23,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:23,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 01:24:23,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302990911] [2023-11-29 01:24:23,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:23,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:24:23,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:23,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:24:23,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:24:23,317 INFO L87 Difference]: Start difference. First operand has 1434 states, 1168 states have (on average 1.6994863013698631) internal successors, (1985), 1304 states have internal predecessors, (1985), 104 states have call successors, (104), 35 states have call predecessors, (104), 35 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) 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) [2023-11-29 01:24:24,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:24,195 INFO L93 Difference]: Finished difference Result 2810 states and 4393 transitions. [2023-11-29 01:24:24,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:24:24,200 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 [2023-11-29 01:24:24,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:24,221 INFO L225 Difference]: With dead ends: 2810 [2023-11-29 01:24:24,222 INFO L226 Difference]: Without dead ends: 1373 [2023-11-29 01:24:24,234 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 [2023-11-29 01:24:24,237 INFO L413 NwaCegarLoop]: 1940 mSDtfsCounter, 1 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3876 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:24,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3876 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 01:24:24,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1373 states. [2023-11-29 01:24:24,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1373 to 1373. [2023-11-29 01:24:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1373 states, 1130 states have (on average 1.6061946902654867) internal successors, (1815), 1252 states have internal predecessors, (1815), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1373 states and 2002 transitions. [2023-11-29 01:24:24,359 INFO L78 Accepts]: Start accepts. Automaton has 1373 states and 2002 transitions. Word has length 3 [2023-11-29 01:24:24,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:24,359 INFO L495 AbstractCegarLoop]: Abstraction has 1373 states and 2002 transitions. [2023-11-29 01:24:24,359 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) [2023-11-29 01:24:24,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 2002 transitions. [2023-11-29 01:24:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-29 01:24:24,360 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:24,360 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2023-11-29 01:24:24,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:24:24,361 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:24,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:24,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1039888435, now seen corresponding path program 1 times [2023-11-29 01:24:24,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:24,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936143997] [2023-11-29 01:24:24,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:24,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:24,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:24,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:24,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936143997] [2023-11-29 01:24:24,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936143997] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:24,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275956872] [2023-11-29 01:24:24,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:24,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:24,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:24,622 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:24:24,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:24:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:25,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 1076 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:24:25,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:24:25,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:25,550 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:24:25,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [275956872] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:25,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:24:25,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 3 [2023-11-29 01:24:25,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546140826] [2023-11-29 01:24:25,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:25,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:24:25,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:25,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:24:25,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:24:25,553 INFO L87 Difference]: Start difference. First operand 1373 states and 2002 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) [2023-11-29 01:24:26,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:26,559 INFO L93 Difference]: Finished difference Result 1373 states and 2002 transitions. [2023-11-29 01:24:26,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:24:26,559 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 [2023-11-29 01:24:26,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:26,566 INFO L225 Difference]: With dead ends: 1373 [2023-11-29 01:24:26,566 INFO L226 Difference]: Without dead ends: 1372 [2023-11-29 01:24:26,568 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 [2023-11-29 01:24:26,568 INFO L413 NwaCegarLoop]: 1929 mSDtfsCounter, 3 mSDsluCounter, 3856 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5785 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:26,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5785 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 01:24:26,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2023-11-29 01:24:26,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1372. [2023-11-29 01:24:26,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1372 states, 1130 states have (on average 1.6053097345132743) internal successors, (1814), 1251 states have internal predecessors, (1814), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 2001 transitions. [2023-11-29 01:24:26,611 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 2001 transitions. Word has length 6 [2023-11-29 01:24:26,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:26,612 INFO L495 AbstractCegarLoop]: Abstraction has 1372 states and 2001 transitions. [2023-11-29 01:24:26,612 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) [2023-11-29 01:24:26,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2001 transitions. [2023-11-29 01:24:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-29 01:24:26,613 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:26,613 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1] [2023-11-29 01:24:26,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:24:26,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-29 01:24:26,815 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:26,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:26,816 INFO L85 PathProgramCache]: Analyzing trace with hash -2123195551, now seen corresponding path program 1 times [2023-11-29 01:24:26,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:26,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206364376] [2023-11-29 01:24:26,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:26,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:24:27,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:27,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206364376] [2023-11-29 01:24:27,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206364376] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:27,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:27,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:24:27,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775915771] [2023-11-29 01:24:27,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:27,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:24:27,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:27,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:24:27,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:24:27,011 INFO L87 Difference]: Start difference. First operand 1372 states and 2001 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) [2023-11-29 01:24:27,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:27,923 INFO L93 Difference]: Finished difference Result 1372 states and 2001 transitions. [2023-11-29 01:24:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:24:27,924 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 [2023-11-29 01:24:27,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:27,931 INFO L225 Difference]: With dead ends: 1372 [2023-11-29 01:24:27,931 INFO L226 Difference]: Without dead ends: 1371 [2023-11-29 01:24:27,932 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 [2023-11-29 01:24:27,933 INFO L413 NwaCegarLoop]: 1930 mSDtfsCounter, 0 mSDsluCounter, 1928 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3858 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:27,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3858 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 01:24:27,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1371 states. [2023-11-29 01:24:27,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1371 to 1369. [2023-11-29 01:24:27,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1369 states, 1128 states have (on average 1.6054964539007093) internal successors, (1811), 1248 states have internal predecessors, (1811), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:27,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 1998 transitions. [2023-11-29 01:24:27,976 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 1998 transitions. Word has length 7 [2023-11-29 01:24:27,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:27,976 INFO L495 AbstractCegarLoop]: Abstraction has 1369 states and 1998 transitions. [2023-11-29 01:24:27,976 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) [2023-11-29 01:24:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1998 transitions. [2023-11-29 01:24:27,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-29 01:24:27,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:27,977 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:27,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:24:27,977 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:27,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:27,978 INFO L85 PathProgramCache]: Analyzing trace with hash -62285538, now seen corresponding path program 1 times [2023-11-29 01:24:27,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:27,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12027916] [2023-11-29 01:24:27,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:27,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:28,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-29 01:24:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:28,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:28,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12027916] [2023-11-29 01:24:28,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12027916] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:28,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519667665] [2023-11-29 01:24:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:28,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:28,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:28,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:24:28,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:24:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:29,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:24:29,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:24:29,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 01:24:29,048 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:24:29,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519667665] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:29,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:24:29,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2023-11-29 01:24:29,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932870090] [2023-11-29 01:24:29,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:29,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:24:29,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:29,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:24:29,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:24:29,051 INFO L87 Difference]: Start difference. First operand 1369 states and 1998 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) [2023-11-29 01:24:29,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:29,746 INFO L93 Difference]: Finished difference Result 1369 states and 1998 transitions. [2023-11-29 01:24:29,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:24:29,746 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 [2023-11-29 01:24:29,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:29,755 INFO L225 Difference]: With dead ends: 1369 [2023-11-29 01:24:29,755 INFO L226 Difference]: Without dead ends: 1367 [2023-11-29 01:24:29,756 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 [2023-11-29 01:24:29,757 INFO L413 NwaCegarLoop]: 1921 mSDtfsCounter, 700 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 723 SdHoareTripleChecker+Valid, 3139 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:29,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [723 Valid, 3139 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 01:24:29,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1367 states. [2023-11-29 01:24:29,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1367 to 1367. [2023-11-29 01:24:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1367 states, 1128 states have (on average 1.6037234042553192) internal successors, (1809), 1246 states have internal predecessors, (1809), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:29,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1367 states and 1996 transitions. [2023-11-29 01:24:29,807 INFO L78 Accepts]: Start accepts. Automaton has 1367 states and 1996 transitions. Word has length 12 [2023-11-29 01:24:29,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:29,809 INFO L495 AbstractCegarLoop]: Abstraction has 1367 states and 1996 transitions. [2023-11-29 01:24:29,809 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) [2023-11-29 01:24:29,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1996 transitions. [2023-11-29 01:24:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-29 01:24:29,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:29,809 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:29,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:24:30,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-29 01:24:30,010 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:30,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:30,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1930850337, now seen corresponding path program 1 times [2023-11-29 01:24:30,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:30,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742574155] [2023-11-29 01:24:30,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:30,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:30,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-29 01:24:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:30,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:30,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:30,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742574155] [2023-11-29 01:24:30,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742574155] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:30,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940586885] [2023-11-29 01:24:30,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:30,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:30,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:30,289 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:24:30,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:24:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:31,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:24:31,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:24:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:31,170 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:24:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:31,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940586885] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:24:31,204 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:24:31,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 4] total 7 [2023-11-29 01:24:31,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986132214] [2023-11-29 01:24:31,204 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:24:31,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:24:31,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:31,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:24:31,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:24:31,206 INFO L87 Difference]: Start difference. First operand 1367 states and 1996 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) [2023-11-29 01:24:33,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:33,096 INFO L93 Difference]: Finished difference Result 2738 states and 3998 transitions. [2023-11-29 01:24:33,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:24:33,097 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 [2023-11-29 01:24:33,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:33,106 INFO L225 Difference]: With dead ends: 2738 [2023-11-29 01:24:33,106 INFO L226 Difference]: Without dead ends: 1376 [2023-11-29 01:24:33,110 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 [2023-11-29 01:24:33,111 INFO L413 NwaCegarLoop]: 1928 mSDtfsCounter, 4 mSDsluCounter, 7704 mSDsCounter, 0 mSdLazyCounter, 340 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 9632 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:33,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 9632 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 340 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 01:24:33,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1376 states. [2023-11-29 01:24:33,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1376 to 1376. [2023-11-29 01:24:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1376 states, 1137 states have (on average 1.5989445910290236) internal successors, (1818), 1255 states have internal predecessors, (1818), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1376 states and 2005 transitions. [2023-11-29 01:24:33,159 INFO L78 Accepts]: Start accepts. Automaton has 1376 states and 2005 transitions. Word has length 13 [2023-11-29 01:24:33,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:33,160 INFO L495 AbstractCegarLoop]: Abstraction has 1376 states and 2005 transitions. [2023-11-29 01:24:33,160 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) [2023-11-29 01:24:33,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2005 transitions. [2023-11-29 01:24:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-29 01:24:33,161 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:33,161 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:33,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:24:33,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:33,362 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:33,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:33,362 INFO L85 PathProgramCache]: Analyzing trace with hash 583221326, now seen corresponding path program 2 times [2023-11-29 01:24:33,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:33,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655206707] [2023-11-29 01:24:33,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:33,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:33,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:24:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:24:33,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:33,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655206707] [2023-11-29 01:24:33,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655206707] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:33,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073044580] [2023-11-29 01:24:33,675 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:24:33,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:33,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:33,676 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:24:33,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:24:34,559 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:24:34,559 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:24:34,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:24:34,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:24:34,608 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-29 01:24:34,609 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:24:34,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1073044580] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:34,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:24:34,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-29 01:24:34,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016059705] [2023-11-29 01:24:34,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:34,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:24:34,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:34,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:24:34,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:24:34,610 INFO L87 Difference]: Start difference. First operand 1376 states and 2005 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) [2023-11-29 01:24:36,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:36,005 INFO L93 Difference]: Finished difference Result 1376 states and 2005 transitions. [2023-11-29 01:24:36,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:24:36,005 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 [2023-11-29 01:24:36,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:36,013 INFO L225 Difference]: With dead ends: 1376 [2023-11-29 01:24:36,013 INFO L226 Difference]: Without dead ends: 1374 [2023-11-29 01:24:36,014 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 [2023-11-29 01:24:36,014 INFO L413 NwaCegarLoop]: 1909 mSDtfsCounter, 699 mSDsluCounter, 5001 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 722 SdHoareTripleChecker+Valid, 6910 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:36,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [722 Valid, 6910 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-29 01:24:36,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1374 states. [2023-11-29 01:24:36,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1374 to 1374. [2023-11-29 01:24:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1374 states, 1137 states have (on average 1.5971855760773968) internal successors, (1816), 1253 states have internal predecessors, (1816), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1374 states and 2003 transitions. [2023-11-29 01:24:36,049 INFO L78 Accepts]: Start accepts. Automaton has 1374 states and 2003 transitions. Word has length 22 [2023-11-29 01:24:36,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:36,049 INFO L495 AbstractCegarLoop]: Abstraction has 1374 states and 2003 transitions. [2023-11-29 01:24:36,049 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) [2023-11-29 01:24:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2003 transitions. [2023-11-29 01:24:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-29 01:24:36,050 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:36,050 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:36,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:24:36,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:36,252 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:36,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:36,252 INFO L85 PathProgramCache]: Analyzing trace with hash 650376828, now seen corresponding path program 1 times [2023-11-29 01:24:36,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:36,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796989751] [2023-11-29 01:24:36,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:36,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:36,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:24:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-29 01:24:36,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:36,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796989751] [2023-11-29 01:24:36,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796989751] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:36,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:36,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:24:36,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626952120] [2023-11-29 01:24:36,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:36,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:24:36,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:36,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:24:36,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:24:36,521 INFO L87 Difference]: Start difference. First operand 1374 states and 2003 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) [2023-11-29 01:24:37,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:37,600 INFO L93 Difference]: Finished difference Result 2731 states and 3990 transitions. [2023-11-29 01:24:37,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:24:37,601 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 [2023-11-29 01:24:37,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:37,610 INFO L225 Difference]: With dead ends: 2731 [2023-11-29 01:24:37,610 INFO L226 Difference]: Without dead ends: 1377 [2023-11-29 01:24:37,615 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 [2023-11-29 01:24:37,616 INFO L413 NwaCegarLoop]: 1926 mSDtfsCounter, 1 mSDsluCounter, 1921 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3847 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:37,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3847 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 01:24:37,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1377 states. [2023-11-29 01:24:37,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1377 to 1377. [2023-11-29 01:24:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1377 states, 1140 states have (on average 1.5956140350877193) internal successors, (1819), 1256 states have internal predecessors, (1819), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1377 states and 2006 transitions. [2023-11-29 01:24:37,680 INFO L78 Accepts]: Start accepts. Automaton has 1377 states and 2006 transitions. Word has length 27 [2023-11-29 01:24:37,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:37,680 INFO L495 AbstractCegarLoop]: Abstraction has 1377 states and 2006 transitions. [2023-11-29 01:24:37,681 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) [2023-11-29 01:24:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2006 transitions. [2023-11-29 01:24:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-29 01:24:37,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:37,682 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] [2023-11-29 01:24:37,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 01:24:37,682 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:37,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:37,683 INFO L85 PathProgramCache]: Analyzing trace with hash 779966973, now seen corresponding path program 1 times [2023-11-29 01:24:37,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:37,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599064790] [2023-11-29 01:24:37,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:37,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:37,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:24:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-29 01:24:37,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:37,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599064790] [2023-11-29 01:24:37,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599064790] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:37,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249372308] [2023-11-29 01:24:37,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:37,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:37,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:37,958 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:24:37,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:24:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:38,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:24:38,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:24:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:24:38,869 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:24:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:24:38,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [249372308] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:24:38,965 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:24:38,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 6, 7] total 14 [2023-11-29 01:24:38,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005672214] [2023-11-29 01:24:38,965 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:24:38,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:24:38,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:38,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:24:38,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:24:38,967 INFO L87 Difference]: Start difference. First operand 1377 states and 2006 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) [2023-11-29 01:24:41,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:41,026 INFO L93 Difference]: Finished difference Result 2757 states and 4021 transitions. [2023-11-29 01:24:41,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:24:41,026 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 [2023-11-29 01:24:41,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:41,033 INFO L225 Difference]: With dead ends: 2757 [2023-11-29 01:24:41,033 INFO L226 Difference]: Without dead ends: 1394 [2023-11-29 01:24:41,036 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 [2023-11-29 01:24:41,036 INFO L413 NwaCegarLoop]: 1920 mSDtfsCounter, 7 mSDsluCounter, 11508 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 13428 SdHoareTripleChecker+Invalid, 543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:41,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 13428 Invalid, 543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 01:24:41,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2023-11-29 01:24:41,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1394. [2023-11-29 01:24:41,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1394 states, 1158 states have (on average 1.5854922279792747) internal successors, (1836), 1273 states have internal predecessors, (1836), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 2023 transitions. [2023-11-29 01:24:41,066 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 2023 transitions. Word has length 30 [2023-11-29 01:24:41,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:41,067 INFO L495 AbstractCegarLoop]: Abstraction has 1394 states and 2023 transitions. [2023-11-29 01:24:41,067 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) [2023-11-29 01:24:41,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 2023 transitions. [2023-11-29 01:24:41,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-29 01:24:41,068 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:41,069 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] [2023-11-29 01:24:41,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 01:24:41,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:41,270 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:41,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:41,271 INFO L85 PathProgramCache]: Analyzing trace with hash -854165224, now seen corresponding path program 1 times [2023-11-29 01:24:41,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:41,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496639835] [2023-11-29 01:24:41,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:41,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:41,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:24:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:41,529 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-29 01:24:41,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:41,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496639835] [2023-11-29 01:24:41,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496639835] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:41,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:41,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:24:41,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361820264] [2023-11-29 01:24:41,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:41,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:24:41,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:41,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:24:41,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:24:41,532 INFO L87 Difference]: Start difference. First operand 1394 states and 2023 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) [2023-11-29 01:24:42,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:42,733 INFO L93 Difference]: Finished difference Result 1408 states and 2039 transitions. [2023-11-29 01:24:42,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:24:42,734 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 [2023-11-29 01:24:42,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:42,741 INFO L225 Difference]: With dead ends: 1408 [2023-11-29 01:24:42,741 INFO L226 Difference]: Without dead ends: 1406 [2023-11-29 01:24:42,742 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 [2023-11-29 01:24:42,742 INFO L413 NwaCegarLoop]: 1923 mSDtfsCounter, 3 mSDsluCounter, 1919 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 3842 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:42,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 3842 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 01:24:42,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2023-11-29 01:24:42,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1404. [2023-11-29 01:24:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1404 states, 1168 states have (on average 1.5830479452054795) internal successors, (1849), 1283 states have internal predecessors, (1849), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:42,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1404 states and 2036 transitions. [2023-11-29 01:24:42,772 INFO L78 Accepts]: Start accepts. Automaton has 1404 states and 2036 transitions. Word has length 49 [2023-11-29 01:24:42,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:42,773 INFO L495 AbstractCegarLoop]: Abstraction has 1404 states and 2036 transitions. [2023-11-29 01:24:42,773 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) [2023-11-29 01:24:42,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2036 transitions. [2023-11-29 01:24:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-29 01:24:42,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:42,774 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] [2023-11-29 01:24:42,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 01:24:42,775 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:42,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:42,775 INFO L85 PathProgramCache]: Analyzing trace with hash -854163495, now seen corresponding path program 1 times [2023-11-29 01:24:42,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:42,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448774428] [2023-11-29 01:24:42,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:42,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:42,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:24:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:42,978 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-29 01:24:42,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:42,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448774428] [2023-11-29 01:24:42,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448774428] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:42,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:42,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:24:42,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050631243] [2023-11-29 01:24:42,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:42,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:24:42,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:42,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:24:42,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:24:42,980 INFO L87 Difference]: Start difference. First operand 1404 states and 2036 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) [2023-11-29 01:24:44,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:44,006 INFO L93 Difference]: Finished difference Result 1404 states and 2036 transitions. [2023-11-29 01:24:44,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:24:44,006 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 [2023-11-29 01:24:44,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:44,015 INFO L225 Difference]: With dead ends: 1404 [2023-11-29 01:24:44,015 INFO L226 Difference]: Without dead ends: 1403 [2023-11-29 01:24:44,016 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 [2023-11-29 01:24:44,016 INFO L413 NwaCegarLoop]: 1924 mSDtfsCounter, 0 mSDsluCounter, 1921 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:44,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3845 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 01:24:44,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1403 states. [2023-11-29 01:24:44,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1403 to 1399. [2023-11-29 01:24:44,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1399 states, 1164 states have (on average 1.5833333333333333) internal successors, (1843), 1278 states have internal predecessors, (1843), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:44,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 2030 transitions. [2023-11-29 01:24:44,059 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 2030 transitions. Word has length 49 [2023-11-29 01:24:44,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:44,059 INFO L495 AbstractCegarLoop]: Abstraction has 1399 states and 2030 transitions. [2023-11-29 01:24:44,060 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) [2023-11-29 01:24:44,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 2030 transitions. [2023-11-29 01:24:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-29 01:24:44,061 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:44,061 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] [2023-11-29 01:24:44,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 01:24:44,062 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:44,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:44,062 INFO L85 PathProgramCache]: Analyzing trace with hash 2101443009, now seen corresponding path program 1 times [2023-11-29 01:24:44,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:44,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204920294] [2023-11-29 01:24:44,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:44,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:44,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:24:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-29 01:24:44,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:44,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204920294] [2023-11-29 01:24:44,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204920294] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:44,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914500742] [2023-11-29 01:24:44,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:44,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:44,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:44,348 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:24:44,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:24:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:45,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 1450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:24:45,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:24:45,250 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-29 01:24:45,250 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:24:45,270 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-29 01:24:45,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914500742] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:24:45,270 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:24:45,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2023-11-29 01:24:45,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136315983] [2023-11-29 01:24:45,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:24:45,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:24:45,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:45,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:24:45,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:24:45,273 INFO L87 Difference]: Start difference. First operand 1399 states and 2030 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) [2023-11-29 01:24:46,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:46,842 INFO L93 Difference]: Finished difference Result 2773 states and 4037 transitions. [2023-11-29 01:24:46,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:24:46,843 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 [2023-11-29 01:24:46,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:46,849 INFO L225 Difference]: With dead ends: 2773 [2023-11-29 01:24:46,850 INFO L226 Difference]: Without dead ends: 1417 [2023-11-29 01:24:46,853 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 [2023-11-29 01:24:46,854 INFO L413 NwaCegarLoop]: 1924 mSDtfsCounter, 4 mSDsluCounter, 5763 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7687 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:46,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7687 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 01:24:46,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1417 states. [2023-11-29 01:24:46,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1417 to 1417. [2023-11-29 01:24:46,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1417 states, 1182 states have (on average 1.5744500846023688) internal successors, (1861), 1296 states have internal predecessors, (1861), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:46,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 2048 transitions. [2023-11-29 01:24:46,885 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 2048 transitions. Word has length 57 [2023-11-29 01:24:46,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:46,885 INFO L495 AbstractCegarLoop]: Abstraction has 1417 states and 2048 transitions. [2023-11-29 01:24:46,885 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) [2023-11-29 01:24:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2048 transitions. [2023-11-29 01:24:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-29 01:24:46,887 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:46,887 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:46,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 01:24:47,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:47,092 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:47,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:47,093 INFO L85 PathProgramCache]: Analyzing trace with hash 93464037, now seen corresponding path program 1 times [2023-11-29 01:24:47,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:47,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175198268] [2023-11-29 01:24:47,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:47,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:47,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:24:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:47,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:24:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:47,633 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:24:47,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:47,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175198268] [2023-11-29 01:24:47,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175198268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:47,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:47,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:24:47,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346815777] [2023-11-29 01:24:47,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:47,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:24:47,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:47,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:24:47,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:24:47,635 INFO L87 Difference]: Start difference. First operand 1417 states and 2048 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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) [2023-11-29 01:24:51,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:51,415 INFO L93 Difference]: Finished difference Result 3224 states and 4754 transitions. [2023-11-29 01:24:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:24:51,416 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 64 [2023-11-29 01:24:51,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:51,426 INFO L225 Difference]: With dead ends: 3224 [2023-11-29 01:24:51,426 INFO L226 Difference]: Without dead ends: 1926 [2023-11-29 01:24:51,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:24:51,429 INFO L413 NwaCegarLoop]: 1633 mSDtfsCounter, 3484 mSDsluCounter, 2901 mSDsCounter, 0 mSdLazyCounter, 1174 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3543 SdHoareTripleChecker+Valid, 4534 SdHoareTripleChecker+Invalid, 1460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:51,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3543 Valid, 4534 Invalid, 1460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1174 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-29 01:24:51,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1926 states. [2023-11-29 01:24:51,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1926 to 1417. [2023-11-29 01:24:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1417 states, 1182 states have (on average 1.5736040609137056) internal successors, (1860), 1296 states have internal predecessors, (1860), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:51,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 2047 transitions. [2023-11-29 01:24:51,477 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 2047 transitions. Word has length 64 [2023-11-29 01:24:51,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:51,478 INFO L495 AbstractCegarLoop]: Abstraction has 1417 states and 2047 transitions. [2023-11-29 01:24:51,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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) [2023-11-29 01:24:51,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2047 transitions. [2023-11-29 01:24:51,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-29 01:24:51,479 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:51,480 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:51,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 01:24:51,480 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:51,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:51,480 INFO L85 PathProgramCache]: Analyzing trace with hash -747297371, now seen corresponding path program 1 times [2023-11-29 01:24:51,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:51,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687567017] [2023-11-29 01:24:51,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:51,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:51,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:24:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:51,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:24:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:51,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:24:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:24:51,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:51,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687567017] [2023-11-29 01:24:51,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687567017] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:51,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:24:51,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:24:51,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820356688] [2023-11-29 01:24:51,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:51,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:24:51,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:51,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:24:51,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:24:51,780 INFO L87 Difference]: Start difference. First operand 1417 states and 2047 transitions. Second operand has 5 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 01:24:57,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:57,358 INFO L93 Difference]: Finished difference Result 2306 states and 3440 transitions. [2023-11-29 01:24:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:24:57,358 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 72 [2023-11-29 01:24:57,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:57,373 INFO L225 Difference]: With dead ends: 2306 [2023-11-29 01:24:57,373 INFO L226 Difference]: Without dead ends: 2304 [2023-11-29 01:24:57,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:24:57,375 INFO L413 NwaCegarLoop]: 1490 mSDtfsCounter, 1764 mSDsluCounter, 3361 mSDsCounter, 0 mSdLazyCounter, 2590 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1790 SdHoareTripleChecker+Valid, 4851 SdHoareTripleChecker+Invalid, 2927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 2590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:57,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1790 Valid, 4851 Invalid, 2927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 2590 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2023-11-29 01:24:57,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2023-11-29 01:24:57,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 1421. [2023-11-29 01:24:57,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1421 states, 1186 states have (on average 1.5725126475548061) internal successors, (1865), 1300 states have internal predecessors, (1865), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:57,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1421 states and 2052 transitions. [2023-11-29 01:24:57,442 INFO L78 Accepts]: Start accepts. Automaton has 1421 states and 2052 transitions. Word has length 72 [2023-11-29 01:24:57,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:57,443 INFO L495 AbstractCegarLoop]: Abstraction has 1421 states and 2052 transitions. [2023-11-29 01:24:57,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 01:24:57,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2052 transitions. [2023-11-29 01:24:57,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-29 01:24:57,444 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:57,444 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:24:57,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 01:24:57,445 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:57,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:57,445 INFO L85 PathProgramCache]: Analyzing trace with hash 640818430, now seen corresponding path program 1 times [2023-11-29 01:24:57,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:57,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182174052] [2023-11-29 01:24:57,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:57,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:57,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:24:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:24:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:24:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:24:57,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:24:57,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182174052] [2023-11-29 01:24:57,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182174052] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:24:57,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843650842] [2023-11-29 01:24:57,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:57,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:57,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:24:57,831 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:24:57,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:24:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:24:58,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 1685 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:24:58,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:24:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:24:58,878 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:24:58,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1843650842] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:24:58,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:24:58,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-11-29 01:24:58,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093053699] [2023-11-29 01:24:58,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:24:58,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:24:58,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:24:58,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:24:58,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:24:58,880 INFO L87 Difference]: Start difference. First operand 1421 states and 2052 transitions. Second operand has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 01:24:59,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:24:59,579 INFO L93 Difference]: Finished difference Result 1689 states and 2457 transitions. [2023-11-29 01:24:59,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:24:59,579 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 76 [2023-11-29 01:24:59,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:24:59,586 INFO L225 Difference]: With dead ends: 1689 [2023-11-29 01:24:59,586 INFO L226 Difference]: Without dead ends: 1688 [2023-11-29 01:24:59,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:24:59,587 INFO L413 NwaCegarLoop]: 2302 mSDtfsCounter, 774 mSDsluCounter, 1916 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 786 SdHoareTripleChecker+Valid, 4218 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:24:59,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [786 Valid, 4218 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 01:24:59,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1688 states. [2023-11-29 01:24:59,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1688 to 1420. [2023-11-29 01:24:59,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1420 states, 1186 states have (on average 1.5716694772344013) internal successors, (1864), 1299 states have internal predecessors, (1864), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:24:59,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 2051 transitions. [2023-11-29 01:24:59,647 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 2051 transitions. Word has length 76 [2023-11-29 01:24:59,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:24:59,647 INFO L495 AbstractCegarLoop]: Abstraction has 1420 states and 2051 transitions. [2023-11-29 01:24:59,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 01:24:59,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2051 transitions. [2023-11-29 01:24:59,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-29 01:24:59,648 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:24:59,649 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-29 01:24:59,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 01:24:59,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:24:59,850 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:24:59,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:24:59,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1609463646, now seen corresponding path program 1 times [2023-11-29 01:24:59,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:24:59,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943640412] [2023-11-29 01:24:59,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:24:59,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:24:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:00,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:00,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:25:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:00,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:25:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:25:00,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:00,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943640412] [2023-11-29 01:25:00,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943640412] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:25:00,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388515596] [2023-11-29 01:25:00,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:00,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:00,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:00,206 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:25:00,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:25:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:01,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:25:01,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:25:01,232 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:25:01,288 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:25:01,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388515596] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:25:01,289 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:25:01,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2023-11-29 01:25:01,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950336215] [2023-11-29 01:25:01,289 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:25:01,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:25:01,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:01,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:25:01,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:25:01,290 INFO L87 Difference]: Start difference. First operand 1420 states and 2051 transitions. Second operand has 9 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 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) [2023-11-29 01:25:07,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:07,189 INFO L93 Difference]: Finished difference Result 3111 states and 4661 transitions. [2023-11-29 01:25:07,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:25:07,189 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 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 77 [2023-11-29 01:25:07,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:07,202 INFO L225 Difference]: With dead ends: 3111 [2023-11-29 01:25:07,202 INFO L226 Difference]: Without dead ends: 3110 [2023-11-29 01:25:07,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:25:07,204 INFO L413 NwaCegarLoop]: 1500 mSDtfsCounter, 4367 mSDsluCounter, 4917 mSDsCounter, 0 mSdLazyCounter, 2702 mSolverCounterSat, 403 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4414 SdHoareTripleChecker+Valid, 6417 SdHoareTripleChecker+Invalid, 3105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 403 IncrementalHoareTripleChecker+Valid, 2702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:07,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4414 Valid, 6417 Invalid, 3105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [403 Valid, 2702 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2023-11-29 01:25:07,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3110 states. [2023-11-29 01:25:07,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3110 to 1432. [2023-11-29 01:25:07,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1198 states have (on average 1.5684474123539232) internal successors, (1879), 1311 states have internal predecessors, (1879), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:25:07,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 2066 transitions. [2023-11-29 01:25:07,257 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 2066 transitions. Word has length 77 [2023-11-29 01:25:07,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:07,258 INFO L495 AbstractCegarLoop]: Abstraction has 1432 states and 2066 transitions. [2023-11-29 01:25:07,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 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) [2023-11-29 01:25:07,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2066 transitions. [2023-11-29 01:25:07,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-29 01:25:07,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:07,260 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:25:07,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:25:07,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 01:25:07,464 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:07,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:07,465 INFO L85 PathProgramCache]: Analyzing trace with hash -234199889, now seen corresponding path program 2 times [2023-11-29 01:25:07,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:07,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707079587] [2023-11-29 01:25:07,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:07,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:07,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2023-11-29 01:25:07,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:07,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707079587] [2023-11-29 01:25:07,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707079587] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:25:07,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266057545] [2023-11-29 01:25:07,797 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:25:07,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:07,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:07,798 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:25:07,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:25:08,877 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 01:25:08,877 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:25:08,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 1564 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:25:08,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:08,925 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 58 proven. 22 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-11-29 01:25:08,925 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:25:08,991 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 58 proven. 22 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-11-29 01:25:08,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1266057545] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:25:08,991 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:25:08,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 14 [2023-11-29 01:25:08,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602206234] [2023-11-29 01:25:08,991 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:25:08,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:25:08,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:08,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:25:08,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:25:08,993 INFO L87 Difference]: Start difference. First operand 1432 states and 2066 transitions. Second operand has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 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) [2023-11-29 01:25:12,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:12,163 INFO L93 Difference]: Finished difference Result 2848 states and 4125 transitions. [2023-11-29 01:25:12,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-29 01:25:12,163 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 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 75 [2023-11-29 01:25:12,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:12,170 INFO L225 Difference]: With dead ends: 2848 [2023-11-29 01:25:12,170 INFO L226 Difference]: Without dead ends: 1468 [2023-11-29 01:25:12,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=330, Invalid=792, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 01:25:12,175 INFO L413 NwaCegarLoop]: 1919 mSDtfsCounter, 12 mSDsluCounter, 15318 mSDsCounter, 0 mSdLazyCounter, 733 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 17237 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:12,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 17237 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 733 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-29 01:25:12,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1468 states. [2023-11-29 01:25:12,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1468 to 1467. [2023-11-29 01:25:12,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1467 states, 1234 states have (on average 1.5510534846029174) internal successors, (1914), 1346 states have internal predecessors, (1914), 97 states have call successors, (97), 34 states have call predecessors, (97), 33 states have return successors, (90), 89 states have call predecessors, (90), 90 states have call successors, (90) [2023-11-29 01:25:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1467 states and 2101 transitions. [2023-11-29 01:25:12,239 INFO L78 Accepts]: Start accepts. Automaton has 1467 states and 2101 transitions. Word has length 75 [2023-11-29 01:25:12,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:12,239 INFO L495 AbstractCegarLoop]: Abstraction has 1467 states and 2101 transitions. [2023-11-29 01:25:12,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 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) [2023-11-29 01:25:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2101 transitions. [2023-11-29 01:25:12,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-29 01:25:12,240 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:12,241 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:25:12,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-29 01:25:12,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:12,444 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:12,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:12,445 INFO L85 PathProgramCache]: Analyzing trace with hash -552548216, now seen corresponding path program 1 times [2023-11-29 01:25:12,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:12,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940008371] [2023-11-29 01:25:12,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:12,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:12,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:12,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:25:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:12,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:25:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:12,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 01:25:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:25:12,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:12,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940008371] [2023-11-29 01:25:12,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940008371] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:12,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:12,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:25:12,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868841582] [2023-11-29 01:25:12,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:12,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:25:12,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:12,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:25:12,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:25:12,833 INFO L87 Difference]: Start difference. First operand 1467 states and 2101 transitions. Second operand has 6 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:25:20,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:20,995 INFO L93 Difference]: Finished difference Result 3463 states and 5111 transitions. [2023-11-29 01:25:20,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:25:20,996 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 85 [2023-11-29 01:25:20,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:21,003 INFO L225 Difference]: With dead ends: 3463 [2023-11-29 01:25:21,004 INFO L226 Difference]: Without dead ends: 2182 [2023-11-29 01:25:21,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:25:21,008 INFO L413 NwaCegarLoop]: 755 mSDtfsCounter, 3425 mSDsluCounter, 2637 mSDsCounter, 0 mSdLazyCounter, 4858 mSolverCounterSat, 527 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3497 SdHoareTripleChecker+Valid, 3392 SdHoareTripleChecker+Invalid, 5385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 527 IncrementalHoareTripleChecker+Valid, 4858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:21,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3497 Valid, 3392 Invalid, 5385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [527 Valid, 4858 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-11-29 01:25:21,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2182 states. [2023-11-29 01:25:21,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2182 to 1507. [2023-11-29 01:25:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1507 states, 1273 states have (on average 1.5459544383346426) internal successors, (1968), 1385 states have internal predecessors, (1968), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:25:21,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2157 transitions. [2023-11-29 01:25:21,067 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2157 transitions. Word has length 85 [2023-11-29 01:25:21,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:21,067 INFO L495 AbstractCegarLoop]: Abstraction has 1507 states and 2157 transitions. [2023-11-29 01:25:21,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:25:21,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2157 transitions. [2023-11-29 01:25:21,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-29 01:25:21,068 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:21,068 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:25:21,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 01:25:21,068 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:21,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:21,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1577158637, now seen corresponding path program 1 times [2023-11-29 01:25:21,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:21,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348170495] [2023-11-29 01:25:21,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:21,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:21,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:21,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:25:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:21,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:25:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:21,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 01:25:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:25:21,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:21,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348170495] [2023-11-29 01:25:21,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348170495] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:21,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:21,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:25:21,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603166338] [2023-11-29 01:25:21,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:21,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:25:21,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:21,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:25:21,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:25:21,416 INFO L87 Difference]: Start difference. First operand 1507 states and 2157 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:25:29,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:29,141 INFO L93 Difference]: Finished difference Result 2129 states and 3144 transitions. [2023-11-29 01:25:29,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:25:29,142 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 87 [2023-11-29 01:25:29,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:29,146 INFO L225 Difference]: With dead ends: 2129 [2023-11-29 01:25:29,146 INFO L226 Difference]: Without dead ends: 2127 [2023-11-29 01:25:29,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:25:29,147 INFO L413 NwaCegarLoop]: 735 mSDtfsCounter, 3281 mSDsluCounter, 2642 mSDsCounter, 0 mSdLazyCounter, 4859 mSolverCounterSat, 484 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3350 SdHoareTripleChecker+Valid, 3377 SdHoareTripleChecker+Invalid, 5343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 484 IncrementalHoareTripleChecker+Valid, 4859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:29,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3350 Valid, 3377 Invalid, 5343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [484 Valid, 4859 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2023-11-29 01:25:29,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2127 states. [2023-11-29 01:25:29,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2127 to 1507. [2023-11-29 01:25:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1507 states, 1273 states have (on average 1.544383346425766) internal successors, (1966), 1385 states have internal predecessors, (1966), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:25:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2155 transitions. [2023-11-29 01:25:29,199 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2155 transitions. Word has length 87 [2023-11-29 01:25:29,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:29,199 INFO L495 AbstractCegarLoop]: Abstraction has 1507 states and 2155 transitions. [2023-11-29 01:25:29,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:25:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2155 transitions. [2023-11-29 01:25:29,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-29 01:25:29,200 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:29,201 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 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] [2023-11-29 01:25:29,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 01:25:29,201 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:29,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:29,201 INFO L85 PathProgramCache]: Analyzing trace with hash 76480247, now seen corresponding path program 2 times [2023-11-29 01:25:29,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:29,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068454420] [2023-11-29 01:25:29,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:29,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:29,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:29,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:25:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:29,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:25:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:25:29,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:29,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068454420] [2023-11-29 01:25:29,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068454420] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:25:29,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175554592] [2023-11-29 01:25:29,565 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:25:29,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:29,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:29,566 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:25:29,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:25:30,553 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:25:30,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:25:30,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 1487 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:25:30,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-29 01:25:30,646 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:25:30,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175554592] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:30,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:25:30,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 13 [2023-11-29 01:25:30,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215772099] [2023-11-29 01:25:30,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:30,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:25:30,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:30,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:25:30,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:25:30,648 INFO L87 Difference]: Start difference. First operand 1507 states and 2155 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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) [2023-11-29 01:25:31,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:31,917 INFO L93 Difference]: Finished difference Result 2905 states and 4195 transitions. [2023-11-29 01:25:31,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:25:31,918 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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 89 [2023-11-29 01:25:31,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:31,921 INFO L225 Difference]: With dead ends: 2905 [2023-11-29 01:25:31,921 INFO L226 Difference]: Without dead ends: 1507 [2023-11-29 01:25:31,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:25:31,924 INFO L413 NwaCegarLoop]: 1901 mSDtfsCounter, 706 mSDsluCounter, 5654 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 729 SdHoareTripleChecker+Valid, 7555 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:31,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [729 Valid, 7555 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 01:25:31,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2023-11-29 01:25:31,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 1507. [2023-11-29 01:25:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1507 states, 1273 states have (on average 1.5435978004713276) internal successors, (1965), 1385 states have internal predecessors, (1965), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:25:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2154 transitions. [2023-11-29 01:25:31,972 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2154 transitions. Word has length 89 [2023-11-29 01:25:31,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:31,972 INFO L495 AbstractCegarLoop]: Abstraction has 1507 states and 2154 transitions. [2023-11-29 01:25:31,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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) [2023-11-29 01:25:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2154 transitions. [2023-11-29 01:25:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-29 01:25:31,973 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:31,973 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:25:31,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-29 01:25:32,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:32,174 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:32,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:32,174 INFO L85 PathProgramCache]: Analyzing trace with hash 857273360, now seen corresponding path program 1 times [2023-11-29 01:25:32,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:32,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628256664] [2023-11-29 01:25:32,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:32,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:32,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:32,567 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-29 01:25:32,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:32,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628256664] [2023-11-29 01:25:32,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628256664] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:25:32,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628005655] [2023-11-29 01:25:32,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:32,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:32,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:32,569 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:25:32,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:25:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:33,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 1793 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:25:33,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:33,607 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-29 01:25:33,607 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:25:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-29 01:25:33,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628005655] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:25:33,691 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:25:33,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2023-11-29 01:25:33,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791216291] [2023-11-29 01:25:33,691 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:25:33,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:25:33,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:33,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:25:33,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:25:33,692 INFO L87 Difference]: Start difference. First operand 1507 states and 2154 transitions. Second operand has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 7 states have internal predecessors, (55), 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) [2023-11-29 01:25:34,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:34,749 INFO L93 Difference]: Finished difference Result 1616 states and 2271 transitions. [2023-11-29 01:25:34,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:25:34,750 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 7 states have internal predecessors, (55), 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 112 [2023-11-29 01:25:34,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:34,752 INFO L225 Difference]: With dead ends: 1616 [2023-11-29 01:25:34,753 INFO L226 Difference]: Without dead ends: 1615 [2023-11-29 01:25:34,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:25:34,754 INFO L413 NwaCegarLoop]: 1919 mSDtfsCounter, 4 mSDsluCounter, 3840 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 5759 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:34,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5759 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 01:25:34,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1615 states. [2023-11-29 01:25:34,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1615 to 1612. [2023-11-29 01:25:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1612 states, 1378 states have (on average 1.5065312046444121) internal successors, (2076), 1490 states have internal predecessors, (2076), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:25:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1612 states and 2265 transitions. [2023-11-29 01:25:34,805 INFO L78 Accepts]: Start accepts. Automaton has 1612 states and 2265 transitions. Word has length 112 [2023-11-29 01:25:34,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:34,805 INFO L495 AbstractCegarLoop]: Abstraction has 1612 states and 2265 transitions. [2023-11-29 01:25:34,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 7 states have internal predecessors, (55), 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) [2023-11-29 01:25:34,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2265 transitions. [2023-11-29 01:25:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-29 01:25:34,806 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:34,807 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 5, 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] [2023-11-29 01:25:34,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 01:25:35,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:35,007 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:35,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:35,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1610674273, now seen corresponding path program 1 times [2023-11-29 01:25:35,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:35,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161153595] [2023-11-29 01:25:35,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:35,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:25:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:25:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:35,457 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-29 01:25:35,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:35,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161153595] [2023-11-29 01:25:35,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161153595] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:25:35,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639866070] [2023-11-29 01:25:35,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:35,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:35,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:35,459 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:25:35,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:25:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:36,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:25:36,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:36,586 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-29 01:25:36,586 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:25:36,662 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-29 01:25:36,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639866070] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:25:36,662 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:25:36,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 14 [2023-11-29 01:25:36,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058199431] [2023-11-29 01:25:36,662 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:25:36,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-29 01:25:36,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:36,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-29 01:25:36,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:25:36,664 INFO L87 Difference]: Start difference. First operand 1612 states and 2265 transitions. Second operand has 15 states, 14 states have (on average 6.571428571428571) internal successors, (92), 13 states have internal predecessors, (92), 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) [2023-11-29 01:25:44,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:44,781 INFO L93 Difference]: Finished difference Result 5305 states and 7845 transitions. [2023-11-29 01:25:44,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:25:44,781 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 6.571428571428571) internal successors, (92), 13 states have internal predecessors, (92), 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 124 [2023-11-29 01:25:44,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:44,790 INFO L225 Difference]: With dead ends: 5305 [2023-11-29 01:25:44,790 INFO L226 Difference]: Without dead ends: 5304 [2023-11-29 01:25:44,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:25:44,791 INFO L413 NwaCegarLoop]: 1523 mSDtfsCounter, 6752 mSDsluCounter, 11868 mSDsCounter, 0 mSdLazyCounter, 4165 mSolverCounterSat, 406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6841 SdHoareTripleChecker+Valid, 13391 SdHoareTripleChecker+Invalid, 4571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 406 IncrementalHoareTripleChecker+Valid, 4165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:44,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6841 Valid, 13391 Invalid, 4571 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [406 Valid, 4165 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2023-11-29 01:25:44,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5304 states. [2023-11-29 01:25:44,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5304 to 1636. [2023-11-29 01:25:44,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1402 states have (on average 1.5021398002853068) internal successors, (2106), 1514 states have internal predecessors, (2106), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:25:44,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2295 transitions. [2023-11-29 01:25:44,860 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2295 transitions. Word has length 124 [2023-11-29 01:25:44,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:44,861 INFO L495 AbstractCegarLoop]: Abstraction has 1636 states and 2295 transitions. [2023-11-29 01:25:44,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 6.571428571428571) internal successors, (92), 13 states have internal predecessors, (92), 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) [2023-11-29 01:25:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2295 transitions. [2023-11-29 01:25:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 01:25:44,862 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:44,862 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] [2023-11-29 01:25:44,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 01:25:45,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:45,063 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:45,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:45,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1929879866, now seen corresponding path program 1 times [2023-11-29 01:25:45,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:45,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142271222] [2023-11-29 01:25:45,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:45,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:45,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:45,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:25:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:45,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:25:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:45,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:25:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-29 01:25:45,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:45,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142271222] [2023-11-29 01:25:45,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142271222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:45,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:45,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:25:45,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98083910] [2023-11-29 01:25:45,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:45,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:25:45,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:45,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:25:45,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:25:45,782 INFO L87 Difference]: Start difference. First operand 1636 states and 2295 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:25:55,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:55,002 INFO L93 Difference]: Finished difference Result 3580 states and 5221 transitions. [2023-11-29 01:25:55,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:25:55,003 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 129 [2023-11-29 01:25:55,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:55,008 INFO L225 Difference]: With dead ends: 3580 [2023-11-29 01:25:55,008 INFO L226 Difference]: Without dead ends: 2256 [2023-11-29 01:25:55,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:25:55,011 INFO L413 NwaCegarLoop]: 699 mSDtfsCounter, 6526 mSDsluCounter, 2482 mSDsCounter, 0 mSdLazyCounter, 6284 mSolverCounterSat, 869 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6553 SdHoareTripleChecker+Valid, 3181 SdHoareTripleChecker+Invalid, 7153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 869 IncrementalHoareTripleChecker+Valid, 6284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:55,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6553 Valid, 3181 Invalid, 7153 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [869 Valid, 6284 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-29 01:25:55,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2256 states. [2023-11-29 01:25:55,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2256 to 1636. [2023-11-29 01:25:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1402 states have (on average 1.5007132667617689) internal successors, (2104), 1514 states have internal predecessors, (2104), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:25:55,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2293 transitions. [2023-11-29 01:25:55,077 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2293 transitions. Word has length 129 [2023-11-29 01:25:55,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:55,078 INFO L495 AbstractCegarLoop]: Abstraction has 1636 states and 2293 transitions. [2023-11-29 01:25:55,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:25:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2293 transitions. [2023-11-29 01:25:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 01:25:55,079 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:55,079 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] [2023-11-29 01:25:55,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 01:25:55,079 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:25:55,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:55,080 INFO L85 PathProgramCache]: Analyzing trace with hash 341531964, now seen corresponding path program 1 times [2023-11-29 01:25:55,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:55,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004510729] [2023-11-29 01:25:55,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:55,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:55,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:25:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:55,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:25:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:55,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:25:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:55,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:25:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-29 01:25:55,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:55,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004510729] [2023-11-29 01:25:55,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004510729] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:55,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:55,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:25:55,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836641512] [2023-11-29 01:25:55,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:55,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:25:55,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:55,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:25:55,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:25:55,641 INFO L87 Difference]: Start difference. First operand 1636 states and 2293 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:03,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:03,487 INFO L93 Difference]: Finished difference Result 3483 states and 5089 transitions. [2023-11-29 01:26:03,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:26:03,488 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 129 [2023-11-29 01:26:03,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:03,493 INFO L225 Difference]: With dead ends: 3483 [2023-11-29 01:26:03,493 INFO L226 Difference]: Without dead ends: 2256 [2023-11-29 01:26:03,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:26:03,495 INFO L413 NwaCegarLoop]: 732 mSDtfsCounter, 5897 mSDsluCounter, 2557 mSDsCounter, 0 mSdLazyCounter, 4753 mSolverCounterSat, 879 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5932 SdHoareTripleChecker+Valid, 3289 SdHoareTripleChecker+Invalid, 5632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 879 IncrementalHoareTripleChecker+Valid, 4753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:03,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5932 Valid, 3289 Invalid, 5632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [879 Valid, 4753 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2023-11-29 01:26:03,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2256 states. [2023-11-29 01:26:03,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2256 to 1636. [2023-11-29 01:26:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1402 states have (on average 1.4992867332382311) internal successors, (2102), 1514 states have internal predecessors, (2102), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:26:03,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2291 transitions. [2023-11-29 01:26:03,565 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2291 transitions. Word has length 129 [2023-11-29 01:26:03,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:03,565 INFO L495 AbstractCegarLoop]: Abstraction has 1636 states and 2291 transitions. [2023-11-29 01:26:03,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:03,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2291 transitions. [2023-11-29 01:26:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 01:26:03,566 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:03,566 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, 1, 1] [2023-11-29 01:26:03,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 01:26:03,566 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:26:03,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:03,567 INFO L85 PathProgramCache]: Analyzing trace with hash -2110990072, now seen corresponding path program 1 times [2023-11-29 01:26:03,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:03,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524643793] [2023-11-29 01:26:03,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:03,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:03,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:26:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:03,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:26:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:03,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:26:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:03,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:26:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:03,951 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-29 01:26:03,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:03,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524643793] [2023-11-29 01:26:03,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524643793] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:26:03,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172110533] [2023-11-29 01:26:03,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:03,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:03,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:03,953 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:03,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 01:26:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:05,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 2044 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:26:05,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-29 01:26:05,097 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:05,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172110533] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:05,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:26:05,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 8 [2023-11-29 01:26:05,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789772771] [2023-11-29 01:26:05,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:05,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:26:05,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:05,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:26:05,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:26:05,099 INFO L87 Difference]: Start difference. First operand 1636 states and 2291 transitions. Second operand has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:06,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:06,574 INFO L93 Difference]: Finished difference Result 2986 states and 4281 transitions. [2023-11-29 01:26:06,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:26:06,575 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 131 [2023-11-29 01:26:06,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:06,579 INFO L225 Difference]: With dead ends: 2986 [2023-11-29 01:26:06,580 INFO L226 Difference]: Without dead ends: 1691 [2023-11-29 01:26:06,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:26:06,584 INFO L413 NwaCegarLoop]: 1981 mSDtfsCounter, 432 mSDsluCounter, 5335 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 7316 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:06,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 7316 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-29 01:26:06,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1691 states. [2023-11-29 01:26:06,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1691 to 1618. [2023-11-29 01:26:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1618 states, 1393 states have (on average 1.4924623115577889) internal successors, (2079), 1496 states have internal predecessors, (2079), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:26:06,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1618 states and 2268 transitions. [2023-11-29 01:26:06,666 INFO L78 Accepts]: Start accepts. Automaton has 1618 states and 2268 transitions. Word has length 131 [2023-11-29 01:26:06,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:06,666 INFO L495 AbstractCegarLoop]: Abstraction has 1618 states and 2268 transitions. [2023-11-29 01:26:06,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2268 transitions. [2023-11-29 01:26:06,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:26:06,667 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:06,667 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:06,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 01:26:06,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-11-29 01:26:06,868 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:26:06,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:06,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1436845909, now seen corresponding path program 1 times [2023-11-29 01:26:06,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:06,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567737267] [2023-11-29 01:26:06,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:06,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:07,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:26:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:07,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:26:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:07,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:26:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:07,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:26:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2023-11-29 01:26:07,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:07,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567737267] [2023-11-29 01:26:07,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567737267] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:07,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:07,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:26:07,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480594859] [2023-11-29 01:26:07,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:07,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:26:07,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:07,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:26:07,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:07,227 INFO L87 Difference]: Start difference. First operand 1618 states and 2268 transitions. Second operand has 6 states, 5 states have (on average 13.4) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:26:14,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:14,721 INFO L93 Difference]: Finished difference Result 2238 states and 3255 transitions. [2023-11-29 01:26:14,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:26:14,721 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.4) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 133 [2023-11-29 01:26:14,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:14,726 INFO L225 Difference]: With dead ends: 2238 [2023-11-29 01:26:14,726 INFO L226 Difference]: Without dead ends: 2237 [2023-11-29 01:26:14,726 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:26:14,727 INFO L413 NwaCegarLoop]: 723 mSDtfsCounter, 3267 mSDsluCounter, 2593 mSDsCounter, 0 mSdLazyCounter, 4858 mSolverCounterSat, 479 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3335 SdHoareTripleChecker+Valid, 3316 SdHoareTripleChecker+Invalid, 5337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 479 IncrementalHoareTripleChecker+Valid, 4858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:14,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3335 Valid, 3316 Invalid, 5337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [479 Valid, 4858 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2023-11-29 01:26:14,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2237 states. [2023-11-29 01:26:14,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2237 to 1617. [2023-11-29 01:26:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1617 states, 1393 states have (on average 1.4917444364680545) internal successors, (2078), 1495 states have internal predecessors, (2078), 98 states have call successors, (98), 34 states have call predecessors, (98), 33 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:26:14,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1617 states and 2267 transitions. [2023-11-29 01:26:14,800 INFO L78 Accepts]: Start accepts. Automaton has 1617 states and 2267 transitions. Word has length 133 [2023-11-29 01:26:14,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:14,800 INFO L495 AbstractCegarLoop]: Abstraction has 1617 states and 2267 transitions. [2023-11-29 01:26:14,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.4) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:26:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2267 transitions. [2023-11-29 01:26:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 01:26:14,801 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:14,801 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:14,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-29 01:26:14,802 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:26:14,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:14,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1592548665, now seen corresponding path program 1 times [2023-11-29 01:26:14,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:14,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673916176] [2023-11-29 01:26:14,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:14,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:15,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:26:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:15,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:26:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:15,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:26:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:15,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:26:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:15,382 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:26:15,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:15,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673916176] [2023-11-29 01:26:15,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673916176] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:15,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:15,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:26:15,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075401343] [2023-11-29 01:26:15,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:15,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:26:15,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:15,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:26:15,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:15,384 INFO L87 Difference]: Start difference. First operand 1617 states and 2267 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:22,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:22,758 INFO L93 Difference]: Finished difference Result 3629 states and 5274 transitions. [2023-11-29 01:26:22,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:26:22,759 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 134 [2023-11-29 01:26:22,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:22,763 INFO L225 Difference]: With dead ends: 3629 [2023-11-29 01:26:22,763 INFO L226 Difference]: Without dead ends: 2246 [2023-11-29 01:26:22,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:26:22,766 INFO L413 NwaCegarLoop]: 722 mSDtfsCounter, 3345 mSDsluCounter, 2554 mSDsCounter, 0 mSdLazyCounter, 4785 mSolverCounterSat, 486 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3416 SdHoareTripleChecker+Valid, 3276 SdHoareTripleChecker+Invalid, 5271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 486 IncrementalHoareTripleChecker+Valid, 4785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:22,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3416 Valid, 3276 Invalid, 5271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [486 Valid, 4785 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2023-11-29 01:26:22,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2246 states. [2023-11-29 01:26:22,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2246 to 1624. [2023-11-29 01:26:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1624 states, 1398 states have (on average 1.4899856938483549) internal successors, (2083), 1500 states have internal predecessors, (2083), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:26:22,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2272 transitions. [2023-11-29 01:26:22,843 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2272 transitions. Word has length 134 [2023-11-29 01:26:22,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:22,844 INFO L495 AbstractCegarLoop]: Abstraction has 1624 states and 2272 transitions. [2023-11-29 01:26:22,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:22,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2272 transitions. [2023-11-29 01:26:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-29 01:26:22,845 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:22,845 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:22,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-29 01:26:22,845 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:26:22,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:22,846 INFO L85 PathProgramCache]: Analyzing trace with hash -295016729, now seen corresponding path program 1 times [2023-11-29 01:26:22,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:22,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082184383] [2023-11-29 01:26:22,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:22,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:23,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:26:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:23,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:26:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:23,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 01:26:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:23,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-29 01:26:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:26:23,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:23,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082184383] [2023-11-29 01:26:23,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082184383] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:23,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:23,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:26:23,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184806864] [2023-11-29 01:26:23,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:23,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:26:23,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:23,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:26:23,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:26:23,234 INFO L87 Difference]: Start difference. First operand 1624 states and 2272 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:32,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:32,541 INFO L93 Difference]: Finished difference Result 3640 states and 5290 transitions. [2023-11-29 01:26:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:26:32,542 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 142 [2023-11-29 01:26:32,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:32,547 INFO L225 Difference]: With dead ends: 3640 [2023-11-29 01:26:32,547 INFO L226 Difference]: Without dead ends: 2248 [2023-11-29 01:26:32,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:26:32,550 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 3314 mSDsluCounter, 3269 mSDsCounter, 0 mSdLazyCounter, 6083 mSolverCounterSat, 501 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3382 SdHoareTripleChecker+Valid, 3990 SdHoareTripleChecker+Invalid, 6584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 501 IncrementalHoareTripleChecker+Valid, 6083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:32,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3382 Valid, 3990 Invalid, 6584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [501 Valid, 6083 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2023-11-29 01:26:32,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2248 states. [2023-11-29 01:26:32,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2248 to 1626. [2023-11-29 01:26:32,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1626 states, 1400 states have (on average 1.4892857142857143) internal successors, (2085), 1502 states have internal predecessors, (2085), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:26:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1626 states and 2274 transitions. [2023-11-29 01:26:32,625 INFO L78 Accepts]: Start accepts. Automaton has 1626 states and 2274 transitions. Word has length 142 [2023-11-29 01:26:32,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:32,626 INFO L495 AbstractCegarLoop]: Abstraction has 1626 states and 2274 transitions. [2023-11-29 01:26:32,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:32,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 2274 transitions. [2023-11-29 01:26:32,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-29 01:26:32,627 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:32,627 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:32,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-29 01:26:32,627 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:26:32,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:32,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1091768681, now seen corresponding path program 1 times [2023-11-29 01:26:32,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:32,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314417050] [2023-11-29 01:26:32,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:32,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:32,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:33,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:26:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:33,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:26:33,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:33,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 01:26:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:33,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-29 01:26:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:26:33,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:33,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314417050] [2023-11-29 01:26:33,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314417050] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:33,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:33,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:26:33,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824750593] [2023-11-29 01:26:33,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:33,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:26:33,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:33,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:26:33,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:26:33,253 INFO L87 Difference]: Start difference. First operand 1626 states and 2274 transitions. Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 6 states have internal predecessors, (75), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:45,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:45,396 INFO L93 Difference]: Finished difference Result 3646 states and 5298 transitions. [2023-11-29 01:26:45,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:26:45,396 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 6 states have internal predecessors, (75), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 142 [2023-11-29 01:26:45,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:45,400 INFO L225 Difference]: With dead ends: 3646 [2023-11-29 01:26:45,401 INFO L226 Difference]: Without dead ends: 2255 [2023-11-29 01:26:45,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:26:45,405 INFO L413 NwaCegarLoop]: 720 mSDtfsCounter, 3299 mSDsluCounter, 4643 mSDsCounter, 0 mSdLazyCounter, 8875 mSolverCounterSat, 497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3368 SdHoareTripleChecker+Valid, 5363 SdHoareTripleChecker+Invalid, 9372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 497 IncrementalHoareTripleChecker+Valid, 8875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:45,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3368 Valid, 5363 Invalid, 9372 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [497 Valid, 8875 Invalid, 0 Unknown, 0 Unchecked, 11.7s Time] [2023-11-29 01:26:45,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2023-11-29 01:26:45,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 1629. [2023-11-29 01:26:45,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1629 states, 1403 states have (on average 1.4882394868139701) internal successors, (2088), 1505 states have internal predecessors, (2088), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:26:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2277 transitions. [2023-11-29 01:26:45,507 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2277 transitions. Word has length 142 [2023-11-29 01:26:45,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:45,507 INFO L495 AbstractCegarLoop]: Abstraction has 1629 states and 2277 transitions. [2023-11-29 01:26:45,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 6 states have internal predecessors, (75), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2277 transitions. [2023-11-29 01:26:45,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:26:45,508 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:45,509 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:45,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-11-29 01:26:45,509 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:26:45,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:45,509 INFO L85 PathProgramCache]: Analyzing trace with hash -954262718, now seen corresponding path program 1 times [2023-11-29 01:26:45,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:45,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201513654] [2023-11-29 01:26:45,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:45,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:45,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:26:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:45,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:26:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:45,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:26:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:45,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:26:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:26:45,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:45,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201513654] [2023-11-29 01:26:45,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201513654] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:45,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:45,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:26:45,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304827190] [2023-11-29 01:26:45,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:45,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:26:45,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:45,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:26:45,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:26:45,896 INFO L87 Difference]: Start difference. First operand 1629 states and 2277 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:54,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:54,951 INFO L93 Difference]: Finished difference Result 3642 states and 5290 transitions. [2023-11-29 01:26:54,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:26:54,952 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 144 [2023-11-29 01:26:54,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:54,955 INFO L225 Difference]: With dead ends: 3642 [2023-11-29 01:26:54,955 INFO L226 Difference]: Without dead ends: 2253 [2023-11-29 01:26:54,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:26:54,958 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 3309 mSDsluCounter, 3269 mSDsCounter, 0 mSdLazyCounter, 6140 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3377 SdHoareTripleChecker+Valid, 3990 SdHoareTripleChecker+Invalid, 6632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 6140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:54,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3377 Valid, 3990 Invalid, 6632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 6140 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2023-11-29 01:26:54,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2023-11-29 01:26:55,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 1631. [2023-11-29 01:26:55,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1631 states, 1405 states have (on average 1.4875444839857652) internal successors, (2090), 1507 states have internal predecessors, (2090), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:26:55,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1631 states and 2279 transitions. [2023-11-29 01:26:55,036 INFO L78 Accepts]: Start accepts. Automaton has 1631 states and 2279 transitions. Word has length 144 [2023-11-29 01:26:55,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:55,037 INFO L495 AbstractCegarLoop]: Abstraction has 1631 states and 2279 transitions. [2023-11-29 01:26:55,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:26:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2279 transitions. [2023-11-29 01:26:55,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:26:55,038 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:55,038 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:55,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-11-29 01:26:55,038 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:26:55,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:55,039 INFO L85 PathProgramCache]: Analyzing trace with hash -78243712, now seen corresponding path program 1 times [2023-11-29 01:26:55,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:55,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409862256] [2023-11-29 01:26:55,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:55,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:55,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:26:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:55,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:26:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:55,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:26:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:26:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:26:55,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:55,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409862256] [2023-11-29 01:26:55,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409862256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:55,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:55,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:26:55,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780822861] [2023-11-29 01:26:55,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:55,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:26:55,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:55,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:26:55,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:26:55,439 INFO L87 Difference]: Start difference. First operand 1631 states and 2279 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:05,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:05,915 INFO L93 Difference]: Finished difference Result 3650 states and 5301 transitions. [2023-11-29 01:27:05,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:27:05,915 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 144 [2023-11-29 01:27:05,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:05,918 INFO L225 Difference]: With dead ends: 3650 [2023-11-29 01:27:05,918 INFO L226 Difference]: Without dead ends: 2259 [2023-11-29 01:27:05,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:27:05,921 INFO L413 NwaCegarLoop]: 729 mSDtfsCounter, 3325 mSDsluCounter, 3999 mSDsCounter, 0 mSdLazyCounter, 7417 mSolverCounterSat, 506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3398 SdHoareTripleChecker+Valid, 4728 SdHoareTripleChecker+Invalid, 7923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 506 IncrementalHoareTripleChecker+Valid, 7417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:05,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3398 Valid, 4728 Invalid, 7923 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [506 Valid, 7417 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2023-11-29 01:27:05,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2023-11-29 01:27:05,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 1630. [2023-11-29 01:27:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1630 states, 1404 states have (on average 1.4871794871794872) internal successors, (2088), 1506 states have internal predecessors, (2088), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:27:06,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1630 states and 2277 transitions. [2023-11-29 01:27:06,004 INFO L78 Accepts]: Start accepts. Automaton has 1630 states and 2277 transitions. Word has length 144 [2023-11-29 01:27:06,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:06,005 INFO L495 AbstractCegarLoop]: Abstraction has 1630 states and 2277 transitions. [2023-11-29 01:27:06,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:06,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2277 transitions. [2023-11-29 01:27:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:27:06,006 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:06,006 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:06,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-11-29 01:27:06,006 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:27:06,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:06,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1284875869, now seen corresponding path program 1 times [2023-11-29 01:27:06,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:06,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292293087] [2023-11-29 01:27:06,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:06,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:06,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:27:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:06,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:27:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:06,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:27:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:06,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:27:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:27:06,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:06,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292293087] [2023-11-29 01:27:06,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292293087] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:06,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:06,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:27:06,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375861331] [2023-11-29 01:27:06,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:06,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:27:06,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:06,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:27:06,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:27:06,841 INFO L87 Difference]: Start difference. First operand 1630 states and 2277 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:11,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:17,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:17,414 INFO L93 Difference]: Finished difference Result 3555 states and 5175 transitions. [2023-11-29 01:27:17,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:27:17,414 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 144 [2023-11-29 01:27:17,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:17,417 INFO L225 Difference]: With dead ends: 3555 [2023-11-29 01:27:17,417 INFO L226 Difference]: Without dead ends: 2252 [2023-11-29 01:27:17,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:27:17,420 INFO L413 NwaCegarLoop]: 687 mSDtfsCounter, 6148 mSDsluCounter, 2780 mSDsCounter, 0 mSdLazyCounter, 6300 mSolverCounterSat, 880 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6179 SdHoareTripleChecker+Valid, 3467 SdHoareTripleChecker+Invalid, 7180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 880 IncrementalHoareTripleChecker+Valid, 6300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:17,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6179 Valid, 3467 Invalid, 7180 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [880 Valid, 6300 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2023-11-29 01:27:17,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2252 states. [2023-11-29 01:27:17,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2252 to 1630. [2023-11-29 01:27:17,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1630 states, 1404 states have (on average 1.4864672364672364) internal successors, (2087), 1506 states have internal predecessors, (2087), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:27:17,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1630 states and 2276 transitions. [2023-11-29 01:27:17,532 INFO L78 Accepts]: Start accepts. Automaton has 1630 states and 2276 transitions. Word has length 144 [2023-11-29 01:27:17,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:17,532 INFO L495 AbstractCegarLoop]: Abstraction has 1630 states and 2276 transitions. [2023-11-29 01:27:17,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2276 transitions. [2023-11-29 01:27:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:27:17,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:17,533 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:17,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-11-29 01:27:17,533 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:27:17,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:17,534 INFO L85 PathProgramCache]: Analyzing trace with hash -2102524319, now seen corresponding path program 1 times [2023-11-29 01:27:17,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:17,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318614449] [2023-11-29 01:27:17,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:17,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:18,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:27:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:18,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:27:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:18,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:27:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:18,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:27:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:27:18,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:18,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318614449] [2023-11-29 01:27:18,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318614449] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:18,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:18,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:27:18,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582428079] [2023-11-29 01:27:18,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:18,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:27:18,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:18,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:27:18,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:27:18,447 INFO L87 Difference]: Start difference. First operand 1630 states and 2276 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:27,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:27,738 INFO L93 Difference]: Finished difference Result 3639 states and 5281 transitions. [2023-11-29 01:27:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:27:27,738 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 144 [2023-11-29 01:27:27,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:27,741 INFO L225 Difference]: With dead ends: 3639 [2023-11-29 01:27:27,741 INFO L226 Difference]: Without dead ends: 2255 [2023-11-29 01:27:27,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:27:27,744 INFO L413 NwaCegarLoop]: 720 mSDtfsCounter, 3284 mSDsluCounter, 3275 mSDsCounter, 0 mSdLazyCounter, 6221 mSolverCounterSat, 485 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3358 SdHoareTripleChecker+Valid, 3995 SdHoareTripleChecker+Invalid, 6706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 485 IncrementalHoareTripleChecker+Valid, 6221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:27,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3358 Valid, 3995 Invalid, 6706 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [485 Valid, 6221 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-29 01:27:27,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2023-11-29 01:27:27,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 1632. [2023-11-29 01:27:27,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1632 states, 1406 states have (on average 1.4857752489331437) internal successors, (2089), 1508 states have internal predecessors, (2089), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:27:27,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 2278 transitions. [2023-11-29 01:27:27,863 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 2278 transitions. Word has length 144 [2023-11-29 01:27:27,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:27,864 INFO L495 AbstractCegarLoop]: Abstraction has 1632 states and 2278 transitions. [2023-11-29 01:27:27,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:27,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2278 transitions. [2023-11-29 01:27:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:27:27,865 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:27,865 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:27,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2023-11-29 01:27:27,865 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:27:27,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:27,866 INFO L85 PathProgramCache]: Analyzing trace with hash -2118043037, now seen corresponding path program 1 times [2023-11-29 01:27:27,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:27,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121610412] [2023-11-29 01:27:27,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:27,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:28,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:27:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:28,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:27:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:28,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:27:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:29,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:27:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:27:29,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:29,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121610412] [2023-11-29 01:27:29,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121610412] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:29,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:29,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:27:29,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042528062] [2023-11-29 01:27:29,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:29,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:27:29,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:29,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:27:29,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:27:29,027 INFO L87 Difference]: Start difference. First operand 1632 states and 2278 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:40,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:40,623 INFO L93 Difference]: Finished difference Result 3575 states and 5199 transitions. [2023-11-29 01:27:40,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:27:40,623 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 144 [2023-11-29 01:27:40,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:40,626 INFO L225 Difference]: With dead ends: 3575 [2023-11-29 01:27:40,626 INFO L226 Difference]: Without dead ends: 2273 [2023-11-29 01:27:40,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2023-11-29 01:27:40,629 INFO L413 NwaCegarLoop]: 685 mSDtfsCounter, 6279 mSDsluCounter, 3356 mSDsCounter, 0 mSdLazyCounter, 7763 mSolverCounterSat, 881 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6309 SdHoareTripleChecker+Valid, 4041 SdHoareTripleChecker+Invalid, 8644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 881 IncrementalHoareTripleChecker+Valid, 7763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:40,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6309 Valid, 4041 Invalid, 8644 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [881 Valid, 7763 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2023-11-29 01:27:40,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2273 states. [2023-11-29 01:27:40,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2273 to 1632. [2023-11-29 01:27:40,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1632 states, 1406 states have (on average 1.4850640113798008) internal successors, (2088), 1508 states have internal predecessors, (2088), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:27:40,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 2277 transitions. [2023-11-29 01:27:40,715 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 2277 transitions. Word has length 144 [2023-11-29 01:27:40,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:40,716 INFO L495 AbstractCegarLoop]: Abstraction has 1632 states and 2277 transitions. [2023-11-29 01:27:40,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:40,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2277 transitions. [2023-11-29 01:27:40,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:27:40,717 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:40,717 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:40,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2023-11-29 01:27:40,717 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:27:40,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:40,717 INFO L85 PathProgramCache]: Analyzing trace with hash 487980517, now seen corresponding path program 1 times [2023-11-29 01:27:40,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:40,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548597220] [2023-11-29 01:27:40,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:40,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:41,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:27:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:41,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:27:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:41,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:27:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:41,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:27:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:27:41,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:41,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548597220] [2023-11-29 01:27:41,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548597220] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:41,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:41,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:27:41,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591245831] [2023-11-29 01:27:41,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:41,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:27:41,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:41,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:27:41,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:27:41,366 INFO L87 Difference]: Start difference. First operand 1632 states and 2277 transitions. Second operand has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:51,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:51,197 INFO L93 Difference]: Finished difference Result 3663 states and 5309 transitions. [2023-11-29 01:27:51,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:27:51,198 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 144 [2023-11-29 01:27:51,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:51,202 INFO L225 Difference]: With dead ends: 3663 [2023-11-29 01:27:51,202 INFO L226 Difference]: Without dead ends: 2253 [2023-11-29 01:27:51,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:27:51,205 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 3296 mSDsluCounter, 3286 mSDsCounter, 0 mSdLazyCounter, 6150 mSolverCounterSat, 491 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3369 SdHoareTripleChecker+Valid, 4007 SdHoareTripleChecker+Invalid, 6641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 491 IncrementalHoareTripleChecker+Valid, 6150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:51,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3369 Valid, 4007 Invalid, 6641 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [491 Valid, 6150 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-29 01:27:51,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2023-11-29 01:27:51,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 1633. [2023-11-29 01:27:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1633 states, 1407 states have (on average 1.484719260838664) internal successors, (2089), 1509 states have internal predecessors, (2089), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:27:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1633 states and 2278 transitions. [2023-11-29 01:27:51,309 INFO L78 Accepts]: Start accepts. Automaton has 1633 states and 2278 transitions. Word has length 144 [2023-11-29 01:27:51,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:51,309 INFO L495 AbstractCegarLoop]: Abstraction has 1633 states and 2278 transitions. [2023-11-29 01:27:51,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:27:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2278 transitions. [2023-11-29 01:27:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:27:51,310 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:51,310 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:51,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2023-11-29 01:27:51,311 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:27:51,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:51,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1942888762, now seen corresponding path program 1 times [2023-11-29 01:27:51,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:27:51,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715894282] [2023-11-29 01:27:51,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:51,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:27:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:51,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:27:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:51,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:27:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:51,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:27:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:51,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:27:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:27:52,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:27:52,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715894282] [2023-11-29 01:27:52,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715894282] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:27:52,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833377011] [2023-11-29 