./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/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_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/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_2355bc26-8c6f-4449-8862-d6d72eed6a1f/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 97427099fd8bef469ca09935f2571171b3c2da310fd359d755dfdaf75f2e6e9e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:29:38,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:29:38,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-29 01:29:38,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:29:38,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:29:38,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:29:38,748 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:29:38,748 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:29:38,749 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:29:38,750 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:29:38,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:29:38,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:29:38,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:29:38,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:29:38,752 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:29:38,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:29:38,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:29:38,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:29:38,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:29:38,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:29:38,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:29:38,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:29:38,762 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 01:29:38,762 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:29:38,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:29:38,763 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:29:38,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:29:38,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:29:38,764 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:29:38,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:29:38,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:29:38,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:29:38,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:29:38,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:29:38,766 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:29:38,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:29:38,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:29:38,766 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:29:38,766 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:29:38,767 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:29:38,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:29:38,767 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_2355bc26-8c6f-4449-8862-d6d72eed6a1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97427099fd8bef469ca09935f2571171b3c2da310fd359d755dfdaf75f2e6e9e [2023-11-29 01:29:39,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:29:39,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:29:39,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:29:39,031 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:29:39,031 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:29:39,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2023-11-29 01:29:41,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:29:42,263 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:29:42,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2023-11-29 01:29:42,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/data/f3848f8b7/a056d1d98278464e823cba8d54275ee3/FLAGdd59b7bfd [2023-11-29 01:29:42,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/data/f3848f8b7/a056d1d98278464e823cba8d54275ee3 [2023-11-29 01:29:42,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:29:42,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:29:42,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:29:42,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:29:42,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:29:42,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:29:42" (1/1) ... [2023-11-29 01:29:42,331 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54731015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:42, skipping insertion in model container [2023-11-29 01:29:42,331 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:29:42" (1/1) ... [2023-11-29 01:29:42,458 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:29:44,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:29:44,544 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:29:44,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:29:45,007 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function x2x_utoa is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,008 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,009 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,009 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,009 WARN L675 CHandler]: The function ctime is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,009 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:29:45,016 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:29:45,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45 WrapperNode [2023-11-29 01:29:45,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:29:45,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:29:45,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:29:45,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:29:45,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,274 INFO L138 Inliner]: procedures = 743, calls = 1282, calls flagged for inlining = 68, calls inlined = 66, statements flattened = 4703 [2023-11-29 01:29:45,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:29:45,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:29:45,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:29:45,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:29:45,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,317 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,622 INFO L175 MemorySlicer]: Split 911 memory accesses to 57 slices as follows [11, 370, 6, 12, 9, 12, 15, 5, 2, 1, 2, 3, 3, 3, 1, 1, 20, 44, 5, 5, 5, 6, 6, 6, 6, 5, 13, 3, 14, 5, 5, 15, 17, 10, 21, 6, 13, 21, 17, 1, 61, 9, 27, 17, 5, 3, 10, 6, 1, 29, 1, 4, 1, 3, 2, 3, 4]. 41 percent of accesses are in the largest equivalence class. The 287 initializations are split as follows [0, 70, 0, 0, 4, 9, 4, 0, 2, 0, 1, 3, 2, 2, 0, 0, 0, 0, 5, 5, 5, 5, 5, 5, 5, 5, 13, 0, 14, 5, 5, 7, 0, 7, 0, 0, 0, 1, 4, 0, 32, 7, 25, 16, 0, 0, 9, 4, 1, 0, 0, 0, 0, 0, 0, 0, 0]. The 232 writes are split as follows [6, 112, 3, 12, 4, 0, 2, 2, 0, 1, 0, 0, 0, 0, 0, 0, 4, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 7, 5, 3, 3, 1, 9, 9, 4, 1, 0, 0, 0, 0, 5, 0, 0, 1, 0, 13, 1, 3, 1, 0, 1, 2, 2]. [2023-11-29 01:29:45,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,623 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:29:45,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:29:45,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:29:45,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:29:45,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (1/1) ... [2023-11-29 01:29:45,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:29:45,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:29:45,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:29:45,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:29:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-29 01:29:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-29 01:29:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2023-11-29 01:29:45,951 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached [2023-11-29 01:29:45,951 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2023-11-29 01:29:45,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2023-11-29 01:29:45,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#22 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#23 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#24 [2023-11-29 01:29:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#25 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#26 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#27 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#28 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#29 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#30 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#31 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#32 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#33 [2023-11-29 01:29:45,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#34 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#35 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#36 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#37 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#38 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#39 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#40 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#41 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#42 [2023-11-29 01:29:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#43 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#44 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#45 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#46 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#47 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#48 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#49 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#50 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#51 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#52 [2023-11-29 01:29:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#53 [2023-11-29 01:29:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#54 [2023-11-29 01:29:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#55 [2023-11-29 01:29:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#56 [2023-11-29 01:29:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2023-11-29 01:29:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2023-11-29 01:29:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2023-11-29 01:29:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2023-11-29 01:29:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2023-11-29 01:29:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2023-11-29 01:29:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2023-11-29 01:29:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#22 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#23 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#24 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#25 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#26 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#27 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#28 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#29 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#30 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#31 [2023-11-29 01:29:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#32 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#33 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#34 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#35 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#36 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#37 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#38 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#39 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#40 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#41 [2023-11-29 01:29:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#42 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#43 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#44 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#45 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#46 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#47 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#48 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#49 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#50 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#51 [2023-11-29 01:29:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#52 [2023-11-29 01:29:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#53 [2023-11-29 01:29:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#54 [2023-11-29 01:29:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#55 [2023-11-29 01:29:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#56 [2023-11-29 01:29:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-29 01:29:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-29 01:29:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure utoa [2023-11-29 01:29:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure utoa [2023-11-29 01:29:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-29 01:29:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure print_name [2023-11-29 01:29:45,965 INFO L138 BoogieDeclarations]: Found implementation of procedure print_name [2023-11-29 01:29:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-29 01:29:45,965 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-29 01:29:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-29 01:29:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-29 01:29:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:29:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-29 01:29:45,966 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-29 01:29:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure count_dirs [2023-11-29 01:29:45,966 INFO L138 BoogieDeclarations]: Found implementation of procedure count_dirs [2023-11-29 01:29:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure my_stat [2023-11-29 01:29:45,966 INFO L138 BoogieDeclarations]: Found implementation of procedure my_stat [2023-11-29 01:29:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-29 01:29:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-29 01:29:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-29 01:29:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-29 01:29:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-29 01:29:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2023-11-29 01:29:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#39 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#40 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#41 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#42 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#43 [2023-11-29 01:29:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#44 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#45 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#46 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#47 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#48 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#49 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#50 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#51 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#52 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#53 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#54 [2023-11-29 01:29:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#55 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#56 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-29 01:29:45,972 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-29 01:29:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-29 01:29:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2023-11-29 01:29:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2023-11-29 01:29:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#39 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#40 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#41 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#42 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#43 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#44 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#45 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#46 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#47 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#48 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#49 [2023-11-29 01:29:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#50 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#51 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#52 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#53 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#54 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#55 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#56 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 01:29:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 01:29:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-29 01:29:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-29 01:29:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-29 01:29:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-29 01:29:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 01:29:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-29 01:29:45,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-29 01:29:45,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#39 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#40 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#41 [2023-11-29 01:29:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#42 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#43 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#44 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#45 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#46 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#47 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#48 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#49 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#50 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#51 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#52 [2023-11-29 01:29:45,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#53 [2023-11-29 01:29:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#54 [2023-11-29 01:29:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#55 [2023-11-29 01:29:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#56 [2023-11-29 01:29:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure dnsort [2023-11-29 01:29:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dnsort [2023-11-29 01:29:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure printable_string [2023-11-29 01:29:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure printable_string [2023-11-29 01:29:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:29:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:29:45,988 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-29 01:29:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2023-11-29 01:29:45,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2023-11-29 01:29:45,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#25 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#26 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#27 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#28 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#29 [2023-11-29 01:29:45,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#30 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#31 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#32 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#33 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#34 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#35 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#36 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#37 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#38 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#39 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#40 [2023-11-29 01:29:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#41 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#42 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#43 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#44 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#45 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#46 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#47 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#48 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#49 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#50 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#51 [2023-11-29 01:29:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#52 [2023-11-29 01:29:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#53 [2023-11-29 01:29:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#54 [2023-11-29 01:29:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#55 [2023-11-29 01:29:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#56 [2023-11-29 01:29:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2023-11-29 01:29:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2023-11-29 01:29:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2023-11-29 01:29:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2023-11-29 01:29:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2023-11-29 01:29:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2023-11-29 01:29:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2023-11-29 01:29:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#25 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#26 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#27 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#28 [2023-11-29 01:29:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#29 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#30 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#31 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#32 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#33 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#34 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#35 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#36 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#37 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#38 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#39 [2023-11-29 01:29:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#40 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#41 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#42 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#43 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#44 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#45 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#46 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#47 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#48 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#49 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#50 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#51 [2023-11-29 01:29:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#52 [2023-11-29 01:29:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#53 [2023-11-29 01:29:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#54 [2023-11-29 01:29:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#55 [2023-11-29 01:29:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#56 [2023-11-29 01:29:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-29 01:29:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-29 01:29:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-29 01:29:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-29 01:29:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-29 01:29:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-29 01:29:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-29 01:29:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-29 01:29:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2023-11-29 01:29:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2023-11-29 01:29:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#39 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#40 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#41 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#42 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#43 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#44 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#45 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#46 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#47 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#48 [2023-11-29 01:29:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#49 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#50 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#51 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#52 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#53 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#54 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#55 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#56 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-29 01:29:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-29 01:29:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2023-11-29 01:29:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2023-11-29 01:29:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#39 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#40 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#41 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#42 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#43 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#44 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#45 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#46 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#47 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#48 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#49 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#50 [2023-11-29 01:29:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#51 [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#52 [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#53 [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#54 [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#55 [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#56 [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-29 01:29:46,009 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached_groupname [2023-11-29 01:29:46,009 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached_groupname [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_display_files [2023-11-29 01:29:46,009 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_display_files [2023-11-29 01:29:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-29 01:29:46,010 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-29 01:29:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-29 01:29:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2023-11-29 01:29:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#39 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#40 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#41 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#42 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#43 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#44 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#45 [2023-11-29 01:29:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#46 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#47 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#48 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#49 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#50 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#51 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#52 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#53 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#54 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#55 [2023-11-29 01:29:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#56 [2023-11-29 01:29:46,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 01:29:46,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-29 01:29:46,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2023-11-29 01:29:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#39 [2023-11-29 01:29:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#40 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#41 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#42 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#43 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#44 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#45 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#46 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#47 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#48 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#49 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#50 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#51 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#52 [2023-11-29 01:29:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#53 [2023-11-29 01:29:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#54 [2023-11-29 01:29:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#55 [2023-11-29 01:29:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#56 [2023-11-29 01:29:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure fgcolor [2023-11-29 01:29:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure fgcolor [2023-11-29 01:29:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:29:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:29:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:29:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure splitdnarray [2023-11-29 01:29:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure splitdnarray [2023-11-29 01:29:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 01:29:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-29 01:29:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-29 01:29:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#39 [2023-11-29 01:29:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#40 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#41 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#42 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#43 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#44 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#45 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#46 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#47 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#48 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#49 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#50 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#51 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#52 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#53 [2023-11-29 01:29:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#54 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#55 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#56 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure bold [2023-11-29 01:29:46,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bold [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 01:29:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-29 01:29:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2023-11-29 01:29:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#34 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#35 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#36 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#37 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#38 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#39 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#40 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#41 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#42 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#43 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#44 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#45 [2023-11-29 01:29:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#46 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#47 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#48 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#49 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#50 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#51 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#52 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#53 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#54 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#55 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#56 [2023-11-29 01:29:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure append_char [2023-11-29 01:29:46,028 INFO L138 BoogieDeclarations]: Found implementation of procedure append_char [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure scan_and_display_dirs_recur [2023-11-29 01:29:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_and_display_dirs_recur [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure lstat [2023-11-29 01:29:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure lstat [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2023-11-29 01:29:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 01:29:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 01:29:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-29 01:29:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-29 01:29:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2023-11-29 01:29:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-29 01:29:46,033 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2023-11-29 01:29:46,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isatty [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure dnalloc [2023-11-29 01:29:46,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dnalloc [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-29 01:29:46,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 01:29:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 01:29:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-29 01:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-29 01:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2023-11-29 01:29:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2023-11-29 01:29:46,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2023-11-29 01:29:46,039 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-29 01:29:47,129 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:29:47,135 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:29:52,594 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:29:52,792 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:29:52,792 INFO L309 CfgBuilder]: Removed 122 assume(true) statements. [2023-11-29 01:29:52,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:29:52 BoogieIcfgContainer [2023-11-29 01:29:52,794 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:29:52,796 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:29:52,796 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:29:52,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:29:52,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:29:42" (1/3) ... [2023-11-29 01:29:52,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447f9146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:29:52, skipping insertion in model container [2023-11-29 01:29:52,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:29:45" (2/3) ... [2023-11-29 01:29:52,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447f9146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:29:52, skipping insertion in model container [2023-11-29 01:29:52,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:29:52" (3/3) ... [2023-11-29 01:29:52,801 INFO L112 eAbstractionObserver]: Analyzing ICFG ls-incomplete-1.i [2023-11-29 01:29:52,816 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:29:52,816 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 135 error locations. [2023-11-29 01:29:52,887 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:29:52,894 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;@623db3a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:29:52,894 INFO L358 AbstractCegarLoop]: Starting to check reachability of 135 error locations. [2023-11-29 01:29:52,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 1446 states, 1176 states have (on average 1.7015306122448979) internal successors, (2001), 1319 states have internal predecessors, (2001), 101 states have call successors, (101), 34 states have call predecessors, (101), 34 states have return successors, (101), 100 states have call predecessors, (101), 101 states have call successors, (101) [2023-11-29 01:29:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-29 01:29:52,910 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:29:52,910 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-29 01:29:52,911 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:29:52,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:29:52,916 INFO L85 PathProgramCache]: Analyzing trace with hash 6385036, now seen corresponding path program 1 times [2023-11-29 01:29:52,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:29:52,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780765949] [2023-11-29 01:29:52,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:52,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:29:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:53,392 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 01:29:53,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:29:53,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780765949] [2023-11-29 01:29:53,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780765949] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:29:53,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:29:53,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 01:29:53,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722678978] [2023-11-29 01:29:53,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:29:53,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:29:53,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:29:53,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:29:53,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:29:53,424 INFO L87 Difference]: Start difference. First operand has 1446 states, 1176 states have (on average 1.7015306122448979) internal successors, (2001), 1319 states have internal predecessors, (2001), 101 states have call successors, (101), 34 states have call predecessors, (101), 34 states have return successors, (101), 100 states have call predecessors, (101), 101 states have call successors, (101) 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 01:29:54,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:29:54,301 INFO L93 Difference]: Finished difference Result 2834 states and 4410 transitions. [2023-11-29 01:29:54,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:29:54,304 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 01:29:54,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:29:54,326 INFO L225 Difference]: With dead ends: 2834 [2023-11-29 01:29:54,326 INFO L226 Difference]: Without dead ends: 1385 [2023-11-29 01:29:54,336 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 01:29:54,339 INFO L413 NwaCegarLoop]: 1950 mSDtfsCounter, 1 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3896 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 01:29:54,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3896 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 01:29:54,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1385 states. [2023-11-29 01:29:54,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1385 to 1385. [2023-11-29 01:29:54,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1385 states, 1138 states have (on average 1.60896309314587) internal successors, (1831), 1267 states have internal predecessors, (1831), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:29:54,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1385 states and 2012 transitions. [2023-11-29 01:29:54,456 INFO L78 Accepts]: Start accepts. Automaton has 1385 states and 2012 transitions. Word has length 3 [2023-11-29 01:29:54,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:29:54,457 INFO L495 AbstractCegarLoop]: Abstraction has 1385 states and 2012 transitions. [2023-11-29 01:29:54,457 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 01:29:54,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 2012 transitions. [2023-11-29 01:29:54,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-29 01:29:54,458 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:29:54,458 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2023-11-29 01:29:54,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:29:54,458 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:29:54,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:29:54,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1239338188, now seen corresponding path program 1 times [2023-11-29 01:29:54,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:29:54,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535799682] [2023-11-29 01:29:54,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:54,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:29:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:54,740 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 01:29:54,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:29:54,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535799682] [2023-11-29 01:29:54,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535799682] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:29:54,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568778723] [2023-11-29 01:29:54,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:54,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:29:54,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:29:54,744 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:29:54,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:29:55,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:55,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 1076 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:29:55,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:29:55,644 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 01:29:55,644 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:29:55,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568778723] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:29:55,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:29:55,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 3 [2023-11-29 01:29:55,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339427884] [2023-11-29 01:29:55,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:29:55,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:29:55,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:29:55,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:29:55,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:29:55,647 INFO L87 Difference]: Start difference. First operand 1385 states and 2012 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 01:29:56,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:29:56,733 INFO L93 Difference]: Finished difference Result 1385 states and 2012 transitions. [2023-11-29 01:29:56,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:29:56,734 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 01:29:56,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:29:56,743 INFO L225 Difference]: With dead ends: 1385 [2023-11-29 01:29:56,743 INFO L226 Difference]: Without dead ends: 1384 [2023-11-29 01:29:56,744 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 01:29:56,745 INFO L413 NwaCegarLoop]: 1939 mSDtfsCounter, 3 mSDsluCounter, 3876 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5815 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:29:56,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5815 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 01:29:56,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1384 states. [2023-11-29 01:29:56,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1384 to 1384. [2023-11-29 01:29:56,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1384 states, 1138 states have (on average 1.6080843585237259) internal successors, (1830), 1266 states have internal predecessors, (1830), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:29:56,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 2011 transitions. [2023-11-29 01:29:56,807 INFO L78 Accepts]: Start accepts. Automaton has 1384 states and 2011 transitions. Word has length 6 [2023-11-29 01:29:56,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:29:56,808 INFO L495 AbstractCegarLoop]: Abstraction has 1384 states and 2011 transitions. [2023-11-29 01:29:56,808 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 01:29:56,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2011 transitions. [2023-11-29 01:29:56,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-29 01:29:56,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:29:56,808 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1] [2023-11-29 01:29:56,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:29:57,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:29:57,009 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:29:57,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:29:57,010 INFO L85 PathProgramCache]: Analyzing trace with hash -235220535, now seen corresponding path program 1 times [2023-11-29 01:29:57,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:29:57,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433120340] [2023-11-29 01:29:57,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:57,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:29:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:57,211 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 01:29:57,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:29:57,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433120340] [2023-11-29 01:29:57,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433120340] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:29:57,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:29:57,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:29:57,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472651223] [2023-11-29 01:29:57,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:29:57,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:29:57,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:29:57,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:29:57,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:29:57,213 INFO L87 Difference]: Start difference. First operand 1384 states and 2011 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 01:29:58,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:29:58,198 INFO L93 Difference]: Finished difference Result 1384 states and 2011 transitions. [2023-11-29 01:29:58,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:29:58,198 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 01:29:58,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:29:58,207 INFO L225 Difference]: With dead ends: 1384 [2023-11-29 01:29:58,207 INFO L226 Difference]: Without dead ends: 1383 [2023-11-29 01:29:58,208 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 01:29:58,209 INFO L413 NwaCegarLoop]: 1940 mSDtfsCounter, 0 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3878 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 01:29:58,209 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3878 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 01:29:58,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1383 states. [2023-11-29 01:29:58,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1383 to 1381. [2023-11-29 01:29:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1381 states, 1136 states have (on average 1.608274647887324) internal successors, (1827), 1263 states have internal predecessors, (1827), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:29:58,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1381 states and 2008 transitions. [2023-11-29 01:29:58,259 INFO L78 Accepts]: Start accepts. Automaton has 1381 states and 2008 transitions. Word has length 7 [2023-11-29 01:29:58,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:29:58,260 INFO L495 AbstractCegarLoop]: Abstraction has 1381 states and 2008 transitions. [2023-11-29 01:29:58,260 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 01:29:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2008 transitions. [2023-11-29 01:29:58,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-29 01:29:58,260 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:29:58,260 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:29:58,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:29:58,261 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:29:58,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:29:58,261 INFO L85 PathProgramCache]: Analyzing trace with hash -981396470, now seen corresponding path program 1 times [2023-11-29 01:29:58,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:29:58,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192867734] [2023-11-29 01:29:58,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:58,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:29:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:58,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-29 01:29:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:58,533 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 01:29:58,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:29:58,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192867734] [2023-11-29 01:29:58,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192867734] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:29:58,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847816926] [2023-11-29 01:29:58,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:29:58,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:29:58,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:29:58,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:29:58,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:29:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:29:59,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:29:59,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:29:59,402 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 01:29:59,402 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:29:59,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847816926] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:29:59,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:29:59,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2023-11-29 01:29:59,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977080262] [2023-11-29 01:29:59,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:29:59,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:29:59,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:29:59,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:29:59,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:29:59,404 INFO L87 Difference]: Start difference. First operand 1381 states and 2008 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 01:30:00,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:00,344 INFO L93 Difference]: Finished difference Result 1381 states and 2008 transitions. [2023-11-29 01:30:00,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:30:00,345 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 01:30:00,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:00,354 INFO L225 Difference]: With dead ends: 1381 [2023-11-29 01:30:00,354 INFO L226 Difference]: Without dead ends: 1379 [2023-11-29 01:30:00,355 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 01:30:00,356 INFO L413 NwaCegarLoop]: 1931 mSDtfsCounter, 700 mSDsluCounter, 1230 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 721 SdHoareTripleChecker+Valid, 3161 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:00,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [721 Valid, 3161 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 01:30:00,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2023-11-29 01:30:00,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 1379. [2023-11-29 01:30:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1379 states, 1136 states have (on average 1.6065140845070423) internal successors, (1825), 1261 states have internal predecessors, (1825), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:00,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1379 states and 2006 transitions. [2023-11-29 01:30:00,412 INFO L78 Accepts]: Start accepts. Automaton has 1379 states and 2006 transitions. Word has length 12 [2023-11-29 01:30:00,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:00,413 INFO L495 AbstractCegarLoop]: Abstraction has 1379 states and 2006 transitions. [2023-11-29 01:30:00,413 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 01:30:00,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 2006 transitions. [2023-11-29 01:30:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-29 01:30:00,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:00,414 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:30:00,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:30:00,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:00,615 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:00,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:00,615 INFO L85 PathProgramCache]: Analyzing trace with hash -358518188, now seen corresponding path program 1 times [2023-11-29 01:30:00,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:00,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417812304] [2023-11-29 01:30:00,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:00,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:00,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-29 01:30:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:00,854 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 01:30:00,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:00,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417812304] [2023-11-29 01:30:00,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417812304] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:00,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718157286] [2023-11-29 01:30:00,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:00,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:00,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:00,858 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:00,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:30:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:01,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:30:01,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:01,715 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 01:30:01,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:01,740 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 01:30:01,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718157286] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:01,741 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:30:01,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 4] total 7 [2023-11-29 01:30:01,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471080357] [2023-11-29 01:30:01,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:01,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:30:01,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:01,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:30:01,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:30:01,742 INFO L87 Difference]: Start difference. First operand 1379 states and 2006 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 01:30:02,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:02,561 INFO L93 Difference]: Finished difference Result 2762 states and 4018 transitions. [2023-11-29 01:30:02,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:30:02,561 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 01:30:02,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:02,568 INFO L225 Difference]: With dead ends: 2762 [2023-11-29 01:30:02,569 INFO L226 Difference]: Without dead ends: 1388 [2023-11-29 01:30:02,572 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 01:30:02,573 INFO L413 NwaCegarLoop]: 1938 mSDtfsCounter, 4 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3874 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:02,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3874 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:30:02,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2023-11-29 01:30:02,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1388. [2023-11-29 01:30:02,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1388 states, 1145 states have (on average 1.6017467248908297) internal successors, (1834), 1270 states have internal predecessors, (1834), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 2015 transitions. [2023-11-29 01:30:02,610 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 2015 transitions. Word has length 13 [2023-11-29 01:30:02,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:02,610 INFO L495 AbstractCegarLoop]: Abstraction has 1388 states and 2015 transitions. [2023-11-29 01:30:02,610 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 01:30:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2015 transitions. [2023-11-29 01:30:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-29 01:30:02,611 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:02,611 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:30:02,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:30:02,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:02,813 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:02,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:02,813 INFO L85 PathProgramCache]: Analyzing trace with hash -979433068, now seen corresponding path program 2 times [2023-11-29 01:30:02,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:02,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632945545] [2023-11-29 01:30:02,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:02,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:03,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:30:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:03,116 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 01:30:03,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:03,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632945545] [2023-11-29 01:30:03,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632945545] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:03,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064439217] [2023-11-29 01:30:03,117 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:30:03,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:03,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:03,118 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:03,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:30:03,861 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:30:03,861 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:30:03,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:30:03,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:03,916 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 01:30:03,916 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:30:03,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064439217] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:03,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:30:03,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-29 01:30:03,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750262208] [2023-11-29 01:30:03,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:03,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:30:03,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:03,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:30:03,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:30:03,918 INFO L87 Difference]: Start difference. First operand 1388 states and 2015 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 01:30:05,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:05,943 INFO L93 Difference]: Finished difference Result 1388 states and 2015 transitions. [2023-11-29 01:30:05,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:30:05,943 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 01:30:05,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:05,950 INFO L225 Difference]: With dead ends: 1388 [2023-11-29 01:30:05,950 INFO L226 Difference]: Without dead ends: 1386 [2023-11-29 01:30:05,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:30:05,952 INFO L413 NwaCegarLoop]: 1919 mSDtfsCounter, 699 mSDsluCounter, 5033 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 6952 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:05,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [720 Valid, 6952 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 01:30:05,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1386 states. [2023-11-29 01:30:05,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1386 to 1386. [2023-11-29 01:30:05,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1386 states, 1145 states have (on average 1.6) internal successors, (1832), 1268 states have internal predecessors, (1832), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:05,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1386 states and 2013 transitions. [2023-11-29 01:30:05,987 INFO L78 Accepts]: Start accepts. Automaton has 1386 states and 2013 transitions. Word has length 22 [2023-11-29 01:30:05,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:05,987 INFO L495 AbstractCegarLoop]: Abstraction has 1386 states and 2013 transitions. [2023-11-29 01:30:05,987 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 01:30:05,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2013 transitions. [2023-11-29 01:30:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-29 01:30:05,988 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:05,988 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 01:30:05,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 01:30:06,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:06,192 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:06,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:06,193 INFO L85 PathProgramCache]: Analyzing trace with hash -2003984233, now seen corresponding path program 1 times [2023-11-29 01:30:06,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:06,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040099532] [2023-11-29 01:30:06,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:06,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:06,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:30:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:06,418 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 01:30:06,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:06,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040099532] [2023-11-29 01:30:06,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040099532] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:06,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:06,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:30:06,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837678021] [2023-11-29 01:30:06,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:06,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:30:06,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:06,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:30:06,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:30:06,420 INFO L87 Difference]: Start difference. First operand 1386 states and 2013 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 01:30:07,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:07,300 INFO L93 Difference]: Finished difference Result 2755 states and 4010 transitions. [2023-11-29 01:30:07,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:30:07,301 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 01:30:07,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:07,307 INFO L225 Difference]: With dead ends: 2755 [2023-11-29 01:30:07,307 INFO L226 Difference]: Without dead ends: 1389 [2023-11-29 01:30:07,310 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 01:30:07,311 INFO L413 NwaCegarLoop]: 1936 mSDtfsCounter, 1 mSDsluCounter, 1931 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3867 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:07,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3867 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:30:07,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1389 states. [2023-11-29 01:30:07,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1389 to 1389. [2023-11-29 01:30:07,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1389 states, 1148 states have (on average 1.598432055749129) internal successors, (1835), 1271 states have internal predecessors, (1835), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1389 states and 2016 transitions. [2023-11-29 01:30:07,384 INFO L78 Accepts]: Start accepts. Automaton has 1389 states and 2016 transitions. Word has length 27 [2023-11-29 01:30:07,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:07,384 INFO L495 AbstractCegarLoop]: Abstraction has 1389 states and 2016 transitions. [2023-11-29 01:30:07,384 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 01:30:07,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 2016 transitions. [2023-11-29 01:30:07,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-29 01:30:07,385 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:07,385 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 01:30:07,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 01:30:07,386 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:07,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:07,386 INFO L85 PathProgramCache]: Analyzing trace with hash -647545405, now seen corresponding path program 1 times [2023-11-29 01:30:07,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:07,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313265173] [2023-11-29 01:30:07,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:07,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:07,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-29 01:30:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:07,663 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 01:30:07,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:07,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313265173] [2023-11-29 01:30:07,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313265173] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:07,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021457522] [2023-11-29 01:30:07,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:07,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:07,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:07,664 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:07,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:30:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:08,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 1275 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:30:08,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:08,609 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 01:30:08,610 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:08,708 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 01:30:08,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021457522] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:08,709 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:30:08,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 6, 7] total 14 [2023-11-29 01:30:08,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906643749] [2023-11-29 01:30:08,709 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:08,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:30:08,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:08,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:30:08,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:30:08,711 INFO L87 Difference]: Start difference. First operand 1389 states and 2016 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 01:30:11,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:11,072 INFO L93 Difference]: Finished difference Result 2781 states and 4041 transitions. [2023-11-29 01:30:11,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-29 01:30:11,073 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 01:30:11,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:11,080 INFO L225 Difference]: With dead ends: 2781 [2023-11-29 01:30:11,080 INFO L226 Difference]: Without dead ends: 1406 [2023-11-29 01:30:11,085 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 01:30:11,086 INFO L413 NwaCegarLoop]: 1930 mSDtfsCounter, 7 mSDsluCounter, 7712 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 9642 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:11,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 9642 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 394 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 01:30:11,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2023-11-29 01:30:11,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1406. [2023-11-29 01:30:11,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1406 states, 1166 states have (on average 1.588336192109777) internal successors, (1852), 1288 states have internal predecessors, (1852), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:11,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1406 states and 2033 transitions. [2023-11-29 01:30:11,132 INFO L78 Accepts]: Start accepts. Automaton has 1406 states and 2033 transitions. Word has length 30 [2023-11-29 01:30:11,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:11,132 INFO L495 AbstractCegarLoop]: Abstraction has 1406 states and 2033 transitions. [2023-11-29 01:30:11,133 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 01:30:11,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2033 transitions. [2023-11-29 01:30:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-29 01:30:11,134 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:11,134 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 01:30:11,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:30:11,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:11,336 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:11,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:11,337 INFO L85 PathProgramCache]: Analyzing trace with hash -503537389, now seen corresponding path program 1 times [2023-11-29 01:30:11,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:11,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166110858] [2023-11-29 01:30:11,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:11,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:11,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:11,652 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 01:30:11,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:11,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166110858] [2023-11-29 01:30:11,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166110858] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:11,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:11,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:30:11,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596521046] [2023-11-29 01:30:11,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:11,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:30:11,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:11,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:30:11,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:30:11,654 INFO L87 Difference]: Start difference. First operand 1406 states and 2033 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 01:30:12,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:12,881 INFO L93 Difference]: Finished difference Result 1420 states and 2049 transitions. [2023-11-29 01:30:12,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:30:12,882 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 01:30:12,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:12,887 INFO L225 Difference]: With dead ends: 1420 [2023-11-29 01:30:12,888 INFO L226 Difference]: Without dead ends: 1418 [2023-11-29 01:30:12,888 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 01:30:12,889 INFO L413 NwaCegarLoop]: 1933 mSDtfsCounter, 3 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 3862 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 01:30:12,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 3862 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 01:30:12,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2023-11-29 01:30:12,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1416. [2023-11-29 01:30:12,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1416 states, 1176 states have (on average 1.5858843537414966) internal successors, (1865), 1298 states have internal predecessors, (1865), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 2046 transitions. [2023-11-29 01:30:12,929 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 2046 transitions. Word has length 49 [2023-11-29 01:30:12,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:12,930 INFO L495 AbstractCegarLoop]: Abstraction has 1416 states and 2046 transitions. [2023-11-29 01:30:12,930 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 01:30:12,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2046 transitions. [2023-11-29 01:30:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-29 01:30:12,932 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:12,932 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 01:30:12,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 01:30:12,932 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:12,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:12,933 INFO L85 PathProgramCache]: Analyzing trace with hash -503535660, now seen corresponding path program 1 times [2023-11-29 01:30:12,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:12,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726645653] [2023-11-29 01:30:12,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:12,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:13,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:13,174 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 01:30:13,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:13,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726645653] [2023-11-29 01:30:13,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726645653] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:13,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:13,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:30:13,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034785193] [2023-11-29 01:30:13,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:13,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:30:13,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:13,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:30:13,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:30:13,176 INFO L87 Difference]: Start difference. First operand 1416 states and 2046 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 01:30:13,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:13,912 INFO L93 Difference]: Finished difference Result 1416 states and 2046 transitions. [2023-11-29 01:30:13,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:30:13,913 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 01:30:13,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:13,920 INFO L225 Difference]: With dead ends: 1416 [2023-11-29 01:30:13,920 INFO L226 Difference]: Without dead ends: 1415 [2023-11-29 01:30:13,921 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 01:30:13,921 INFO L413 NwaCegarLoop]: 1934 mSDtfsCounter, 0 mSDsluCounter, 1931 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3865 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:13,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3865 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 01:30:13,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2023-11-29 01:30:13,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1411. [2023-11-29 01:30:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 1172 states have (on average 1.5861774744027304) internal successors, (1859), 1293 states have internal predecessors, (1859), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:13,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 2040 transitions. [2023-11-29 01:30:13,962 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 2040 transitions. Word has length 49 [2023-11-29 01:30:13,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:13,962 INFO L495 AbstractCegarLoop]: Abstraction has 1411 states and 2040 transitions. [2023-11-29 01:30:13,962 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 01:30:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2040 transitions. [2023-11-29 01:30:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-29 01:30:13,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:13,964 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 01:30:13,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 01:30:13,965 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:13,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:13,965 INFO L85 PathProgramCache]: Analyzing trace with hash -447072452, now seen corresponding path program 1 times [2023-11-29 01:30:13,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:13,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85867919] [2023-11-29 01:30:13,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:13,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:14,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:14,287 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 01:30:14,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:14,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85867919] [2023-11-29 01:30:14,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85867919] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:14,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723267584] [2023-11-29 01:30:14,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:14,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:14,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:14,293 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:14,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:30:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:15,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 1450 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:30:15,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:15,171 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 01:30:15,171 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:15,196 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 01:30:15,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723267584] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:15,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:30:15,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2023-11-29 01:30:15,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422711432] [2023-11-29 01:30:15,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:15,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:30:15,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:15,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:30:15,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:30:15,199 INFO L87 Difference]: Start difference. First operand 1411 states and 2040 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 01:30:16,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:16,940 INFO L93 Difference]: Finished difference Result 2797 states and 4057 transitions. [2023-11-29 01:30:16,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:30:16,940 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 01:30:16,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:16,949 INFO L225 Difference]: With dead ends: 2797 [2023-11-29 01:30:16,949 INFO L226 Difference]: Without dead ends: 1429 [2023-11-29 01:30:16,953 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 01:30:16,954 INFO L413 NwaCegarLoop]: 1934 mSDtfsCounter, 4 mSDsluCounter, 5793 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7727 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:16,954 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7727 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 01:30:16,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1429 states. [2023-11-29 01:30:16,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1429 to 1429. [2023-11-29 01:30:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1429 states, 1190 states have (on average 1.5773109243697478) internal successors, (1877), 1311 states have internal predecessors, (1877), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:16,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 2058 transitions. [2023-11-29 01:30:16,996 INFO L78 Accepts]: Start accepts. Automaton has 1429 states and 2058 transitions. Word has length 57 [2023-11-29 01:30:16,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:16,996 INFO L495 AbstractCegarLoop]: Abstraction has 1429 states and 2058 transitions. [2023-11-29 01:30:16,996 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 01:30:16,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2058 transitions. [2023-11-29 01:30:16,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-29 01:30:16,998 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:16,998 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 01:30:17,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 01:30:17,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 01:30:17,200 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:17,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:17,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1142169711, now seen corresponding path program 1 times [2023-11-29 01:30:17,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:17,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349706959] [2023-11-29 01:30:17,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:17,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:17,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:17,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:30:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:17,804 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 01:30:17,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:17,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349706959] [2023-11-29 01:30:17,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349706959] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:17,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:17,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:30:17,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008491011] [2023-11-29 01:30:17,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:17,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:30:17,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:17,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:30:17,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:30:17,806 INFO L87 Difference]: Start difference. First operand 1429 states and 2058 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 01:30:21,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:21,627 INFO L93 Difference]: Finished difference Result 3267 states and 4795 transitions. [2023-11-29 01:30:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:30:21,628 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 01:30:21,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:21,640 INFO L225 Difference]: With dead ends: 3267 [2023-11-29 01:30:21,641 INFO L226 Difference]: Without dead ends: 1957 [2023-11-29 01:30:21,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:30:21,644 INFO L413 NwaCegarLoop]: 1685 mSDtfsCounter, 3493 mSDsluCounter, 2982 mSDsCounter, 0 mSdLazyCounter, 1168 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3549 SdHoareTripleChecker+Valid, 4667 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:21,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3549 Valid, 4667 Invalid, 1442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1168 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-11-29 01:30:21,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1957 states. [2023-11-29 01:30:21,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1957 to 1429. [2023-11-29 01:30:21,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1429 states, 1190 states have (on average 1.576470588235294) internal successors, (1876), 1311 states have internal predecessors, (1876), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1429 states and 2057 transitions. [2023-11-29 01:30:21,705 INFO L78 Accepts]: Start accepts. Automaton has 1429 states and 2057 transitions. Word has length 64 [2023-11-29 01:30:21,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:21,705 INFO L495 AbstractCegarLoop]: Abstraction has 1429 states and 2057 transitions. [2023-11-29 01:30:21,705 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 01:30:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2057 transitions. [2023-11-29 01:30:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-29 01:30:21,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:21,707 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 01:30:21,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 01:30:21,707 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:21,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:21,708 INFO L85 PathProgramCache]: Analyzing trace with hash -606116743, now seen corresponding path program 1 times [2023-11-29 01:30:21,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:21,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822350323] [2023-11-29 01:30:21,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:21,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:21,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:22,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:30:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:22,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:30:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:22,063 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 01:30:22,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:22,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822350323] [2023-11-29 01:30:22,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822350323] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:22,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:22,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:30:22,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051734037] [2023-11-29 01:30:22,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:22,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:30:22,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:22,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:30:22,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:30:22,065 INFO L87 Difference]: Start difference. First operand 1429 states and 2057 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 01:30:28,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:28,504 INFO L93 Difference]: Finished difference Result 2330 states and 3459 transitions. [2023-11-29 01:30:28,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:30:28,505 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 01:30:28,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:28,515 INFO L225 Difference]: With dead ends: 2330 [2023-11-29 01:30:28,515 INFO L226 Difference]: Without dead ends: 2328 [2023-11-29 01:30:28,516 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 01:30:28,516 INFO L413 NwaCegarLoop]: 1509 mSDtfsCounter, 1761 mSDsluCounter, 3407 mSDsCounter, 0 mSdLazyCounter, 2578 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1785 SdHoareTripleChecker+Valid, 4916 SdHoareTripleChecker+Invalid, 2905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 2578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:28,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1785 Valid, 4916 Invalid, 2905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 2578 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-11-29 01:30:28,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2328 states. [2023-11-29 01:30:28,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2328 to 1433. [2023-11-29 01:30:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1433 states, 1194 states have (on average 1.5753768844221105) internal successors, (1881), 1315 states have internal predecessors, (1881), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 2062 transitions. [2023-11-29 01:30:28,569 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 2062 transitions. Word has length 72 [2023-11-29 01:30:28,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:28,570 INFO L495 AbstractCegarLoop]: Abstraction has 1433 states and 2062 transitions. [2023-11-29 01:30:28,570 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 01:30:28,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2062 transitions. [2023-11-29 01:30:28,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-29 01:30:28,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:28,571 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 01:30:28,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 01:30:28,571 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:28,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:28,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1592410642, now seen corresponding path program 1 times [2023-11-29 01:30:28,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:28,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417093567] [2023-11-29 01:30:28,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:28,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:28,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:28,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:30:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:28,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:30:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:28,907 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 01:30:28,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:28,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417093567] [2023-11-29 01:30:28,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417093567] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:28,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2007417200] [2023-11-29 01:30:28,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:28,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:28,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:28,909 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:28,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:30:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:29,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 1684 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:30:29,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:29,832 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 01:30:29,832 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:30:29,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2007417200] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:29,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:30:29,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-11-29 01:30:29,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000377980] [2023-11-29 01:30:29,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:29,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:30:29,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:29,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:30:29,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:30:29,834 INFO L87 Difference]: Start difference. First operand 1433 states and 2062 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 01:30:30,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:30,660 INFO L93 Difference]: Finished difference Result 1701 states and 2467 transitions. [2023-11-29 01:30:30,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:30:30,661 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 01:30:30,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:30,670 INFO L225 Difference]: With dead ends: 1701 [2023-11-29 01:30:30,670 INFO L226 Difference]: Without dead ends: 1700 [2023-11-29 01:30:30,671 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 01:30:30,671 INFO L413 NwaCegarLoop]: 2313 mSDtfsCounter, 773 mSDsluCounter, 1926 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 785 SdHoareTripleChecker+Valid, 4239 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:30,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [785 Valid, 4239 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:30:30,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2023-11-29 01:30:30,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1432. [2023-11-29 01:30:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1194 states have (on average 1.5745393634840872) internal successors, (1880), 1314 states have internal predecessors, (1880), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:30,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 2061 transitions. [2023-11-29 01:30:30,715 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 2061 transitions. Word has length 76 [2023-11-29 01:30:30,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:30,715 INFO L495 AbstractCegarLoop]: Abstraction has 1432 states and 2061 transitions. [2023-11-29 01:30:30,715 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 01:30:30,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2061 transitions. [2023-11-29 01:30:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-29 01:30:30,717 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:30,717 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 01:30:30,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 01:30:30,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 01:30:30,918 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:30,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:30,918 INFO L85 PathProgramCache]: Analyzing trace with hash 2120091119, now seen corresponding path program 1 times [2023-11-29 01:30:30,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:30,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260490836] [2023-11-29 01:30:30,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:30,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:31,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:31,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:31,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:30:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:31,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:30:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:31,237 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 01:30:31,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:31,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260490836] [2023-11-29 01:30:31,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260490836] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:31,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686030159] [2023-11-29 01:30:31,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:31,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:31,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:31,239 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:31,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:30:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:32,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 1685 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:30:32,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:32,202 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 01:30:32,202 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:32,244 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 01:30:32,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686030159] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:32,244 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:30:32,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2023-11-29 01:30:32,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442970686] [2023-11-29 01:30:32,244 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:32,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:30:32,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:32,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:30:32,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:30:32,246 INFO L87 Difference]: Start difference. First operand 1432 states and 2061 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 01:30:40,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:40,381 INFO L93 Difference]: Finished difference Result 3135 states and 4680 transitions. [2023-11-29 01:30:40,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:30:40,382 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 01:30:40,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:40,395 INFO L225 Difference]: With dead ends: 3135 [2023-11-29 01:30:40,395 INFO L226 Difference]: Without dead ends: 3134 [2023-11-29 01:30:40,396 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 01:30:40,396 INFO L413 NwaCegarLoop]: 1539 mSDtfsCounter, 3336 mSDsluCounter, 7503 mSDsCounter, 0 mSdLazyCounter, 3890 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3381 SdHoareTripleChecker+Valid, 9042 SdHoareTripleChecker+Invalid, 4241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 3890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:40,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3381 Valid, 9042 Invalid, 4241 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [351 Valid, 3890 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-11-29 01:30:40,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3134 states. [2023-11-29 01:30:40,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3134 to 1444. [2023-11-29 01:30:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1206 states have (on average 1.5713101160862355) internal successors, (1895), 1326 states have internal predecessors, (1895), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:40,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 2076 transitions. [2023-11-29 01:30:40,451 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 2076 transitions. Word has length 77 [2023-11-29 01:30:40,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:40,452 INFO L495 AbstractCegarLoop]: Abstraction has 1444 states and 2076 transitions. [2023-11-29 01:30:40,452 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 01:30:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2076 transitions. [2023-11-29 01:30:40,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-29 01:30:40,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:40,454 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 01:30:40,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:30:40,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 01:30:40,655 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:40,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:40,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1825019530, now seen corresponding path program 2 times [2023-11-29 01:30:40,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:40,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333612620] [2023-11-29 01:30:40,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:40,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:40,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:41,006 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 01:30:41,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:41,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333612620] [2023-11-29 01:30:41,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333612620] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:30:41,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661359313] [2023-11-29 01:30:41,006 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:30:41,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:30:41,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:30:41,008 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:30:41,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:30:41,986 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 01:30:41,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:30:41,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 1564 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:30:41,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:30:42,037 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 01:30:42,037 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:30:42,109 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 01:30:42,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661359313] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:30:42,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:30:42,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 14 [2023-11-29 01:30:42,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141421348] [2023-11-29 01:30:42,110 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:30:42,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:30:42,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:42,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:30:42,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:30:42,112 INFO L87 Difference]: Start difference. First operand 1444 states and 2076 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 01:30:44,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:44,782 INFO L93 Difference]: Finished difference Result 2872 states and 4145 transitions. [2023-11-29 01:30:44,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-29 01:30:44,783 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 01:30:44,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:44,788 INFO L225 Difference]: With dead ends: 2872 [2023-11-29 01:30:44,788 INFO L226 Difference]: Without dead ends: 1480 [2023-11-29 01:30:44,791 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 01:30:44,792 INFO L413 NwaCegarLoop]: 1929 mSDtfsCounter, 12 mSDsluCounter, 11548 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 13477 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:44,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 13477 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 01:30:44,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2023-11-29 01:30:44,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 1479. [2023-11-29 01:30:44,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1479 states, 1242 states have (on average 1.5539452495974235) internal successors, (1930), 1361 states have internal predecessors, (1930), 94 states have call successors, (94), 33 states have call predecessors, (94), 32 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-29 01:30:44,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1479 states and 2111 transitions. [2023-11-29 01:30:44,831 INFO L78 Accepts]: Start accepts. Automaton has 1479 states and 2111 transitions. Word has length 75 [2023-11-29 01:30:44,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:44,831 INFO L495 AbstractCegarLoop]: Abstraction has 1479 states and 2111 transitions. [2023-11-29 01:30:44,832 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 01:30:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2111 transitions. [2023-11-29 01:30:44,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-29 01:30:44,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:44,833 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 01:30:44,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 01:30:45,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 01:30:45,037 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:45,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:45,037 INFO L85 PathProgramCache]: Analyzing trace with hash -328076874, now seen corresponding path program 1 times [2023-11-29 01:30:45,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:45,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462300911] [2023-11-29 01:30:45,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:45,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:45,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:45,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:30:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:45,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:30:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:45,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 01:30:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:45,364 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 01:30:45,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:45,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462300911] [2023-11-29 01:30:45,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462300911] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:45,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:45,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:30:45,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110897532] [2023-11-29 01:30:45,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:45,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:30:45,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:45,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:30:45,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:30:45,366 INFO L87 Difference]: Start difference. First operand 1479 states and 2111 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 01:30:53,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:30:53,047 INFO L93 Difference]: Finished difference Result 3499 states and 5140 transitions. [2023-11-29 01:30:53,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:30:53,048 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 01:30:53,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:30:53,053 INFO L225 Difference]: With dead ends: 3499 [2023-11-29 01:30:53,054 INFO L226 Difference]: Without dead ends: 2206 [2023-11-29 01:30:53,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:30:53,057 INFO L413 NwaCegarLoop]: 751 mSDtfsCounter, 3444 mSDsluCounter, 2635 mSDsCounter, 0 mSdLazyCounter, 4958 mSolverCounterSat, 506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3514 SdHoareTripleChecker+Valid, 3386 SdHoareTripleChecker+Invalid, 5464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 506 IncrementalHoareTripleChecker+Valid, 4958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:30:53,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3514 Valid, 3386 Invalid, 5464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [506 Valid, 4958 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2023-11-29 01:30:53,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2206 states. [2023-11-29 01:30:53,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2206 to 1519. [2023-11-29 01:30:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1519 states, 1281 states have (on average 1.5487900078064012) internal successors, (1984), 1400 states have internal predecessors, (1984), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:30:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2167 transitions. [2023-11-29 01:30:53,147 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2167 transitions. Word has length 85 [2023-11-29 01:30:53,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:30:53,147 INFO L495 AbstractCegarLoop]: Abstraction has 1519 states and 2167 transitions. [2023-11-29 01:30:53,147 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 01:30:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2167 transitions. [2023-11-29 01:30:53,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-29 01:30:53,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:30:53,149 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 01:30:53,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 01:30:53,149 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:30:53,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:30:53,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1749214789, now seen corresponding path program 1 times [2023-11-29 01:30:53,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:30:53,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563938239] [2023-11-29 01:30:53,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:30:53,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:30:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:53,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:30:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:53,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:30:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:53,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:30:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:53,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 01:30:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:30:53,508 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 01:30:53,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:30:53,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563938239] [2023-11-29 01:30:53,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563938239] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:30:53,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:30:53,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:30:53,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52794160] [2023-11-29 01:30:53,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:30:53,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:30:53,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:30:53,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:30:53,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:30:53,510 INFO L87 Difference]: Start difference. First operand 1519 states and 2167 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 01:31:01,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:01,465 INFO L93 Difference]: Finished difference Result 2153 states and 3163 transitions. [2023-11-29 01:31:01,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:31:01,466 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 01:31:01,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:01,470 INFO L225 Difference]: With dead ends: 2153 [2023-11-29 01:31:01,470 INFO L226 Difference]: Without dead ends: 2151 [2023-11-29 01:31:01,471 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 01:31:01,471 INFO L413 NwaCegarLoop]: 731 mSDtfsCounter, 3306 mSDsluCounter, 2640 mSDsCounter, 0 mSdLazyCounter, 4864 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3372 SdHoareTripleChecker+Valid, 3371 SdHoareTripleChecker+Invalid, 5345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 4864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:01,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3372 Valid, 3371 Invalid, 5345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [481 Valid, 4864 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2023-11-29 01:31:01,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2151 states. [2023-11-29 01:31:01,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2151 to 1519. [2023-11-29 01:31:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1519 states, 1281 states have (on average 1.5472287275565964) internal successors, (1982), 1400 states have internal predecessors, (1982), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2165 transitions. [2023-11-29 01:31:01,518 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2165 transitions. Word has length 87 [2023-11-29 01:31:01,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:01,518 INFO L495 AbstractCegarLoop]: Abstraction has 1519 states and 2165 transitions. [2023-11-29 01:31:01,518 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 01:31:01,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2165 transitions. [2023-11-29 01:31:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-29 01:31:01,519 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:01,519 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 01:31:01,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 01:31:01,520 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:01,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:01,520 INFO L85 PathProgramCache]: Analyzing trace with hash -700522108, now seen corresponding path program 2 times [2023-11-29 01:31:01,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:01,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676390128] [2023-11-29 01:31:01,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:01,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:01,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:01,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-29 01:31:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:02,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:31:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:02,046 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 01:31:02,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:02,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676390128] [2023-11-29 01:31:02,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676390128] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:31:02,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698052381] [2023-11-29 01:31:02,046 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:31:02,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:02,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:31:02,048 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:31:02,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:31:03,114 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:31:03,114 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:31:03,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:31:03,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:31:03,183 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 01:31:03,183 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:31:03,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698052381] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:31:03,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:31:03,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 13 [2023-11-29 01:31:03,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135832405] [2023-11-29 01:31:03,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:31:03,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:31:03,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:03,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:31:03,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:31:03,185 INFO L87 Difference]: Start difference. First operand 1519 states and 2165 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 01:31:05,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:05,290 INFO L93 Difference]: Finished difference Result 2929 states and 4215 transitions. [2023-11-29 01:31:05,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:31:05,291 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 01:31:05,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:05,294 INFO L225 Difference]: With dead ends: 2929 [2023-11-29 01:31:05,294 INFO L226 Difference]: Without dead ends: 1519 [2023-11-29 01:31:05,296 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 01:31:05,297 INFO L413 NwaCegarLoop]: 1911 mSDtfsCounter, 699 mSDsluCounter, 6907 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 8818 SdHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:05,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [720 Valid, 8818 Invalid, 451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 01:31:05,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2023-11-29 01:31:05,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2023-11-29 01:31:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1519 states, 1281 states have (on average 1.546448087431694) internal successors, (1981), 1400 states have internal predecessors, (1981), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2164 transitions. [2023-11-29 01:31:05,342 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2164 transitions. Word has length 89 [2023-11-29 01:31:05,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:05,342 INFO L495 AbstractCegarLoop]: Abstraction has 1519 states and 2164 transitions. [2023-11-29 01:31:05,342 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 01:31:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2164 transitions. [2023-11-29 01:31:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-29 01:31:05,343 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:05,343 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 01:31:05,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:31:05,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:05,544 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:05,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:05,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1233111882, now seen corresponding path program 1 times [2023-11-29 01:31:05,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:05,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037664787] [2023-11-29 01:31:05,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:05,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:05,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:06,008 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 01:31:06,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:06,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037664787] [2023-11-29 01:31:06,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037664787] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:31:06,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695651878] [2023-11-29 01:31:06,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:06,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:06,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:31:06,010 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:31:06,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:31:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:07,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 1793 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:31:07,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:31:07,175 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 01:31:07,175 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:31:07,306 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 01:31:07,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [695651878] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:31:07,307 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:31:07,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2023-11-29 01:31:07,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382169133] [2023-11-29 01:31:07,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:31:07,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:31:07,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:07,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:31:07,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:31:07,309 INFO L87 Difference]: Start difference. First operand 1519 states and 2164 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 01:31:09,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:09,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:09,488 INFO L93 Difference]: Finished difference Result 1628 states and 2281 transitions. [2023-11-29 01:31:09,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:31:09,488 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 01:31:09,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:09,491 INFO L225 Difference]: With dead ends: 1628 [2023-11-29 01:31:09,491 INFO L226 Difference]: Without dead ends: 1627 [2023-11-29 01:31:09,492 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 01:31:09,492 INFO L413 NwaCegarLoop]: 1929 mSDtfsCounter, 4 mSDsluCounter, 3864 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 5793 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:09,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5793 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 01:31:09,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1627 states. [2023-11-29 01:31:09,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1627 to 1624. [2023-11-29 01:31:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1624 states, 1386 states have (on average 1.5093795093795095) internal successors, (2092), 1505 states have internal predecessors, (2092), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2275 transitions. [2023-11-29 01:31:09,538 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2275 transitions. Word has length 112 [2023-11-29 01:31:09,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:09,538 INFO L495 AbstractCegarLoop]: Abstraction has 1624 states and 2275 transitions. [2023-11-29 01:31:09,538 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 01:31:09,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2275 transitions. [2023-11-29 01:31:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-29 01:31:09,539 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:09,539 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 01:31:09,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 01:31:09,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:09,740 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:09,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:09,741 INFO L85 PathProgramCache]: Analyzing trace with hash 786442201, now seen corresponding path program 1 times [2023-11-29 01:31:09,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:09,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799990294] [2023-11-29 01:31:09,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:09,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:10,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:10,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:31:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:10,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:31:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:10,314 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 01:31:10,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:10,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799990294] [2023-11-29 01:31:10,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799990294] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:31:10,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386135773] [2023-11-29 01:31:10,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:10,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:10,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:31:10,315 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:31:10,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:31:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:11,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 1957 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:31:11,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:31:11,390 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 01:31:11,391 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:31:11,475 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 01:31:11,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [386135773] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:31:11,475 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:31:11,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 14 [2023-11-29 01:31:11,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567433005] [2023-11-29 01:31:11,476 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:31:11,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-29 01:31:11,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:11,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-29 01:31:11,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:31:11,477 INFO L87 Difference]: Start difference. First operand 1624 states and 2275 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 01:31:16,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:31:24,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:24,364 INFO L93 Difference]: Finished difference Result 5329 states and 7864 transitions. [2023-11-29 01:31:24,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:31:24,365 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 01:31:24,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:24,374 INFO L225 Difference]: With dead ends: 5329 [2023-11-29 01:31:24,374 INFO L226 Difference]: Without dead ends: 5328 [2023-11-29 01:31:24,375 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 01:31:24,376 INFO L413 NwaCegarLoop]: 1521 mSDtfsCounter, 7771 mSDsluCounter, 13397 mSDsCounter, 0 mSdLazyCounter, 5260 mSolverCounterSat, 454 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7858 SdHoareTripleChecker+Valid, 14918 SdHoareTripleChecker+Invalid, 5714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 454 IncrementalHoareTripleChecker+Valid, 5260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:24,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7858 Valid, 14918 Invalid, 5714 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [454 Valid, 5260 Invalid, 0 Unknown, 0 Unchecked, 12.4s Time] [2023-11-29 01:31:24,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5328 states. [2023-11-29 01:31:24,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5328 to 1648. [2023-11-29 01:31:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1648 states, 1410 states have (on average 1.5049645390070923) internal successors, (2122), 1529 states have internal predecessors, (2122), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2305 transitions. [2023-11-29 01:31:24,471 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2305 transitions. Word has length 124 [2023-11-29 01:31:24,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:24,471 INFO L495 AbstractCegarLoop]: Abstraction has 1648 states and 2305 transitions. [2023-11-29 01:31:24,471 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 01:31:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2305 transitions. [2023-11-29 01:31:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 01:31:24,473 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:24,473 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 01:31:24,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 01:31:24,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:24,674 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:24,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:24,674 INFO L85 PathProgramCache]: Analyzing trace with hash 877651917, now seen corresponding path program 1 times [2023-11-29 01:31:24,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:24,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948177878] [2023-11-29 01:31:24,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:24,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:25,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:25,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:31:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:25,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:31:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:25,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:31:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:25,382 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 01:31:25,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:25,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948177878] [2023-11-29 01:31:25,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948177878] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:31:25,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:31:25,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:31:25,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727174863] [2023-11-29 01:31:25,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:31:25,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:31:25,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:25,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:31:25,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:31:25,384 INFO L87 Difference]: Start difference. First operand 1648 states and 2305 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 01:31:36,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:36,078 INFO L93 Difference]: Finished difference Result 3616 states and 5250 transitions. [2023-11-29 01:31:36,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:31:36,078 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 01:31:36,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:36,084 INFO L225 Difference]: With dead ends: 3616 [2023-11-29 01:31:36,085 INFO L226 Difference]: Without dead ends: 2280 [2023-11-29 01:31:36,088 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 01:31:36,089 INFO L413 NwaCegarLoop]: 695 mSDtfsCounter, 6521 mSDsluCounter, 2480 mSDsCounter, 0 mSdLazyCounter, 6459 mSolverCounterSat, 861 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6545 SdHoareTripleChecker+Valid, 3175 SdHoareTripleChecker+Invalid, 7320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 861 IncrementalHoareTripleChecker+Valid, 6459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:36,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6545 Valid, 3175 Invalid, 7320 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [861 Valid, 6459 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2023-11-29 01:31:36,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2280 states. [2023-11-29 01:31:36,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2280 to 1648. [2023-11-29 01:31:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1648 states, 1410 states have (on average 1.50354609929078) internal successors, (2120), 1529 states have internal predecessors, (2120), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2303 transitions. [2023-11-29 01:31:36,178 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2303 transitions. Word has length 129 [2023-11-29 01:31:36,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:36,178 INFO L495 AbstractCegarLoop]: Abstraction has 1648 states and 2303 transitions. [2023-11-29 01:31:36,178 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 01:31:36,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2303 transitions. [2023-11-29 01:31:36,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-29 01:31:36,179 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:36,179 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 01:31:36,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 01:31:36,179 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:36,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:36,180 INFO L85 PathProgramCache]: Analyzing trace with hash -710695985, now seen corresponding path program 1 times [2023-11-29 01:31:36,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:36,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963592355] [2023-11-29 01:31:36,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:36,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:36,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:36,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:31:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:36,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:31:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:36,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:31:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:36,913 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 01:31:36,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:36,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963592355] [2023-11-29 01:31:36,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963592355] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:31:36,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:31:36,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:31:36,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377986800] [2023-11-29 01:31:36,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:31:36,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:31:36,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:36,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:31:36,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:31:36,915 INFO L87 Difference]: Start difference. First operand 1648 states and 2303 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 01:31:46,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:46,226 INFO L93 Difference]: Finished difference Result 3519 states and 5118 transitions. [2023-11-29 01:31:46,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:31:46,227 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 01:31:46,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:46,232 INFO L225 Difference]: With dead ends: 3519 [2023-11-29 01:31:46,232 INFO L226 Difference]: Without dead ends: 2280 [2023-11-29 01:31:46,235 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 01:31:46,236 INFO L413 NwaCegarLoop]: 728 mSDtfsCounter, 5896 mSDsluCounter, 2555 mSDsCounter, 0 mSdLazyCounter, 4849 mSolverCounterSat, 863 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5924 SdHoareTripleChecker+Valid, 3283 SdHoareTripleChecker+Invalid, 5712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 863 IncrementalHoareTripleChecker+Valid, 4849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:46,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5924 Valid, 3283 Invalid, 5712 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [863 Valid, 4849 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-29 01:31:46,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2280 states. [2023-11-29 01:31:46,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2280 to 1648. [2023-11-29 01:31:46,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1648 states, 1410 states have (on average 1.5021276595744681) internal successors, (2118), 1529 states have internal predecessors, (2118), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2301 transitions. [2023-11-29 01:31:46,342 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2301 transitions. Word has length 129 [2023-11-29 01:31:46,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:46,343 INFO L495 AbstractCegarLoop]: Abstraction has 1648 states and 2301 transitions. [2023-11-29 01:31:46,343 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 01:31:46,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2301 transitions. [2023-11-29 01:31:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-29 01:31:46,344 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:46,344 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 01:31:46,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 01:31:46,344 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:46,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:46,345 INFO L85 PathProgramCache]: Analyzing trace with hash -297592048, now seen corresponding path program 1 times [2023-11-29 01:31:46,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:46,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967883142] [2023-11-29 01:31:46,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:46,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:46,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:46,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:31:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:46,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:31:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:46,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:31:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:46,815 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 01:31:46,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:46,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967883142] [2023-11-29 01:31:46,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967883142] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:31:46,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271838122] [2023-11-29 01:31:46,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:46,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:46,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:31:46,818 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:31:46,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 01:31:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:47,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 2043 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:31:47,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:31:48,001 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 01:31:48,001 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:31:48,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271838122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:31:48,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:31:48,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 8 [2023-11-29 01:31:48,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881303504] [2023-11-29 01:31:48,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:31:48,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:31:48,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:48,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:31:48,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:31:48,003 INFO L87 Difference]: Start difference. First operand 1648 states and 2301 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 01:31:49,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:49,386 INFO L93 Difference]: Finished difference Result 3010 states and 4301 transitions. [2023-11-29 01:31:49,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:31:49,386 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 01:31:49,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:49,389 INFO L225 Difference]: With dead ends: 3010 [2023-11-29 01:31:49,389 INFO L226 Difference]: Without dead ends: 1703 [2023-11-29 01:31:49,392 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 01:31:49,393 INFO L413 NwaCegarLoop]: 1991 mSDtfsCounter, 456 mSDsluCounter, 3553 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 5544 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:49,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 5544 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-29 01:31:49,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1703 states. [2023-11-29 01:31:49,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1703 to 1630. [2023-11-29 01:31:49,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1630 states, 1401 states have (on average 1.4953604568165595) internal successors, (2095), 1511 states have internal predecessors, (2095), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1630 states and 2278 transitions. [2023-11-29 01:31:49,457 INFO L78 Accepts]: Start accepts. Automaton has 1630 states and 2278 transitions. Word has length 131 [2023-11-29 01:31:49,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:49,457 INFO L495 AbstractCegarLoop]: Abstraction has 1630 states and 2278 transitions. [2023-11-29 01:31:49,457 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 01:31:49,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2278 transitions. [2023-11-29 01:31:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-29 01:31:49,458 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:49,458 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 01:31:49,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 01:31:49,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:31:49,659 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:49,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:49,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1776899283, now seen corresponding path program 1 times [2023-11-29 01:31:49,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:49,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725932036] [2023-11-29 01:31:49,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:49,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:49,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:49,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:31:49,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:50,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:31:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:50,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:31:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:50,049 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 01:31:50,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:50,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725932036] [2023-11-29 01:31:50,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725932036] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:31:50,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:31:50,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:31:50,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044324856] [2023-11-29 01:31:50,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:31:50,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:31:50,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:50,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:31:50,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:31:50,050 INFO L87 Difference]: Start difference. First operand 1630 states and 2278 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 01:31:58,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:31:58,515 INFO L93 Difference]: Finished difference Result 2262 states and 3274 transitions. [2023-11-29 01:31:58,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:31:58,516 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 01:31:58,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:31:58,519 INFO L225 Difference]: With dead ends: 2262 [2023-11-29 01:31:58,519 INFO L226 Difference]: Without dead ends: 2261 [2023-11-29 01:31:58,520 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 01:31:58,520 INFO L413 NwaCegarLoop]: 719 mSDtfsCounter, 3312 mSDsluCounter, 2591 mSDsCounter, 0 mSdLazyCounter, 4911 mSolverCounterSat, 475 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3379 SdHoareTripleChecker+Valid, 3310 SdHoareTripleChecker+Invalid, 5386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 475 IncrementalHoareTripleChecker+Valid, 4911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:31:58,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3379 Valid, 3310 Invalid, 5386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [475 Valid, 4911 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2023-11-29 01:31:58,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2261 states. [2023-11-29 01:31:58,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2261 to 1629. [2023-11-29 01:31:58,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1629 states, 1401 states have (on average 1.4946466809421841) internal successors, (2094), 1510 states have internal predecessors, (2094), 95 states have call successors, (95), 33 states have call predecessors, (95), 32 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:31:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2277 transitions. [2023-11-29 01:31:58,587 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2277 transitions. Word has length 133 [2023-11-29 01:31:58,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:31:58,588 INFO L495 AbstractCegarLoop]: Abstraction has 1629 states and 2277 transitions. [2023-11-29 01:31:58,588 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 01:31:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2277 transitions. [2023-11-29 01:31:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-29 01:31:58,589 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:31:58,589 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 01:31:58,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-29 01:31:58,589 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:31:58,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:31:58,589 INFO L85 PathProgramCache]: Analyzing trace with hash -750695552, now seen corresponding path program 1 times [2023-11-29 01:31:58,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:31:58,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166693275] [2023-11-29 01:31:58,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:31:58,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:31:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:59,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:31:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:59,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:31:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:59,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 01:31:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:31:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:31:59,447 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 01:31:59,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:31:59,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166693275] [2023-11-29 01:31:59,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166693275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:31:59,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:31:59,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:31:59,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16201363] [2023-11-29 01:31:59,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:31:59,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:31:59,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:31:59,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:31:59,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:31:59,450 INFO L87 Difference]: Start difference. First operand 1629 states and 2277 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 01:32:07,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:32:07,212 INFO L93 Difference]: Finished difference Result 3665 states and 5303 transitions. [2023-11-29 01:32:07,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:32:07,213 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 01:32:07,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:32:07,217 INFO L225 Difference]: With dead ends: 3665 [2023-11-29 01:32:07,217 INFO L226 Difference]: Without dead ends: 2270 [2023-11-29 01:32:07,219 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 01:32:07,220 INFO L413 NwaCegarLoop]: 718 mSDtfsCounter, 3343 mSDsluCounter, 2552 mSDsCounter, 0 mSdLazyCounter, 4879 mSolverCounterSat, 471 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3413 SdHoareTripleChecker+Valid, 3270 SdHoareTripleChecker+Invalid, 5350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 471 IncrementalHoareTripleChecker+Valid, 4879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:32:07,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3413 Valid, 3270 Invalid, 5350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [471 Valid, 4879 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2023-11-29 01:32:07,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2270 states. [2023-11-29 01:32:07,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2270 to 1636. [2023-11-29 01:32:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1406 states have (on average 1.4928876244665719) internal successors, (2099), 1515 states have internal predecessors, (2099), 95 states have call successors, (95), 35 states have call predecessors, (95), 34 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:32:07,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2282 transitions. [2023-11-29 01:32:07,296 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2282 transitions. Word has length 134 [2023-11-29 01:32:07,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:32:07,296 INFO L495 AbstractCegarLoop]: Abstraction has 1636 states and 2282 transitions. [2023-11-29 01:32:07,296 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 01:32:07,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2282 transitions. [2023-11-29 01:32:07,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-29 01:32:07,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:32:07,297 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 01:32:07,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-29 01:32:07,298 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:32:07,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:32:07,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1626301728, now seen corresponding path program 1 times [2023-11-29 01:32:07,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:32:07,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729755566] [2023-11-29 01:32:07,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:32:07,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:32:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:07,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:32:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:07,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:32:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:07,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 01:32:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:07,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-29 01:32:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:07,942 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 01:32:07,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:32:07,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729755566] [2023-11-29 01:32:07,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729755566] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:32:07,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:32:07,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:32:07,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269454373] [2023-11-29 01:32:07,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:32:07,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:32:07,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:32:07,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:32:07,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:32:07,945 INFO L87 Difference]: Start difference. First operand 1636 states and 2282 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 01:32:17,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:32:17,571 INFO L93 Difference]: Finished difference Result 3676 states and 5319 transitions. [2023-11-29 01:32:17,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:32:17,571 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 01:32:17,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:32:17,575 INFO L225 Difference]: With dead ends: 3676 [2023-11-29 01:32:17,575 INFO L226 Difference]: Without dead ends: 2272 [2023-11-29 01:32:17,578 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 01:32:17,578 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 3318 mSDsluCounter, 3265 mSDsCounter, 0 mSdLazyCounter, 6281 mSolverCounterSat, 477 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3387 SdHoareTripleChecker+Valid, 3982 SdHoareTripleChecker+Invalid, 6758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 477 IncrementalHoareTripleChecker+Valid, 6281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:32:17,578 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3387 Valid, 3982 Invalid, 6758 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [477 Valid, 6281 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2023-11-29 01:32:17,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2272 states. [2023-11-29 01:32:17,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2272 to 1638. [2023-11-29 01:32:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1638 states, 1408 states have (on average 1.4921875) internal successors, (2101), 1517 states have internal predecessors, (2101), 95 states have call successors, (95), 35 states have call predecessors, (95), 34 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:32:17,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1638 states and 2284 transitions. [2023-11-29 01:32:17,655 INFO L78 Accepts]: Start accepts. Automaton has 1638 states and 2284 transitions. Word has length 142 [2023-11-29 01:32:17,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:32:17,655 INFO L495 AbstractCegarLoop]: Abstraction has 1638 states and 2284 transitions. [2023-11-29 01:32:17,655 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 01:32:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2284 transitions. [2023-11-29 01:32:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-29 01:32:17,656 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:32:17,656 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 01:32:17,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-29 01:32:17,656 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:32:17,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:32:17,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1281880158, now seen corresponding path program 1 times [2023-11-29 01:32:17,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:32:17,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087546015] [2023-11-29 01:32:17,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:32:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:32:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:18,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:32:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:18,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:32:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:18,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 01:32:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:18,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-29 01:32:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:18,282 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 01:32:18,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:32:18,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087546015] [2023-11-29 01:32:18,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087546015] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:32:18,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:32:18,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:32:18,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067225762] [2023-11-29 01:32:18,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:32:18,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:32:18,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:32:18,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:32:18,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:32:18,284 INFO L87 Difference]: Start difference. First operand 1638 states and 2284 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 01:32:31,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:32:31,468 INFO L93 Difference]: Finished difference Result 3682 states and 5327 transitions. [2023-11-29 01:32:31,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:32:31,469 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 01:32:31,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:32:31,474 INFO L225 Difference]: With dead ends: 3682 [2023-11-29 01:32:31,474 INFO L226 Difference]: Without dead ends: 2279 [2023-11-29 01:32:31,476 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 01:32:31,477 INFO L413 NwaCegarLoop]: 716 mSDtfsCounter, 3281 mSDsluCounter, 4635 mSDsCounter, 0 mSdLazyCounter, 9292 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3348 SdHoareTripleChecker+Valid, 5351 SdHoareTripleChecker+Invalid, 9756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 9292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:32:31,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3348 Valid, 5351 Invalid, 9756 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [464 Valid, 9292 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2023-11-29 01:32:31,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2279 states. [2023-11-29 01:32:31,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2279 to 1641. [2023-11-29 01:32:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1641 states, 1411 states have (on average 1.4911410347271439) internal successors, (2104), 1520 states have internal predecessors, (2104), 95 states have call successors, (95), 35 states have call predecessors, (95), 34 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:32:31,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1641 states and 2287 transitions. [2023-11-29 01:32:31,580 INFO L78 Accepts]: Start accepts. Automaton has 1641 states and 2287 transitions. Word has length 142 [2023-11-29 01:32:31,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:32:31,580 INFO L495 AbstractCegarLoop]: Abstraction has 1641 states and 2287 transitions. [2023-11-29 01:32:31,580 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 01:32:31,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2287 transitions. [2023-11-29 01:32:31,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:32:31,581 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:32:31,582 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 01:32:31,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-11-29 01:32:31,582 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:32:31,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:32:31,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1469436635, now seen corresponding path program 1 times [2023-11-29 01:32:31,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:32:31,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686488263] [2023-11-29 01:32:31,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:32:31,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:32:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:31,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:32:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:31,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:32:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:31,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:32:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:31,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:32:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:31,958 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 01:32:31,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:32:31,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686488263] [2023-11-29 01:32:31,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686488263] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:32:31,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:32:31,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:32:31,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084287225] [2023-11-29 01:32:31,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:32:31,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:32:31,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:32:31,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:32:31,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:32:31,959 INFO L87 Difference]: Start difference. First operand 1641 states and 2287 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 01:32:36,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 01:32:42,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:32:42,800 INFO L93 Difference]: Finished difference Result 3678 states and 5319 transitions. [2023-11-29 01:32:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:32:42,801 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 01:32:42,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:32:42,805 INFO L225 Difference]: With dead ends: 3678 [2023-11-29 01:32:42,805 INFO L226 Difference]: Without dead ends: 2277 [2023-11-29 01:32:42,807 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 01:32:42,808 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 3284 mSDsluCounter, 3265 mSDsCounter, 0 mSdLazyCounter, 6438 mSolverCounterSat, 456 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3356 SdHoareTripleChecker+Valid, 3982 SdHoareTripleChecker+Invalid, 6894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 456 IncrementalHoareTripleChecker+Valid, 6438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:32:42,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3356 Valid, 3982 Invalid, 6894 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [456 Valid, 6438 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2023-11-29 01:32:42,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2277 states. [2023-11-29 01:32:42,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2277 to 1643. [2023-11-29 01:32:42,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1643 states, 1413 states have (on average 1.4904458598726114) internal successors, (2106), 1522 states have internal predecessors, (2106), 95 states have call successors, (95), 35 states have call predecessors, (95), 34 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:32:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 2289 transitions. [2023-11-29 01:32:42,883 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 2289 transitions. Word has length 144 [2023-11-29 01:32:42,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:32:42,884 INFO L495 AbstractCegarLoop]: Abstraction has 1643 states and 2289 transitions. [2023-11-29 01:32:42,884 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 01:32:42,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2289 transitions. [2023-11-29 01:32:42,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:32:42,885 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:32:42,885 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 01:32:42,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-11-29 01:32:42,885 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:32:42,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:32:42,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1949511655, now seen corresponding path program 1 times [2023-11-29 01:32:42,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:32:42,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840166031] [2023-11-29 01:32:42,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:32:42,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:32:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:43,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:32:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:43,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:32:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:43,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:32:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:43,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:32:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:43,332 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 01:32:43,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:32:43,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840166031] [2023-11-29 01:32:43,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840166031] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:32:43,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:32:43,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:32:43,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177444920] [2023-11-29 01:32:43,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:32:43,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:32:43,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:32:43,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:32:43,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:32:43,334 INFO L87 Difference]: Start difference. First operand 1643 states and 2289 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 01:32:53,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:32:53,975 INFO L93 Difference]: Finished difference Result 3686 states and 5330 transitions. [2023-11-29 01:32:53,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:32:53,976 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 01:32:53,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:32:53,979 INFO L225 Difference]: With dead ends: 3686 [2023-11-29 01:32:53,979 INFO L226 Difference]: Without dead ends: 2283 [2023-11-29 01:32:53,982 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 01:32:53,982 INFO L413 NwaCegarLoop]: 725 mSDtfsCounter, 3285 mSDsluCounter, 3993 mSDsCounter, 0 mSdLazyCounter, 7750 mSolverCounterSat, 473 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3356 SdHoareTripleChecker+Valid, 4718 SdHoareTripleChecker+Invalid, 8223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 473 IncrementalHoareTripleChecker+Valid, 7750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:32:53,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3356 Valid, 4718 Invalid, 8223 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [473 Valid, 7750 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2023-11-29 01:32:53,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2023-11-29 01:32:54,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 1642. [2023-11-29 01:32:54,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1642 states, 1412 states have (on average 1.4900849858356942) internal successors, (2104), 1521 states have internal predecessors, (2104), 95 states have call successors, (95), 35 states have call predecessors, (95), 34 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-29 01:32:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1642 states and 2287 transitions. [2023-11-29 01:32:54,062 INFO L78 Accepts]: Start accepts. Automaton has 1642 states and 2287 transitions. Word has length 144 [2023-11-29 01:32:54,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:32:54,063 INFO L495 AbstractCegarLoop]: Abstraction has 1642 states and 2287 transitions. [2023-11-29 01:32:54,063 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 01:32:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2287 transitions. [2023-11-29 01:32:54,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:32:54,064 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:32:54,064 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 01:32:54,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-11-29 01:32:54,064 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:32:54,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:32:54,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1138823484, now seen corresponding path program 1 times [2023-11-29 01:32:54,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:32:54,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231446436] [2023-11-29 01:32:54,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:32:54,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:32:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:54,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:32:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:54,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:32:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:54,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:32:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:55,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:32:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:32:55,188 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 01:32:55,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:32:55,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231446436] [2023-11-29 01:32:55,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231446436] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:32:55,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:32:55,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-29 01:32:55,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152654442] [2023-11-29 01:32:55,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:32:55,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:32:55,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:32:55,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:32:55,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:32:55,190 INFO L87 Difference]: Start difference. First operand 1642 states and 2287 transitions. Second operand has 11 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 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 01:33:11,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:33:11,136 INFO L93 Difference]: Finished difference Result 3657 states and 5287 transitions. [2023-11-29 01:33:11,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:33:11,137 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 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 144 [2023-11-29 01:33:11,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:33:11,142 INFO L225 Difference]: With dead ends: 3657 [2023-11-29 01:33:11,142 INFO L226 Difference]: Without dead ends: 2286 [2023-11-29 01:33:11,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=347, Unknown=0, NotChecked=0, Total=462 [2023-11-29 01:33:11,146 INFO L413 NwaCegarLoop]: 715 mSDtfsCounter, 3297 mSDsluCounter, 6030 mSDsCounter, 0 mSdLazyCounter, 11907 mSolverCounterSat, 479 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3368 SdHoareTripleChecker+Valid, 6745 SdHoareTripleChecker+Invalid, 12386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 479 IncrementalHoareTripleChecker+Valid, 11907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:33:11,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3368 Valid, 6745 Invalid, 12386 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [479 Valid, 11907 Invalid, 0 Unknown, 0 Unchecked, 15.3s Time] [2023-11-29 01:33:11,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2023-11-29 01:33:11,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 1647. [2023-11-29 01:33:11,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1647 states, 1416 states have (on average 1.4901129943502824) internal successors, (2110), 1526 states have internal predecessors, (2110), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:33:11,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1647 states and 2294 transitions. [2023-11-29 01:33:11,271 INFO L78 Accepts]: Start accepts. Automaton has 1647 states and 2294 transitions. Word has length 144 [2023-11-29 01:33:11,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:33:11,272 INFO L495 AbstractCegarLoop]: Abstraction has 1647 states and 2294 transitions. [2023-11-29 01:33:11,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 8.555555555555555) internal successors, (77), 8 states have internal predecessors, (77), 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 01:33:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2294 transitions. [2023-11-29 01:33:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:33:11,273 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:11,274 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 01:33:11,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-11-29 01:33:11,274 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:33:11,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:11,274 INFO L85 PathProgramCache]: Analyzing trace with hash 218012377, now seen corresponding path program 1 times [2023-11-29 01:33:11,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:33:11,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957780429] [2023-11-29 01:33:11,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:11,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:33:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:12,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:33:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:12,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:33:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:12,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:33:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:12,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:33:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:12,380 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 01:33:12,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:33:12,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957780429] [2023-11-29 01:33:12,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957780429] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:33:12,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:33:12,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:33:12,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618072294] [2023-11-29 01:33:12,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:33:12,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:33:12,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:33:12,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:33:12,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:33:12,382 INFO L87 Difference]: Start difference. First operand 1647 states and 2294 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 01:33:22,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:33:22,311 INFO L93 Difference]: Finished difference Result 3598 states and 5213 transitions. [2023-11-29 01:33:22,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:33:22,312 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 01:33:22,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:33:22,316 INFO L225 Difference]: With dead ends: 3598 [2023-11-29 01:33:22,316 INFO L226 Difference]: Without dead ends: 2283 [2023-11-29 01:33:22,318 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 01:33:22,319 INFO L413 NwaCegarLoop]: 683 mSDtfsCounter, 6221 mSDsluCounter, 2778 mSDsCounter, 0 mSdLazyCounter, 6336 mSolverCounterSat, 870 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6247 SdHoareTripleChecker+Valid, 3461 SdHoareTripleChecker+Invalid, 7206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 870 IncrementalHoareTripleChecker+Valid, 6336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:33:22,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6247 Valid, 3461 Invalid, 7206 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [870 Valid, 6336 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2023-11-29 01:33:22,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2283 states. [2023-11-29 01:33:22,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2283 to 1647. [2023-11-29 01:33:22,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1647 states, 1416 states have (on average 1.4894067796610169) internal successors, (2109), 1526 states have internal predecessors, (2109), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:33:22,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1647 states and 2293 transitions. [2023-11-29 01:33:22,452 INFO L78 Accepts]: Start accepts. Automaton has 1647 states and 2293 transitions. Word has length 144 [2023-11-29 01:33:22,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:33:22,453 INFO L495 AbstractCegarLoop]: Abstraction has 1647 states and 2293 transitions. [2023-11-29 01:33:22,453 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 01:33:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2293 transitions. [2023-11-29 01:33:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:33:22,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:22,454 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 01:33:22,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2023-11-29 01:33:22,454 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:33:22,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:22,454 INFO L85 PathProgramCache]: Analyzing trace with hash -599636073, now seen corresponding path program 1 times [2023-11-29 01:33:22,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:33:22,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946384272] [2023-11-29 01:33:22,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:22,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:33:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:23,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:33:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:23,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:33:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:23,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:33:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:23,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:33:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:23,304 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 01:33:23,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:33:23,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946384272] [2023-11-29 01:33:23,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946384272] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:33:23,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:33:23,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:33:23,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980584414] [2023-11-29 01:33:23,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:33:23,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:33:23,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:33:23,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:33:23,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:33:23,306 INFO L87 Difference]: Start difference. First operand 1647 states and 2293 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 01:33:33,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:33:33,459 INFO L93 Difference]: Finished difference Result 3707 states and 5352 transitions. [2023-11-29 01:33:33,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:33:33,460 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 01:33:33,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:33:33,464 INFO L225 Difference]: With dead ends: 3707 [2023-11-29 01:33:33,464 INFO L226 Difference]: Without dead ends: 2282 [2023-11-29 01:33:33,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:33:33,468 INFO L413 NwaCegarLoop]: 718 mSDtfsCounter, 3312 mSDsluCounter, 3287 mSDsCounter, 0 mSdLazyCounter, 6259 mSolverCounterSat, 483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3380 SdHoareTripleChecker+Valid, 4005 SdHoareTripleChecker+Invalid, 6742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 483 IncrementalHoareTripleChecker+Valid, 6259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:33:33,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3380 Valid, 4005 Invalid, 6742 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [483 Valid, 6259 Invalid, 0 Unknown, 0 Unchecked, 9.6s Time] [2023-11-29 01:33:33,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2282 states. [2023-11-29 01:33:33,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2282 to 1648. [2023-11-29 01:33:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1648 states, 1417 states have (on average 1.489061397318278) internal successors, (2110), 1527 states have internal predecessors, (2110), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:33:33,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2294 transitions. [2023-11-29 01:33:33,563 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2294 transitions. Word has length 144 [2023-11-29 01:33:33,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:33:33,563 INFO L495 AbstractCegarLoop]: Abstraction has 1648 states and 2294 transitions. [2023-11-29 01:33:33,563 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 01:33:33,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2294 transitions. [2023-11-29 01:33:33,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:33:33,564 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:33,565 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 01:33:33,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2023-11-29 01:33:33,565 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:33:33,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:33,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1182761390, now seen corresponding path program 1 times [2023-11-29 01:33:33,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:33:33,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041711678] [2023-11-29 01:33:33,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:33,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:33:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:34,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:33:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:34,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:33:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:34,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:33:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:34,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:33:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:34,438 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 01:33:34,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:33:34,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041711678] [2023-11-29 01:33:34,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041711678] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:33:34,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634543984] [2023-11-29 01:33:34,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:34,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:33:34,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:33:34,440 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:33:34,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 01:33:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:35,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:33:35,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:33:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-29 01:33:35,758 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:33:35,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634543984] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:33:35,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:33:35,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2023-11-29 01:33:35,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496507234] [2023-11-29 01:33:35,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:33:35,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:33:35,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:33:35,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:33:35,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:33:35,759 INFO L87 Difference]: Start difference. First operand 1648 states and 2294 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (4), 2 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 01:33:37,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:33:37,595 INFO L93 Difference]: Finished difference Result 3052 states and 4327 transitions. [2023-11-29 01:33:37,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:33:37,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (4), 2 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 145 [2023-11-29 01:33:37,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:33:37,598 INFO L225 Difference]: With dead ends: 3052 [2023-11-29 01:33:37,598 INFO L226 Difference]: Without dead ends: 1651 [2023-11-29 01:33:37,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:33:37,602 INFO L413 NwaCegarLoop]: 1916 mSDtfsCounter, 18 mSDsluCounter, 5698 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 7614 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:33:37,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 7614 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 01:33:37,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1651 states. [2023-11-29 01:33:37,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1651 to 1650. [2023-11-29 01:33:37,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1650 states, 1419 states have (on average 1.4883720930232558) internal successors, (2112), 1529 states have internal predecessors, (2112), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:33:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1650 states and 2296 transitions. [2023-11-29 01:33:37,700 INFO L78 Accepts]: Start accepts. Automaton has 1650 states and 2296 transitions. Word has length 145 [2023-11-29 01:33:37,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:33:37,700 INFO L495 AbstractCegarLoop]: Abstraction has 1650 states and 2296 transitions. [2023-11-29 01:33:37,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (4), 2 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 01:33:37,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 2296 transitions. [2023-11-29 01:33:37,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:33:37,701 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:37,701 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 01:33:37,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-29 01:33:37,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2023-11-29 01:33:37,902 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:33:37,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:37,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1198280108, now seen corresponding path program 1 times [2023-11-29 01:33:37,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:33:37,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743450783] [2023-11-29 01:33:37,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:37,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:33:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:38,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:33:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:38,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:33:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:38,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:33:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:38,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:33:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:38,696 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 01:33:38,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:33:38,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743450783] [2023-11-29 01:33:38,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743450783] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:33:38,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398144328] [2023-11-29 01:33:38,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:38,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:33:38,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:33:38,698 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:33:38,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 01:33:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:39,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-29 01:33:39,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:33:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-29 01:33:40,933 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:33:40,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398144328] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:33:40,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:33:40,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 14 [2023-11-29 01:33:40,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975064373] [2023-11-29 01:33:40,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:33:40,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:33:40,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:33:40,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:33:40,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:33:40,935 INFO L87 Difference]: Start difference. First operand 1650 states and 2296 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:33:43,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:33:43,713 INFO L93 Difference]: Finished difference Result 2983 states and 4238 transitions. [2023-11-29 01:33:43,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:33:43,713 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 145 [2023-11-29 01:33:43,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:33:43,718 INFO L225 Difference]: With dead ends: 2983 [2023-11-29 01:33:43,718 INFO L226 Difference]: Without dead ends: 1669 [2023-11-29 01:33:43,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:33:43,722 INFO L413 NwaCegarLoop]: 1881 mSDtfsCounter, 4583 mSDsluCounter, 6267 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4583 SdHoareTripleChecker+Valid, 8148 SdHoareTripleChecker+Invalid, 1146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:33:43,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4583 Valid, 8148 Invalid, 1146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 949 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-29 01:33:43,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1669 states. [2023-11-29 01:33:43,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1669 to 1650. [2023-11-29 01:33:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1650 states, 1419 states have (on average 1.4876673713883015) internal successors, (2111), 1529 states have internal predecessors, (2111), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:33:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1650 states and 2295 transitions. [2023-11-29 01:33:43,828 INFO L78 Accepts]: Start accepts. Automaton has 1650 states and 2295 transitions. Word has length 145 [2023-11-29 01:33:43,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:33:43,829 INFO L495 AbstractCegarLoop]: Abstraction has 1650 states and 2295 transitions. [2023-11-29 01:33:43,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 7 states have internal predecessors, (78), 3 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 01:33:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 2295 transitions. [2023-11-29 01:33:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 01:33:43,830 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:43,830 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 01:33:43,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-29 01:33:44,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:33:44,031 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:33:44,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:44,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1407743446, now seen corresponding path program 1 times [2023-11-29 01:33:44,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:33:44,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904712266] [2023-11-29 01:33:44,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:44,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:33:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:44,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:33:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:44,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:33:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:44,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:33:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:44,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:33:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:44,715 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 01:33:44,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:33:44,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904712266] [2023-11-29 01:33:44,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904712266] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:33:44,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1617824662] [2023-11-29 01:33:44,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:44,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:33:44,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:33:44,717 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:33:44,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 01:33:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:45,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 01:33:45,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:33:46,000 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 01:33:46,000 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:33:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-29 01:33:46,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1617824662] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 01:33:46,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:33:46,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8, 6] total 13 [2023-11-29 01:33:46,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191955668] [2023-11-29 01:33:46,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:33:46,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:33:46,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:33:46,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:33:46,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:33:46,069 INFO L87 Difference]: Start difference. First operand 1650 states and 2295 transitions. Second operand has 4 states, 3 states have (on average 26.0) internal successors, (78), 4 states have internal predecessors, (78), 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 01:33:46,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:33:46,866 INFO L93 Difference]: Finished difference Result 2971 states and 4220 transitions. [2023-11-29 01:33:46,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:33:46,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 26.0) internal successors, (78), 4 states have internal predecessors, (78), 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 145 [2023-11-29 01:33:46,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:33:46,870 INFO L225 Difference]: With dead ends: 2971 [2023-11-29 01:33:46,870 INFO L226 Difference]: Without dead ends: 1651 [2023-11-29 01:33:46,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:33:46,873 INFO L413 NwaCegarLoop]: 1917 mSDtfsCounter, 0 mSDsluCounter, 1916 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3833 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:33:46,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3833 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-29 01:33:46,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1651 states. [2023-11-29 01:33:46,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1651 to 1651. [2023-11-29 01:33:46,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1651 states, 1420 states have (on average 1.4873239436619718) internal successors, (2112), 1530 states have internal predecessors, (2112), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:33:47,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1651 states and 2296 transitions. [2023-11-29 01:33:47,003 INFO L78 Accepts]: Start accepts. Automaton has 1651 states and 2296 transitions. Word has length 145 [2023-11-29 01:33:47,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:33:47,004 INFO L495 AbstractCegarLoop]: Abstraction has 1651 states and 2296 transitions. [2023-11-29 01:33:47,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 26.0) internal successors, (78), 4 states have internal predecessors, (78), 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 01:33:47,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2296 transitions. [2023-11-29 01:33:47,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-29 01:33:47,005 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:33:47,005 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, 1] [2023-11-29 01:33:47,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 01:33:47,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:33:47,206 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:33:47,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:33:47,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1095889882, now seen corresponding path program 1 times [2023-11-29 01:33:47,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:33:47,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774230774] [2023-11-29 01:33:47,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:47,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:33:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:47,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:33:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:47,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:33:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:47,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:33:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:47,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 01:33:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:47,817 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-29 01:33:47,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:33:47,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774230774] [2023-11-29 01:33:47,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774230774] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:33:47,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676332598] [2023-11-29 01:33:47,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:33:47,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:33:47,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:33:47,819 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:33:47,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-29 01:33:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:33:49,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 2128 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:33:49,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:33:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:33:49,192 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:33:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-29 01:33:49,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676332598] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:33:49,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:33:49,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 5] total 14 [2023-11-29 01:33:49,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989977111] [2023-11-29 01:33:49,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:33:49,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 01:33:49,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:33:49,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 01:33:49,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:33:49,302 INFO L87 Difference]: Start difference. First operand 1651 states and 2296 transitions. Second operand has 14 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 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 01:34:06,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:34:06,843 INFO L93 Difference]: Finished difference Result 3719 states and 5367 transitions. [2023-11-29 01:34:06,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 01:34:06,844 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 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 146 [2023-11-29 01:34:06,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:34:06,848 INFO L225 Difference]: With dead ends: 3719 [2023-11-29 01:34:06,848 INFO L226 Difference]: Without dead ends: 2289 [2023-11-29 01:34:06,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2023-11-29 01:34:06,850 INFO L413 NwaCegarLoop]: 716 mSDtfsCounter, 3315 mSDsluCounter, 5364 mSDsCounter, 0 mSdLazyCounter, 10290 mSolverCounterSat, 488 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3381 SdHoareTripleChecker+Valid, 6080 SdHoareTripleChecker+Invalid, 10778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 488 IncrementalHoareTripleChecker+Valid, 10290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:34:06,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3381 Valid, 6080 Invalid, 10778 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [488 Valid, 10290 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2023-11-29 01:34:06,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2289 states. [2023-11-29 01:34:06,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2289 to 1655. [2023-11-29 01:34:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1655 states, 1424 states have (on average 1.4859550561797752) internal successors, (2116), 1534 states have internal predecessors, (2116), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:34:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2300 transitions. [2023-11-29 01:34:06,950 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2300 transitions. Word has length 146 [2023-11-29 01:34:06,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:34:06,951 INFO L495 AbstractCegarLoop]: Abstraction has 1655 states and 2300 transitions. [2023-11-29 01:34:06,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 10.727272727272727) internal successors, (118), 11 states have internal predecessors, (118), 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 01:34:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2300 transitions. [2023-11-29 01:34:06,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 01:34:06,952 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:34:06,952 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 2, 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 01:34:06,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-11-29 01:34:07,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:34:07,152 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:34:07,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:34:07,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1039052805, now seen corresponding path program 2 times [2023-11-29 01:34:07,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:34:07,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347187872] [2023-11-29 01:34:07,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:34:07,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:34:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:07,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:34:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:07,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:34:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:07,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:34:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:07,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 01:34:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:34:07,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:34:07,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347187872] [2023-11-29 01:34:07,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347187872] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:34:07,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501542480] [2023-11-29 01:34:07,835 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:34:07,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:34:07,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:34:07,836 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:34:07,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-29 01:34:09,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:34:09,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:34:09,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:34:09,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:34:09,396 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 16 treesize of output 17 [2023-11-29 01:34:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2023-11-29 01:34:09,543 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:34:09,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501542480] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:34:09,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:34:09,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2023-11-29 01:34:09,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596342285] [2023-11-29 01:34:09,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:34:09,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:34:09,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:34:09,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:34:09,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:34:09,545 INFO L87 Difference]: Start difference. First operand 1655 states and 2300 transitions. Second operand has 7 states, 6 states have (on average 13.166666666666666) internal successors, (79), 7 states have internal predecessors, (79), 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 01:34:12,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:34:12,316 INFO L93 Difference]: Finished difference Result 3036 states and 4298 transitions. [2023-11-29 01:34:12,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:34:12,316 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.166666666666666) internal successors, (79), 7 states have internal predecessors, (79), 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 150 [2023-11-29 01:34:12,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:34:12,319 INFO L225 Difference]: With dead ends: 3036 [2023-11-29 01:34:12,319 INFO L226 Difference]: Without dead ends: 1661 [2023-11-29 01:34:12,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:34:12,321 INFO L413 NwaCegarLoop]: 1908 mSDtfsCounter, 19 mSDsluCounter, 9504 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 11412 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:34:12,321 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 11412 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 01:34:12,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2023-11-29 01:34:12,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1657. [2023-11-29 01:34:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1657 states, 1426 states have (on average 1.4859747545582047) internal successors, (2119), 1536 states have internal predecessors, (2119), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:34:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1657 states and 2303 transitions. [2023-11-29 01:34:12,416 INFO L78 Accepts]: Start accepts. Automaton has 1657 states and 2303 transitions. Word has length 150 [2023-11-29 01:34:12,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:34:12,416 INFO L495 AbstractCegarLoop]: Abstraction has 1657 states and 2303 transitions. [2023-11-29 01:34:12,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.166666666666666) internal successors, (79), 7 states have internal predecessors, (79), 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 01:34:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2303 transitions. [2023-11-29 01:34:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-29 01:34:12,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:34:12,417 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 2, 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 01:34:12,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-11-29 01:34:12,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2023-11-29 01:34:12,618 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:34:12,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:34:12,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1416311841, now seen corresponding path program 1 times [2023-11-29 01:34:12,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:34:12,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826167271] [2023-11-29 01:34:12,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:34:12,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:34:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:13,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:34:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:13,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:34:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:13,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:34:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:13,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-29 01:34:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:13,341 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2023-11-29 01:34:13,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:34:13,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826167271] [2023-11-29 01:34:13,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826167271] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:34:13,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:34:13,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:34:13,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134142748] [2023-11-29 01:34:13,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:34:13,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:34:13,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:34:13,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:34:13,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:34:13,343 INFO L87 Difference]: Start difference. First operand 1657 states and 2303 transitions. Second operand has 9 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 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 01:34:26,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:34:26,532 INFO L93 Difference]: Finished difference Result 3673 states and 5298 transitions. [2023-11-29 01:34:26,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:34:26,532 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 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 151 [2023-11-29 01:34:26,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:34:26,536 INFO L225 Difference]: With dead ends: 3673 [2023-11-29 01:34:26,536 INFO L226 Difference]: Without dead ends: 2298 [2023-11-29 01:34:26,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 8 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 01:34:26,538 INFO L413 NwaCegarLoop]: 713 mSDtfsCounter, 3292 mSDsluCounter, 4632 mSDsCounter, 0 mSdLazyCounter, 9173 mSolverCounterSat, 469 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3366 SdHoareTripleChecker+Valid, 5345 SdHoareTripleChecker+Invalid, 9642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 469 IncrementalHoareTripleChecker+Valid, 9173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2023-11-29 01:34:26,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3366 Valid, 5345 Invalid, 9642 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [469 Valid, 9173 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2023-11-29 01:34:26,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2298 states. [2023-11-29 01:34:26,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2298 to 1657. [2023-11-29 01:34:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1657 states, 1426 states have (on average 1.4859747545582047) internal successors, (2119), 1536 states have internal predecessors, (2119), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:34:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1657 states and 2303 transitions. [2023-11-29 01:34:26,698 INFO L78 Accepts]: Start accepts. Automaton has 1657 states and 2303 transitions. Word has length 151 [2023-11-29 01:34:26,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:34:26,698 INFO L495 AbstractCegarLoop]: Abstraction has 1657 states and 2303 transitions. [2023-11-29 01:34:26,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.0) internal successors, (80), 6 states have internal predecessors, (80), 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 01:34:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2303 transitions. [2023-11-29 01:34:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-29 01:34:26,700 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:34:26,700 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 4, 2, 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 01:34:26,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2023-11-29 01:34:26,700 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:34:26,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:34:26,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1067038161, now seen corresponding path program 1 times [2023-11-29 01:34:26,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:34:26,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274729478] [2023-11-29 01:34:26,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:34:26,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:34:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:27,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:34:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:27,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:34:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:27,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 01:34:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-29 01:34:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:27,405 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2023-11-29 01:34:27,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:34:27,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274729478] [2023-11-29 01:34:27,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274729478] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:34:27,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [45279035] [2023-11-29 01:34:27,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:34:27,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:34:27,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:34:27,406 