./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:35:30,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:35:30,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:35:30,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:35:30,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:35:30,619 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:35:30,621 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:35:30,621 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:35:30,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:35:30,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:35:30,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:35:30,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:35:30,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:35:30,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:35:30,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:35:30,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:35:30,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:35:30,637 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:35:30,637 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:35:30,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:35:30,638 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:35:30,639 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:35:30,639 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:35:30,640 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:35:30,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:35:30,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:35:30,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:35:30,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:35:30,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:35:30,643 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:35:30,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:35:30,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:35:30,645 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e [2023-11-19 02:35:30,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:35:30,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:35:30,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:35:30,942 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:35:30,942 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:35:30,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-19 02:35:34,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:35:34,503 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:35:34,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-11-19 02:35:34,547 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/data/bfc7628e5/0e69a17b6ecf4db18462934e0caba477/FLAGa693c30bc [2023-11-19 02:35:34,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/data/bfc7628e5/0e69a17b6ecf4db18462934e0caba477 [2023-11-19 02:35:34,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:35:34,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:35:34,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:35:34,579 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:35:34,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:35:34,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:35:34" (1/1) ... [2023-11-19 02:35:34,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267aa2e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:34, skipping insertion in model container [2023-11-19 02:35:34,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:35:34" (1/1) ... [2023-11-19 02:35:34,705 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:35:36,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:35:36,090 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:35:36,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:35:36,528 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,529 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,530 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,530 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,530 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,530 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,531 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,531 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,531 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:35:36,541 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:35:36,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36 WrapperNode [2023-11-19 02:35:36,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:35:36,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:35:36,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:35:36,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:35:36,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,772 INFO L138 Inliner]: procedures = 581, calls = 371, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 1128 [2023-11-19 02:35:36,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:35:36,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:35:36,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:35:36,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:35:36,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:35:36,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:35:36,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:35:36,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:35:36,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:36" (1/1) ... [2023-11-19 02:35:36,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:35:36,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:35:36,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:35:37,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30305898-9d95-4fb5-9b3e-411655d236f7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:35:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 02:35:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 02:35:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 02:35:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2023-11-19 02:35:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure _IO_getc [2023-11-19 02:35:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-19 02:35:37,051 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-19 02:35:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 02:35:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:35:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 02:35:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 02:35:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 02:35:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-19 02:35:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:35:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:35:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:35:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-19 02:35:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 02:35:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:35:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:35:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:35:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:35:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 02:35:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 02:35:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 02:35:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 02:35:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2023-11-19 02:35:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2023-11-19 02:35:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 02:35:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 02:35:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-19 02:35:37,057 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-19 02:35:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-19 02:35:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:35:37,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:35:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:35:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:35:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 02:35:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-19 02:35:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-19 02:35:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:35:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-19 02:35:37,059 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-19 02:35:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 02:35:37,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 02:35:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:35:37,638 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:35:37,641 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:35:39,054 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:35:39,404 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:35:39,404 INFO L302 CfgBuilder]: Removed 18 assume(true) statements. [2023-11-19 02:35:39,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:35:39 BoogieIcfgContainer [2023-11-19 02:35:39,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:35:39,419 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:35:39,419 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:35:39,430 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:35:39,431 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:35:39" (1/1) ... [2023-11-19 02:35:39,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:35:39,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 306 states and 421 transitions. [2023-11-19 02:35:39,544 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 421 transitions. [2023-11-19 02:35:39,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:35:39,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:39,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:40,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 308 states and 424 transitions. [2023-11-19 02:35:40,390 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 424 transitions. [2023-11-19 02:35:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:35:40,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:40,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 309 states and 425 transitions. [2023-11-19 02:35:40,561 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 425 transitions. [2023-11-19 02:35:40,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:35:40,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:40,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:40,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 311 states and 428 transitions. [2023-11-19 02:35:40,831 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 428 transitions. [2023-11-19 02:35:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:35:40,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:40,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:40,990 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:35:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 310 states and 427 transitions. [2023-11-19 02:35:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 427 transitions. [2023-11-19 02:35:41,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:35:41,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:41,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:41,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 311 states and 428 transitions. [2023-11-19 02:35:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 428 transitions. [2023-11-19 02:35:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:35:41,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:41,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:35:41,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:41,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 310 states and 427 transitions. [2023-11-19 02:35:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 427 transitions. [2023-11-19 02:35:41,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:35:41,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:41,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:41,926 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:35:41,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:41,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 309 states and 426 transitions. [2023-11-19 02:35:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 426 transitions. [2023-11-19 02:35:41,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:35:41,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:41,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 312 states and 429 transitions. [2023-11-19 02:35:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 429 transitions. [2023-11-19 02:35:42,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:35:42,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:42,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 315 states and 432 transitions. [2023-11-19 02:35:42,845 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 432 transitions. [2023-11-19 02:35:42,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:35:42,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:42,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:43,190 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 318 states and 435 transitions. [2023-11-19 02:35:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 435 transitions. [2023-11-19 02:35:43,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:35:43,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:43,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:43,643 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:43,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:43,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 321 states and 438 transitions. [2023-11-19 02:35:43,847 