01:27:52,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:52,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:27:52,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:27:52,006 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:27:52,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 01:27:53,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:53,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 01:27:53,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:53,905 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:27:53,905 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:27:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:27:54,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833377011] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:27:54,059 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:27:54,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2023-11-29 01:27:54,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251621282] [2023-11-29 01:27:54,060 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:27:54,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 01:27:54,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:27:54,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 01:27:54,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:27:54,061 INFO L87 Difference]: Start difference. First operand 1633 states and 2278 transitions. Second operand has 13 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 2 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:28:07,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:07,599 INFO L93 Difference]: Finished difference Result 3672 states and 5327 transitions. [2023-11-29 01:28:07,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:28:07,600 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 2 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 145 [2023-11-29 01:28:07,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:07,604 INFO L225 Difference]: With dead ends: 3672 [2023-11-29 01:28:07,604 INFO L226 Difference]: Without dead ends: 2261 [2023-11-29 01:28:07,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=153, Invalid=447, Unknown=0, NotChecked=0, Total=600 [2023-11-29 01:28:07,607 INFO L413 NwaCegarLoop]: 720 mSDtfsCounter, 3285 mSDsluCounter, 4677 mSDsCounter, 0 mSdLazyCounter, 8864 mSolverCounterSat, 486 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3358 SdHoareTripleChecker+Valid, 5397 SdHoareTripleChecker+Invalid, 9350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 486 IncrementalHoareTripleChecker+Valid, 8864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:07,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3358 Valid, 5397 Invalid, 9350 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [486 Valid, 8864 Invalid, 0 Unknown, 0 Unchecked, 12.8s Time] [2023-11-29 01:28:07,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2261 states. [2023-11-29 01:28:07,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2261 to 1636. [2023-11-29 01:28:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1410 states have (on average 1.4836879432624113) internal successors, (2092), 1512 states have internal predecessors, (2092), 98 states have call successors, (98), 36 states have call predecessors, (98), 35 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-29 01:28:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2281 transitions. [2023-11-29 01:28:07,703 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2281 transitions. Word has length 145 [2023-11-29 01:28:07,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:07,703 INFO L495 AbstractCegarLoop]: Abstraction has 1636 states and 2281 transitions. [2023-11-29 01:28:07,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 9.3) internal successors, (93), 10 states have internal predecessors, (93), 2 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:28:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2281 transitions. [2023-11-29 01:28:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-29 01:28:07,704 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:07,704 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:07,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 01:28:07,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:07,905 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:28:07,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:07,905 INFO L85 PathProgramCache]: Analyzing trace with hash 464431909, now seen corresponding path program 2 times [2023-11-29 01:28:07,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:07,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371916606] [2023-11-29 01:28:07,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:07,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:08,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:28:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:08,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:28:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:08,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 01:28:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:08,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 01:28:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:08,913 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:28:08,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:08,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371916606] [2023-11-29 01:28:08,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371916606] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:28:08,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [800864493] [2023-11-29 01:28:08,914 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:28:08,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:08,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:28:08,915 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:28:08,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 01:28:10,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:28:10,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:28:10,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:28:10,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:28:10,046 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 20 treesize of output 9 [2023-11-29 01:28:10,180 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:28:10,180 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:28:10,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [800864493] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:10,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:28:10,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2023-11-29 01:28:10,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074427957] [2023-11-29 01:28:10,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:10,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:28:10,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:10,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:28:10,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:28:10,182 INFO L87 Difference]: Start difference. First operand 1636 states and 2281 transitions. Second operand has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:28:12,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:12,367 INFO L93 Difference]: Finished difference Result 3006 states and 4273 transitions. [2023-11-29 01:28:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:28:12,368 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 148 [2023-11-29 01:28:12,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:12,371 INFO L225 Difference]: With dead ends: 3006 [2023-11-29 01:28:12,371 INFO L226 Difference]: Without dead ends: 1647 [2023-11-29 01:28:12,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:28:12,374 INFO L413 NwaCegarLoop]: 1899 mSDtfsCounter, 19 mSDsluCounter, 9459 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 11358 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:12,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 11358 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 01:28:12,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2023-11-29 01:28:12,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1643. [2023-11-29 01:28:12,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1643 states, 1416 states have (on average 1.4837570621468927) internal successors, (2101), 1519 states have internal predecessors, (2101), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:28:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 2291 transitions. [2023-11-29 01:28:12,483 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 2291 transitions. Word has length 148 [2023-11-29 01:28:12,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:12,483 INFO L495 AbstractCegarLoop]: Abstraction has 1643 states and 2291 transitions. [2023-11-29 01:28:12,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.0) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:28:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2291 transitions. [2023-11-29 01:28:12,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-29 01:28:12,484 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:12,484 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:12,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 01:28:12,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:12,685 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:28:12,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:12,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1526453493, now seen corresponding path program 1 times [2023-11-29 01:28:12,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:12,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912029118] [2023-11-29 01:28:12,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:12,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:13,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:28:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:13,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:28:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:13,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 01:28:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:13,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:28:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:13,394 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:28:13,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:13,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912029118] [2023-11-29 01:28:13,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912029118] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:13,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:28:13,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:28:13,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82603423] [2023-11-29 01:28:13,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:13,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:28:13,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:13,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:28:13,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:28:13,396 INFO L87 Difference]: Start difference. First operand 1643 states and 2291 transitions. Second operand has 9 states, 8 states have (on average 9.875) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:28:25,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:25,273 INFO L93 Difference]: Finished difference Result 3633 states and 5266 transitions. [2023-11-29 01:28:25,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:28:25,274 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 9.875) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 149 [2023-11-29 01:28:25,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:25,277 INFO L225 Difference]: With dead ends: 3633 [2023-11-29 01:28:25,277 INFO L226 Difference]: Without dead ends: 2274 [2023-11-29 01:28:25,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2023-11-29 01:28:25,279 INFO L413 NwaCegarLoop]: 719 mSDtfsCounter, 3268 mSDsluCounter, 4640 mSDsCounter, 0 mSdLazyCounter, 9057 mSolverCounterSat, 478 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3341 SdHoareTripleChecker+Valid, 5359 SdHoareTripleChecker+Invalid, 9535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 478 IncrementalHoareTripleChecker+Valid, 9057 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:25,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3341 Valid, 5359 Invalid, 9535 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [478 Valid, 9057 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2023-11-29 01:28:25,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2274 states. [2023-11-29 01:28:25,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2274 to 1643. [2023-11-29 01:28:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1643 states, 1416 states have (on average 1.4837570621468927) internal successors, (2101), 1519 states have internal predecessors, (2101), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:28:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 2291 transitions. [2023-11-29 01:28:25,370 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 2291 transitions. Word has length 149 [2023-11-29 01:28:25,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:25,370 INFO L495 AbstractCegarLoop]: Abstraction has 1643 states and 2291 transitions. [2023-11-29 01:28:25,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 9.875) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:28:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2291 transitions. [2023-11-29 01:28:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-29 01:28:25,371 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:25,371 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:25,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2023-11-29 01:28:25,372 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:28:25,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:25,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1119331133, now seen corresponding path program 1 times [2023-11-29 01:28:25,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:25,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61123036] [2023-11-29 01:28:25,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:25,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:25,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:28:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:25,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:28:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:25,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 01:28:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:25,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:28:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:25,775 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:28:25,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:25,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61123036] [2023-11-29 01:28:25,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61123036] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:25,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:28:25,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:28:25,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795251198] [2023-11-29 01:28:25,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:25,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:28:25,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:25,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:28:25,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:28:25,777 INFO L87 Difference]: Start difference. First operand 1643 states and 2291 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:28:30,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:36,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:36,327 INFO L93 Difference]: Finished difference Result 3647 states and 5287 transitions. [2023-11-29 01:28:36,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:28:36,328 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 152 [2023-11-29 01:28:36,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:36,332 INFO L225 Difference]: With dead ends: 3647 [2023-11-29 01:28:36,332 INFO L226 Difference]: Without dead ends: 2266 [2023-11-29 01:28:36,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:28:36,334 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 3246 mSDsluCounter, 3287 mSDsCounter, 0 mSdLazyCounter, 6250 mSolverCounterSat, 483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3318 SdHoareTripleChecker+Valid, 4008 SdHoareTripleChecker+Invalid, 6733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 483 IncrementalHoareTripleChecker+Valid, 6250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:36,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3318 Valid, 4008 Invalid, 6733 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [483 Valid, 6250 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2023-11-29 01:28:36,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2266 states. [2023-11-29 01:28:36,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2266 to 1645. [2023-11-29 01:28:36,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1645 states, 1418 states have (on average 1.4830747531734838) internal successors, (2103), 1521 states have internal predecessors, (2103), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:28:36,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1645 states and 2293 transitions. [2023-11-29 01:28:36,428 INFO L78 Accepts]: Start accepts. Automaton has 1645 states and 2293 transitions. Word has length 152 [2023-11-29 01:28:36,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:36,428 INFO L495 AbstractCegarLoop]: Abstraction has 1645 states and 2293 transitions. [2023-11-29 01:28:36,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 01:28:36,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2293 transitions. [2023-11-29 01:28:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-29 01:28:36,429 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:36,429 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:36,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2023-11-29 01:28:36,430 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:28:36,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:36,430 INFO L85 PathProgramCache]: Analyzing trace with hash 89971835, now seen corresponding path program 1 times [2023-11-29 01:28:36,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:36,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468031503] [2023-11-29 01:28:36,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:36,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:36,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:28:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:28:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:37,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 01:28:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:37,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:28:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:37,196 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:28:37,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:37,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468031503] [2023-11-29 01:28:37,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468031503] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:28:37,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246109027] [2023-11-29 01:28:37,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:37,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:37,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:28:37,197 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:28:37,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 01:28:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:38,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 2172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:28:38,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:28:38,596 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-29 01:28:38,596 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:28:38,674 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:28:38,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246109027] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:28:38,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:28:38,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 5] total 15 [2023-11-29 01:28:38,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783404723] [2023-11-29 01:28:38,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:38,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:28:38,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:38,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:28:38,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:28:38,676 INFO L87 Difference]: Start difference. First operand 1645 states and 2293 transitions. Second operand has 4 states, 3 states have (on average 27.333333333333332) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:28:39,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:39,424 INFO L93 Difference]: Finished difference Result 2954 states and 4208 transitions. [2023-11-29 01:28:39,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:28:39,424 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 27.333333333333332) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 152 [2023-11-29 01:28:39,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:39,427 INFO L225 Difference]: With dead ends: 2954 [2023-11-29 01:28:39,427 INFO L226 Difference]: Without dead ends: 1646 [2023-11-29 01:28:39,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:28:39,429 INFO L413 NwaCegarLoop]: 1907 mSDtfsCounter, 0 mSDsluCounter, 1906 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3813 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:39,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3813 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 01:28:39,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1646 states. [2023-11-29 01:28:39,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1646 to 1646. [2023-11-29 01:28:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1646 states, 1419 states have (on average 1.4827343199436223) internal successors, (2104), 1522 states have internal predecessors, (2104), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:28:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1646 states and 2294 transitions. [2023-11-29 01:28:39,534 INFO L78 Accepts]: Start accepts. Automaton has 1646 states and 2294 transitions. Word has length 152 [2023-11-29 01:28:39,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:39,534 INFO L495 AbstractCegarLoop]: Abstraction has 1646 states and 2294 transitions. [2023-11-29 01:28:39,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 27.333333333333332) internal successors, (82), 4 states have internal predecessors, (82), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-29 01:28:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2294 transitions. [2023-11-29 01:28:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-29 01:28:39,535 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:39,535 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:39,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 01:28:39,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2023-11-29 01:28:39,736 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:28:39,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:39,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1811021676, now seen corresponding path program 1 times [2023-11-29 01:28:39,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:28:39,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192508429] [2023-11-29 01:28:39,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:39,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:28:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:40,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:28:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:40,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:28:40,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:40,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 01:28:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:40,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:28:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:40,547 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-29 01:28:40,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:28:40,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192508429] [2023-11-29 01:28:40,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192508429] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:28:40,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [237445898] [2023-11-29 01:28:40,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:40,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:28:40,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:28:40,548 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:28:40,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 01:28:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:41,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 2187 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:28:41,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:28:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2023-11-29 01:28:42,048 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:28:42,154 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:28:42,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [237445898] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:28:42,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:28:42,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 5] total 18 [2023-11-29 01:28:42,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724830985] [2023-11-29 01:28:42,155 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:28:42,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-29 01:28:42,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:28:42,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-29 01:28:42,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:28:42,156 INFO L87 Difference]: Start difference. First operand 1646 states and 2294 transitions. Second operand has 18 states, 15 states have (on average 8.4) internal successors, (126), 15 states have internal predecessors, (126), 2 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:28:51,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:29:01,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:29:01,013 INFO L93 Difference]: Finished difference Result 3699 states and 5364 transitions. [2023-11-29 01:29:01,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-29 01:29:01,013 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 15 states have (on average 8.4) internal successors, (126), 15 states have internal predecessors, (126), 2 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 153 [2023-11-29 01:29:01,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:29:01,018 INFO L225 Difference]: With dead ends: 3699 [2023-11-29 01:29:01,018 INFO L226 Difference]: Without dead ends: 2277 [2023-11-29 01:29:01,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=222, Invalid=1184, Unknown=0, NotChecked=0, Total=1406 [2023-11-29 01:29:01,020 INFO L413 NwaCegarLoop]: 720 mSDtfsCounter, 3318 mSDsluCounter, 6768 mSDsCounter, 0 mSdLazyCounter, 13032 mSolverCounterSat, 493 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3394 SdHoareTripleChecker+Valid, 7488 SdHoareTripleChecker+Invalid, 13525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 493 IncrementalHoareTripleChecker+Valid, 13032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:29:01,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3394 Valid, 7488 Invalid, 13525 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [493 Valid, 13032 Invalid, 0 Unknown, 0 Unchecked, 17.5s Time] [2023-11-29 01:29:01,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2277 states. [2023-11-29 01:29:01,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2277 to 1650. [2023-11-29 01:29:01,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1650 states, 1423 states have (on average 1.4813773717498244) internal successors, (2108), 1526 states have internal predecessors, (2108), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:29:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1650 states and 2298 transitions. [2023-11-29 01:29:01,117 INFO L78 Accepts]: Start accepts. Automaton has 1650 states and 2298 transitions. Word has length 153 [2023-11-29 01:29:01,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:29:01,117 INFO L495 AbstractCegarLoop]: Abstraction has 1650 states and 2298 transitions. [2023-11-29 01:29:01,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 15 states have (on average 8.4) internal successors, (126), 15 states have internal predecessors, (126), 2 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:29:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 2298 transitions. [2023-11-29 01:29:01,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-29 01:29:01,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:29:01,118 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:29:01,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 01:29:01,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2023-11-29 01:29:01,319 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:29:01,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:29:01,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1323082608, now seen corresponding path program 2 times [2023-11-29 01:29:01,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:29:01,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421568097] [2023-11-29 01:29:01,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:01,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:29:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:01,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:29:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:01,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:29:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:02,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-29 01:29:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:02,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 01:29:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:02,208 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:29:02,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:29:02,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421568097] [2023-11-29 01:29:02,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421568097] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:29:02,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426793506] [2023-11-29 01:29:02,208 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:29:02,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:29:02,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:29:02,209 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:29:02,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 01:29:04,859 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 01:29:04,859 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:29:04,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 2247 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:29:04,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:29:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-29 01:29:04,986 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:29:05,204 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-29 01:29:05,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1426793506] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:29:05,204 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:29:05,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 24 [2023-11-29 01:29:05,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388796582] [2023-11-29 01:29:05,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:29:05,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-11-29 01:29:05,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:29:05,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-11-29 01:29:05,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=467, Unknown=0, NotChecked=0, Total=552 [2023-11-29 01:29:05,207 INFO L87 Difference]: Start difference. First operand 1650 states and 2298 transitions. Second operand has 24 states, 21 states have (on average 6.190476190476191) internal successors, (130), 21 states have internal predecessors, (130), 2 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:29:29,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:29:29,545 INFO L93 Difference]: Finished difference Result 3711 states and 5382 transitions. [2023-11-29 01:29:29,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-11-29 01:29:29,546 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 21 states have (on average 6.190476190476191) internal successors, (130), 21 states have internal predecessors, (130), 2 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 157 [2023-11-29 01:29:29,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:29:29,549 INFO L225 Difference]: With dead ends: 3711 [2023-11-29 01:29:29,549 INFO L226 Difference]: Without dead ends: 2286 [2023-11-29 01:29:29,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=375, Invalid=2175, Unknown=0, NotChecked=0, Total=2550 [2023-11-29 01:29:29,552 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 3282 mSDsluCounter, 7462 mSDsCounter, 0 mSdLazyCounter, 14907 mSolverCounterSat, 465 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3359 SdHoareTripleChecker+Valid, 8183 SdHoareTripleChecker+Invalid, 15372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 465 IncrementalHoareTripleChecker+Valid, 14907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:29:29,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3359 Valid, 8183 Invalid, 15372 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [465 Valid, 14907 Invalid, 0 Unknown, 0 Unchecked, 22.3s Time] [2023-11-29 01:29:29,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2023-11-29 01:29:29,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 1657. [2023-11-29 01:29:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1657 states, 1430 states have (on average 1.479020979020979) internal successors, (2115), 1533 states have internal predecessors, (2115), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:29:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1657 states and 2305 transitions. [2023-11-29 01:29:29,655 INFO L78 Accepts]: Start accepts. Automaton has 1657 states and 2305 transitions. Word has length 157 [2023-11-29 01:29:29,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:29:29,655 INFO L495 AbstractCegarLoop]: Abstraction has 1657 states and 2305 transitions. [2023-11-29 01:29:29,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 21 states have (on average 6.190476190476191) internal successors, (130), 21 states have internal predecessors, (130), 2 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:29:29,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2305 transitions. [2023-11-29 01:29:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 01:29:29,657 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:29:29,657 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:29:29,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 01:29:29,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2023-11-29 01:29:29,857 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:29:29,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:29:29,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1563125179, now seen corresponding path program 3 times [2023-11-29 01:29:29,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:29:29,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034143900] [2023-11-29 01:29:29,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:29,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:29:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:30,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:29:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:30,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:29:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:30,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 01:29:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:30,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-29 01:29:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-11-29 01:29:30,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:29:30,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034143900] [2023-11-29 01:29:30,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034143900] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:29:30,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252254948] [2023-11-29 01:29:30,797 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 01:29:30,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:29:30,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:29:30,798 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:29:30,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 01:29:59,394 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-11-29 01:29:59,395 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:29:59,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 2007 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 01:29:59,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:29:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-11-29 01:29:59,742 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:00,116 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-11-29 01:30:00,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [252254948] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:00,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:30:00,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 30 [2023-11-29 01:30:00,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982251011] [2023-11-29 01:30:00,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:00,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-11-29 01:30:00,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:00,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-11-29 01:30:00,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2023-11-29 01:30:00,119 INFO L87 Difference]: Start difference. First operand 1657 states and 2305 transitions. Second operand has 30 states, 27 states have (on average 5.222222222222222) internal successors, (141), 27 states have internal predecessors, (141), 3 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-29 01:30:27,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:27,367 INFO L93 Difference]: Finished difference Result 3734 states and 5418 transitions. [2023-11-29 01:30:27,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-29 01:30:27,368 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 27 states have (on average 5.222222222222222) internal successors, (141), 27 states have internal predecessors, (141), 3 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 164 [2023-11-29 01:30:27,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:27,372 INFO L225 Difference]: With dead ends: 3734 [2023-11-29 01:30:27,372 INFO L226 Difference]: Without dead ends: 2304 [2023-11-29 01:30:27,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=752, Invalid=2554, Unknown=0, NotChecked=0, Total=3306 [2023-11-29 01:30:27,375 INFO L413 NwaCegarLoop]: 686 mSDtfsCounter, 5795 mSDsluCounter, 7552 mSDsCounter, 0 mSdLazyCounter, 16570 mSolverCounterSat, 896 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5833 SdHoareTripleChecker+Valid, 8238 SdHoareTripleChecker+Invalid, 17466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 896 IncrementalHoareTripleChecker+Valid, 16570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:27,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5833 Valid, 8238 Invalid, 17466 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [896 Valid, 16570 Invalid, 0 Unknown, 0 Unchecked, 24.4s Time] [2023-11-29 01:30:27,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2023-11-29 01:30:27,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 1665. [2023-11-29 01:30:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1665 states, 1438 states have (on average 1.476356050069541) internal successors, (2123), 1541 states have internal predecessors, (2123), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:30:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1665 states and 2313 transitions. [2023-11-29 01:30:27,519 INFO L78 Accepts]: Start accepts. Automaton has 1665 states and 2313 transitions. Word has length 164 [2023-11-29 01:30:27,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:27,519 INFO L495 AbstractCegarLoop]: Abstraction has 1665 states and 2313 transitions. [2023-11-29 01:30:27,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 27 states have (on average 5.222222222222222) internal successors, (141), 27 states have internal predecessors, (141), 3 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-29 01:30:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2313 transitions. [2023-11-29 01:30:27,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-29 01:30:27,521 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:27,521 INFO L195 NwaCegarLoop]: trace histogram [14, 10, 10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:30:27,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-11-29 01:30:27,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2023-11-29 01:30:27,721 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:30:27,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:27,722 INFO L85 PathProgramCache]: Analyzing trace with hash 178118715, now seen corresponding path program 4 times [2023-11-29 01:30:27,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:27,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222422777] [2023-11-29 01:30:27,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:27,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:28,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:28,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:30:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:29,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:30:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:29,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-29 01:30:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-11-29 01:30:29,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:29,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222422777] [2023-11-29 01:30:29,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222422777] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:29,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422023679] [2023-11-29 01:30:29,293 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-29 01:30:29,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:29,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:29,294 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:29,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 01:30:33,031 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-29 01:30:33,031 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:30:33,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 2472 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-29 01:30:33,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:33,501 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-11-29 01:30:33,501 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:34,454 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-11-29 01:30:34,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422023679] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:34,454 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:30:34,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 18] total 52 [2023-11-29 01:30:34,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107905487] [2023-11-29 01:30:34,455 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:34,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-11-29 01:30:34,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:34,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-11-29 01:30:34,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=477, Invalid=2175, Unknown=0, NotChecked=0, Total=2652 [2023-11-29 01:30:34,458 INFO L87 Difference]: Start difference. First operand 1665 states and 2313 transitions. Second operand has 52 states, 49 states have (on average 2.8979591836734695) internal successors, (142), 49 states have internal predecessors, (142), 2 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:31:15,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:15,963 INFO L93 Difference]: Finished difference Result 3750 states and 5450 transitions. [2023-11-29 01:31:15,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-29 01:31:15,964 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 49 states have (on average 2.8979591836734695) internal successors, (142), 49 states have internal predecessors, (142), 2 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 172 [2023-11-29 01:31:15,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:15,968 INFO L225 Difference]: With dead ends: 3750 [2023-11-29 01:31:15,968 INFO L226 Difference]: Without dead ends: 2320 [2023-11-29 01:31:15,971 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1335, Invalid=6675, Unknown=0, NotChecked=0, Total=8010 [2023-11-29 01:31:15,972 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 3352 mSDsluCounter, 13726 mSDsCounter, 0 mSdLazyCounter, 27676 mSolverCounterSat, 535 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3435 SdHoareTripleChecker+Valid, 14447 SdHoareTripleChecker+Invalid, 28211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 535 IncrementalHoareTripleChecker+Valid, 27676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:15,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3435 Valid, 14447 Invalid, 28211 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [535 Valid, 27676 Invalid, 0 Unknown, 0 Unchecked, 38.0s Time] [2023-11-29 01:31:15,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2320 states. [2023-11-29 01:31:16,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2320 to 1669. [2023-11-29 01:31:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1669 states, 1442 states have (on average 1.4750346740638003) internal successors, (2127), 1545 states have internal predecessors, (2127), 98 states have call successors, (98), 36 states have call predecessors, (98), 36 states have return successors, (92), 90 states have call predecessors, (92), 91 states have call successors, (92) [2023-11-29 01:31:16,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 2317 transitions. [2023-11-29 01:31:16,108 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 2317 transitions. Word has length 172 [2023-11-29 01:31:16,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:16,108 INFO L495 AbstractCegarLoop]: Abstraction has 1669 states and 2317 transitions. [2023-11-29 01:31:16,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 49 states have (on average 2.8979591836734695) internal successors, (142), 49 states have internal predecessors, (142), 2 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-29 01:31:16,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2317 transitions. [2023-11-29 01:31:16,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-29 01:31:16,109 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:16,110 INFO L195 NwaCegarLoop]: trace histogram [18, 10, 10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:31:16,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-29 01:31:16,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2023-11-29 01:31:16,310 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 124 more)] === [2023-11-29 01:31:16,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:16,311 INFO L85 PathProgramCache]: Analyzing trace with hash 110767483, now seen corresponding path program 5 times [2023-11-29 01:31:16,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:16,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418383274] [2023-11-29 01:31:16,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:16,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:17,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:17,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:31:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:17,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-29 01:31:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 01:31:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2023-11-29 01:31:17,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:17,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418383274] [2023-11-29 01:31:17,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418383274] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:31:17,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845875098] [2023-11-29 01:31:17,747 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-29 01:31:17,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:17,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:31:17,748 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:31:17,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a0081fd-3c75-434c-a88b-1afd87e0f8d6/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process