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:34:27,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-29 01:34:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:34:31,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 2202 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 01:34:31,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:34:31,751 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-29 01:34:31,751 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:34:32,098 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2023-11-29 01:34:32,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [45279035] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:34:32,098 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:34:32,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 8] total 23 [2023-11-29 01:34:32,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412497027] [2023-11-29 01:34:32,099 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:34:32,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-11-29 01:34:32,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:34:32,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-11-29 01:34:32,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=425, Unknown=0, NotChecked=0, Total=506 [2023-11-29 01:34:32,100 INFO L87 Difference]: Start difference. First operand 1657 states and 2303 transitions. Second operand has 23 states, 20 states have (on average 6.55) internal successors, (131), 20 states have internal predecessors, (131), 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 01:35:04,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:04,517 INFO L93 Difference]: Finished difference Result 3736 states and 5392 transitions. [2023-11-29 01:35:04,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-29 01:35:04,518 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 20 states have (on average 6.55) internal successors, (131), 20 states have internal predecessors, (131), 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 154 [2023-11-29 01:35:04,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:04,522 INFO L225 Difference]: With dead ends: 3736 [2023-11-29 01:35:04,522 INFO L226 Difference]: Without dead ends: 2301 [2023-11-29 01:35:04,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=331, Invalid=1649, Unknown=0, NotChecked=0, Total=1980 [2023-11-29 01:35:04,525 INFO L413 NwaCegarLoop]: 716 mSDtfsCounter, 3310 mSDsluCounter, 9530 mSDsCounter, 0 mSdLazyCounter, 18842 mSolverCounterSat, 488 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3379 SdHoareTripleChecker+Valid, 10246 SdHoareTripleChecker+Invalid, 19330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 488 IncrementalHoareTripleChecker+Valid, 18842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:04,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3379 Valid, 10246 Invalid, 19330 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [488 Valid, 18842 Invalid, 0 Unknown, 0 Unchecked, 30.4s Time] [2023-11-29 01:35:04,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2301 states. [2023-11-29 01:35:04,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2301 to 1664. [2023-11-29 01:35:04,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1664 states, 1433 states have (on average 1.4836008374040475) internal successors, (2126), 1543 states have internal predecessors, (2126), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:35:04,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1664 states and 2310 transitions. [2023-11-29 01:35:04,632 INFO L78 Accepts]: Start accepts. Automaton has 1664 states and 2310 transitions. Word has length 154 [2023-11-29 01:35:04,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:04,632 INFO L495 AbstractCegarLoop]: Abstraction has 1664 states and 2310 transitions. [2023-11-29 01:35:04,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 20 states have (on average 6.55) internal successors, (131), 20 states have internal predecessors, (131), 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 01:35:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2310 transitions. [2023-11-29 01:35:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-29 01:35:04,633 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:04,633 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 3, 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 01:35:04,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-11-29 01:35:04,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2023-11-29 01:35:04,834 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:35:04,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:04,834 INFO L85 PathProgramCache]: Analyzing trace with hash -43332532, now seen corresponding path program 2 times [2023-11-29 01:35:04,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:04,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192971082] [2023-11-29 01:35:04,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:04,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:35:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:35:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 01:35:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 01:35:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2023-11-29 01:35:05,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:05,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192971082] [2023-11-29 01:35:05,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192971082] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:35:05,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149379539] [2023-11-29 01:35:05,665 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:35:05,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:35:05,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:35:05,666 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:35:05,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-11-29 01:35:10,940 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 01:35:10,940 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:35:10,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 2307 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-29 01:35:10,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:35:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-29 01:35:11,233 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:35:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-29 01:35:11,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149379539] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:35:11,929 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:35:11,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14, 14] total 34 [2023-11-29 01:35:11,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010578623] [2023-11-29 01:35:11,930 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:35:11,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-11-29 01:35:11,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:11,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-11-29 01:35:11,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=911, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 01:35:11,932 INFO L87 Difference]: Start difference. First operand 1664 states and 2310 transitions. Second operand has 34 states, 31 states have (on average 4.516129032258065) internal successors, (140), 31 states have internal predecessors, (140), 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 01:36:08,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:36:08,299 INFO L93 Difference]: Finished difference Result 3757 states and 5422 transitions. [2023-11-29 01:36:08,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-29 01:36:08,300 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 31 states have (on average 4.516129032258065) internal successors, (140), 31 states have internal predecessors, (140), 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 161 [2023-11-29 01:36:08,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:36:08,304 INFO L225 Difference]: With dead ends: 3757 [2023-11-29 01:36:08,304 INFO L226 Difference]: Without dead ends: 2316 [2023-11-29 01:36:08,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 640 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=841, Invalid=3851, Unknown=0, NotChecked=0, Total=4692 [2023-11-29 01:36:08,308 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 3327 mSDsluCounter, 15083 mSDsCounter, 0 mSdLazyCounter, 30677 mSolverCounterSat, 466 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3398 SdHoareTripleChecker+Valid, 15800 SdHoareTripleChecker+Invalid, 31143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 466 IncrementalHoareTripleChecker+Valid, 30677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:36:08,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3398 Valid, 15800 Invalid, 31143 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [466 Valid, 30677 Invalid, 0 Unknown, 0 Unchecked, 42.4s Time] [2023-11-29 01:36:08,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2316 states. [2023-11-29 01:36:08,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2316 to 1677. [2023-11-29 01:36:08,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1677 states, 1446 states have (on average 1.479253112033195) internal successors, (2139), 1556 states have internal predecessors, (2139), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:36:08,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1677 states and 2323 transitions. [2023-11-29 01:36:08,424 INFO L78 Accepts]: Start accepts. Automaton has 1677 states and 2323 transitions. Word has length 161 [2023-11-29 01:36:08,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:36:08,424 INFO L495 AbstractCegarLoop]: Abstraction has 1677 states and 2323 transitions. [2023-11-29 01:36:08,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 31 states have (on average 4.516129032258065) internal successors, (140), 31 states have internal predecessors, (140), 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 01:36:08,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2323 transitions. [2023-11-29 01:36:08,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 01:36:08,425 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:36:08,426 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:36:08,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-11-29 01:36:08,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2023-11-29 01:36:08,626 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:36:08,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:36:08,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1878197580, now seen corresponding path program 1 times [2023-11-29 01:36:08,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:36:08,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316377954] [2023-11-29 01:36:08,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:36:08,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:36:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:09,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:36:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:09,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:36:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:09,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 01:36:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2023-11-29 01:36:09,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:36:09,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316377954] [2023-11-29 01:36:09,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316377954] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:36:09,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147421805] [2023-11-29 01:36:09,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:36:09,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:36:09,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:36:09,263 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:36:09,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-11-29 01:36:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:10,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 2139 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 01:36:10,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:36:10,698 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2023-11-29 01:36:10,698 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:36:10,997 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2023-11-29 01:36:10,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147421805] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:36:10,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:36:10,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 26 [2023-11-29 01:36:10,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66844771] [2023-11-29 01:36:10,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:36:10,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-11-29 01:36:10,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:36:10,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-11-29 01:36:10,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=398, Unknown=0, NotChecked=0, Total=702 [2023-11-29 01:36:10,999 INFO L87 Difference]: Start difference. First operand 1677 states and 2323 transitions. Second operand has 27 states, 26 states have (on average 5.961538461538462) internal successors, (155), 25 states have internal predecessors, (155), 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 01:36:21,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:36:21,440 INFO L93 Difference]: Finished difference Result 8651 states and 12762 transitions. [2023-11-29 01:36:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-11-29 01:36:21,441 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 5.961538461538462) internal successors, (155), 25 states have internal predecessors, (155), 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 166 [2023-11-29 01:36:21,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:36:21,449 INFO L225 Difference]: With dead ends: 8651 [2023-11-29 01:36:21,449 INFO L226 Difference]: Without dead ends: 8650 [2023-11-29 01:36:21,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=308, Invalid=448, Unknown=0, NotChecked=0, Total=756 [2023-11-29 01:36:21,451 INFO L413 NwaCegarLoop]: 1494 mSDtfsCounter, 14997 mSDsluCounter, 17733 mSDsCounter, 0 mSdLazyCounter, 4547 mSolverCounterSat, 490 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15147 SdHoareTripleChecker+Valid, 19227 SdHoareTripleChecker+Invalid, 5037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 490 IncrementalHoareTripleChecker+Valid, 4547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:36:21,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15147 Valid, 19227 Invalid, 5037 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [490 Valid, 4547 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-29 01:36:21,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8650 states. [2023-11-29 01:36:21,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8650 to 1725. [2023-11-29 01:36:21,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1725 states, 1494 states have (on average 1.4718875502008033) internal successors, (2199), 1604 states have internal predecessors, (2199), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:36:21,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1725 states and 2383 transitions. [2023-11-29 01:36:21,601 INFO L78 Accepts]: Start accepts. Automaton has 1725 states and 2383 transitions. Word has length 166 [2023-11-29 01:36:21,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:36:21,601 INFO L495 AbstractCegarLoop]: Abstraction has 1725 states and 2383 transitions. [2023-11-29 01:36:21,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 5.961538461538462) internal successors, (155), 25 states have internal predecessors, (155), 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 01:36:21,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2383 transitions. [2023-11-29 01:36:21,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-29 01:36:21,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:36:21,602 INFO L195 NwaCegarLoop]: trace histogram [22, 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 01:36:21,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2023-11-29 01:36:21,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:36:21,803 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:36:21,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:36:21,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1852370545, now seen corresponding path program 3 times [2023-11-29 01:36:21,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:36:21,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833247269] [2023-11-29 01:36:21,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:36:21,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:36:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:22,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:36:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:36:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:22,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 01:36:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:22,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 01:36:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2023-11-29 01:36:22,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:36:22,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833247269] [2023-11-29 01:36:22,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833247269] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:36:22,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554153529] [2023-11-29 01:36:22,743 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 01:36:22,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:36:22,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:36:22,744 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:36:22,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-11-29 01:36:31,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-11-29 01:36:31,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:36:31,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 1909 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:36:31,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:36:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2023-11-29 01:36:31,408 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:36:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2023-11-29 01:36:31,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [554153529] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:36:31,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:36:31,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 8] total 22 [2023-11-29 01:36:31,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591681288] [2023-11-29 01:36:31,609 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:36:31,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-29 01:36:31,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:36:31,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-29 01:36:31,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2023-11-29 01:36:31,611 INFO L87 Difference]: Start difference. First operand 1725 states and 2383 transitions. Second operand has 22 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 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 01:36:50,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:36:50,254 INFO L93 Difference]: Finished difference Result 3878 states and 5570 transitions. [2023-11-29 01:36:50,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-29 01:36:50,255 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 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 174 [2023-11-29 01:36:50,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:36:50,259 INFO L225 Difference]: With dead ends: 3878 [2023-11-29 01:36:50,259 INFO L226 Difference]: Without dead ends: 2378 [2023-11-29 01:36:50,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=401, Invalid=1321, Unknown=0, NotChecked=0, Total=1722 [2023-11-29 01:36:50,262 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 3278 mSDsluCounter, 5363 mSDsCounter, 0 mSdLazyCounter, 10915 mSolverCounterSat, 459 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3350 SdHoareTripleChecker+Valid, 6080 SdHoareTripleChecker+Invalid, 11374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 459 IncrementalHoareTripleChecker+Valid, 10915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:36:50,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3350 Valid, 6080 Invalid, 11374 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [459 Valid, 10915 Invalid, 0 Unknown, 0 Unchecked, 16.8s Time] [2023-11-29 01:36:50,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2023-11-29 01:36:50,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 1731. [2023-11-29 01:36:50,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1731 states, 1500 states have (on average 1.47) internal successors, (2205), 1610 states have internal predecessors, (2205), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:36:50,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2389 transitions. [2023-11-29 01:36:50,419 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2389 transitions. Word has length 174 [2023-11-29 01:36:50,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:36:50,419 INFO L495 AbstractCegarLoop]: Abstraction has 1731 states and 2389 transitions. [2023-11-29 01:36:50,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 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 01:36:50,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2389 transitions. [2023-11-29 01:36:50,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 01:36:50,421 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:36:50,421 INFO L195 NwaCegarLoop]: trace histogram [22, 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 01:36:50,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2023-11-29 01:36:50,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:36:50,622 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:36:50,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:36:50,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1330836625, now seen corresponding path program 4 times [2023-11-29 01:36:50,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:36:50,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993313823] [2023-11-29 01:36:50,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:36:50,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:36:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:51,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:36:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:51,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:36:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:52,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-29 01:36:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:36:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:36:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2023-11-29 01:36:52,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:36:52,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993313823] [2023-11-29 01:36:52,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993313823] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:36:52,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283460455] [2023-11-29 01:36:52,124 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-29 01:36:52,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:36:52,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:36:52,125 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:36:52,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-11-29 01:36:55,062 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-29 01:36:55,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:36:55,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 2592 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-29 01:36:55,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:36:55,337 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2023-11-29 01:36:55,337 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:36:55,964 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2023-11-29 01:36:55,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283460455] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:36:55,964 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:36:55,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 14, 14] total 40 [2023-11-29 01:36:55,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326824778] [2023-11-29 01:36:55,965 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:36:55,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-11-29 01:36:55,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:36:55,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-11-29 01:36:55,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=349, Invalid=1211, Unknown=0, NotChecked=0, Total=1560 [2023-11-29 01:36:55,967 INFO L87 Difference]: Start difference. First operand 1731 states and 2389 transitions. Second operand has 40 states, 37 states have (on average 3.5135135135135136) internal successors, (130), 37 states have internal predecessors, (130), 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 01:37:47,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:37:47,871 INFO L93 Difference]: Finished difference Result 3900 states and 5614 transitions. [2023-11-29 01:37:47,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-11-29 01:37:47,871 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 37 states have (on average 3.5135135135135136) internal successors, (130), 37 states have internal predecessors, (130), 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 180 [2023-11-29 01:37:47,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:37:47,874 INFO L225 Difference]: With dead ends: 3900 [2023-11-29 01:37:47,875 INFO L226 Difference]: Without dead ends: 2400 [2023-11-29 01:37:47,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 415 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 663 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1099, Invalid=4303, Unknown=0, NotChecked=0, Total=5402 [2023-11-29 01:37:47,878 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 3320 mSDsluCounter, 17167 mSDsCounter, 0 mSdLazyCounter, 35340 mSolverCounterSat, 486 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3401 SdHoareTripleChecker+Valid, 17884 SdHoareTripleChecker+Invalid, 35826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 486 IncrementalHoareTripleChecker+Valid, 35340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:37:47,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3401 Valid, 17884 Invalid, 35826 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [486 Valid, 35340 Invalid, 0 Unknown, 0 Unchecked, 47.8s Time] [2023-11-29 01:37:47,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2400 states. [2023-11-29 01:37:48,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2400 to 1739. [2023-11-29 01:37:48,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1739 states, 1508 states have (on average 1.4675066312997347) internal successors, (2213), 1618 states have internal predecessors, (2213), 95 states have call successors, (95), 35 states have call predecessors, (95), 35 states have return successors, (89), 87 states have call predecessors, (89), 88 states have call successors, (89) [2023-11-29 01:37:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1739 states and 2397 transitions. [2023-11-29 01:37:48,027 INFO L78 Accepts]: Start accepts. Automaton has 1739 states and 2397 transitions. Word has length 180 [2023-11-29 01:37:48,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:37:48,027 INFO L495 AbstractCegarLoop]: Abstraction has 1739 states and 2397 transitions. [2023-11-29 01:37:48,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 37 states have (on average 3.5135135135135136) internal successors, (130), 37 states have internal predecessors, (130), 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 01:37:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2397 transitions. [2023-11-29 01:37:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 01:37:48,029 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:37:48,029 INFO L195 NwaCegarLoop]: trace histogram [22, 18, 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 01:37:48,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-11-29 01:37:48,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2023-11-29 01:37:48,230 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [get_cachedErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, get_cachedErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 132 more)] === [2023-11-29 01:37:48,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:37:48,230 INFO L85 PathProgramCache]: Analyzing trace with hash -675577327, now seen corresponding path program 5 times [2023-11-29 01:37:48,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:37:48,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456733351] [2023-11-29 01:37:48,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:37:48,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:37:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:37:49,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-29 01:37:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:37:49,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 01:37:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:37:49,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-29 01:37:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:37:49,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 01:37:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:37:50,913 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2023-11-29 01:37:50,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:37:50,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456733351] [2023-11-29 01:37:50,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456733351] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:37:50,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932860690] [2023-11-29 01:37:50,914 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-29 01:37:50,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:37:50,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:37:50,915 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:37:50,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2355bc26-8c6f-4449-8862-d6d72eed6a1f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process