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 438 transitions. [2023-11-19 02:35:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:35:43,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:43,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:44,178 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:44,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 324 states and 441 transitions. [2023-11-19 02:35:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 441 transitions. [2023-11-19 02:35:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:35:44,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:44,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:44,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 327 states and 444 transitions. [2023-11-19 02:35:44,991 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 444 transitions. [2023-11-19 02:35:44,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:35:44,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:44,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:45,336 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:45,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 330 states and 447 transitions. [2023-11-19 02:35:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 447 transitions. [2023-11-19 02:35:45,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:35:45,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:45,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:45,988 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:46,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 333 states and 449 transitions. [2023-11-19 02:35:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 449 transitions. [2023-11-19 02:35:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:35:46,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:46,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:46,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 332 states and 448 transitions. [2023-11-19 02:35:46,724 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 448 transitions. [2023-11-19 02:35:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:35:46,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:46,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:46,921 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:46,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 331 states and 447 transitions. [2023-11-19 02:35:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 447 transitions. [2023-11-19 02:35:46,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:35:46,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:46,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:47,162 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 330 states and 446 transitions. [2023-11-19 02:35:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 446 transitions. [2023-11-19 02:35:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:35:47,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:47,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:47,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:47,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2023-11-19 02:35:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2023-11-19 02:35:47,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:35:47,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:47,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:47,740 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:47,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 333 states and 450 transitions. [2023-11-19 02:35:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 450 transitions. [2023-11-19 02:35:47,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:35:47,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:47,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2023-11-19 02:35:47,918 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2023-11-19 02:35:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:35:47,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:47,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 331 states and 448 transitions. [2023-11-19 02:35:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 448 transitions. [2023-11-19 02:35:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:35:48,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:48,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:48,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:48,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 333 states and 451 transitions. [2023-11-19 02:35:48,430 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 451 transitions. [2023-11-19 02:35:48,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:35:48,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:48,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:48,674 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:35:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:49,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 339 states and 462 transitions. [2023-11-19 02:35:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 462 transitions. [2023-11-19 02:35:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:35:49,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:49,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:49,400 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:35:49,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:49,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 338 states and 461 transitions. [2023-11-19 02:35:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 461 transitions. [2023-11-19 02:35:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:35:49,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:49,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:35:49,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:49,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 339 states and 462 transitions. [2023-11-19 02:35:49,920 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 462 transitions. [2023-11-19 02:35:49,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:35:49,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:49,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:50,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:50,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 335 states and 457 transitions. [2023-11-19 02:35:50,040 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 457 transitions. [2023-11-19 02:35:50,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:35:50,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:50,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:35:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:50,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 334 states and 456 transitions. [2023-11-19 02:35:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 456 transitions. [2023-11-19 02:35:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:35:50,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:50,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:35:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:51,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 336 states and 459 transitions. [2023-11-19 02:35:51,402 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 459 transitions. [2023-11-19 02:35:51,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:35:51,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:51,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:52,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 337 states and 461 transitions. [2023-11-19 02:35:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 461 transitions. [2023-11-19 02:35:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:35:52,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:52,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:35:52,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 339 states and 462 transitions. [2023-11-19 02:35:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 462 transitions. [2023-11-19 02:35:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:35:52,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:52,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:35:53,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 340 states and 463 transitions. [2023-11-19 02:35:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 463 transitions. [2023-11-19 02:35:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:35:53,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:53,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:35:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 341 states and 464 transitions. [2023-11-19 02:35:53,960 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 464 transitions. [2023-11-19 02:35:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:35:53,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:53,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:35:55,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:55,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 350 states and 479 transitions. [2023-11-19 02:35:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 479 transitions. [2023-11-19 02:35:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:35:55,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:55,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 353 states and 482 transitions. [2023-11-19 02:35:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 482 transitions. [2023-11-19 02:35:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:35:56,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:56,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:57,032 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:57,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 356 states and 485 transitions. [2023-11-19 02:35:57,575 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 485 transitions. [2023-11-19 02:35:57,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:35:57,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:57,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:57,995 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:58,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 359 states and 488 transitions. [2023-11-19 02:35:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 488 transitions. [2023-11-19 02:35:58,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:35:58,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:58,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:59,012 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:35:59,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 362 states and 491 transitions. [2023-11-19 02:35:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 491 transitions. [2023-11-19 02:35:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:35:59,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:59,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:00,114 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:36:00,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 365 states and 494 transitions. [2023-11-19 02:36:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 494 transitions. [2023-11-19 02:36:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 02:36:00,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:00,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:36:02,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:02,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 368 states and 497 transitions. [2023-11-19 02:36:02,214 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 497 transitions. [2023-11-19 02:36:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 02:36:02,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:02,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:36:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:03,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 371 states and 500 transitions. [2023-11-19 02:36:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 500 transitions. [2023-11-19 02:36:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 02:36:03,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:03,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:36:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:04,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 374 states and 502 transitions. [2023-11-19 02:36:04,465 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 502 transitions. [2023-11-19 02:36:04,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:36:04,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:04,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:06,000 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-19 02:36:12,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 416 states and 565 transitions. [2023-11-19 02:36:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 565 transitions. [2023-11-19 02:36:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:36:12,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:12,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:13,375 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-19 02:36:15,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:36:15,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 426 states and 582 transitions. [2023-11-19 02:36:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 582 transitions. [2023-11-19 02:36:15,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 02:36:15,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:36:15,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:36:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:36:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked.