./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-1.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_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/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_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/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_571576d4-6ecd-42eb-b988-9c71a4ce523f/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 201f380b05f2f2592e2e623b47b2e89fa8ae6bbfe4280f276a262761079e1716 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:16,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:16,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:03:16,427 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:16,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:16,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:16,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:16,462 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:16,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:16,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:16,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:16,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:16,465 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:16,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:16,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:16,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:16,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:16,468 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:03:16,469 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:16,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:16,470 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:16,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:16,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:16,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:16,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:16,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:16,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:16,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:16,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:16,475 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:16,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:16,477 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:16,477 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_571576d4-6ecd-42eb-b988-9c71a4ce523f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 201f380b05f2f2592e2e623b47b2e89fa8ae6bbfe4280f276a262761079e1716 [2023-11-19 04:03:16,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:16,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:16,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:16,779 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:16,780 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:16,781 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2023-11-19 04:03:19,834 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:20,371 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:20,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2023-11-19 04:03:20,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/data/39cb48541/91d30b53ab4d4cf7adc90b97f54b6dbe/FLAG6a4fe4840 [2023-11-19 04:03:20,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/data/39cb48541/91d30b53ab4d4cf7adc90b97f54b6dbe [2023-11-19 04:03:20,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:20,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:20,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:20,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:20,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:20,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c4e91ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:20, skipping insertion in model container [2023-11-19 04:03:20,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:20" (1/1) ... [2023-11-19 04:03:20,571 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:22,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:22,082 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:22,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:22,503 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,504 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,504 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,504 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,504 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,504 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,505 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,505 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,505 WARN L675 CHandler]: The function fwrite is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,506 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:22,514 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:22,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22 WrapperNode [2023-11-19 04:03:22,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:22,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:22,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:22,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:22,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,754 INFO L138 Inliner]: procedures = 581, calls = 481, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 1821 [2023-11-19 04:03:22,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:22,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:22,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:22,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:22,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:22,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:22,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:22,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:22,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:23,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:23,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:23,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571576d4-6ecd-42eb-b988-9c71a4ce523f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 04:03:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 04:03:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 04:03:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-19 04:03:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-19 04:03:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 04:03:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-19 04:03:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2023-11-19 04:03:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2023-11-19 04:03:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:03:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 04:03:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 04:03:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-19 04:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 04:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 04:03:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 04:03:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2023-11-19 04:03:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2023-11-19 04:03:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 04:03:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 04:03:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:03:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:03:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-19 04:03:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-19 04:03:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-19 04:03:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:03:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:03:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:03:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:03:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 04:03:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:03:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-19 04:03:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-19 04:03:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-19 04:03:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2023-11-19 04:03:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2023-11-19 04:03:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 04:03:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 04:03:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 04:03:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2023-11-19 04:03:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:23,583 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:23,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:25,515 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:26,297 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:26,297 INFO L302 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-19 04:03:26,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:26 BoogieIcfgContainer [2023-11-19 04:03:26,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:26,316 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:26,316 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:26,327 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:26,328 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:26,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:26,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 452 states and 637 transitions. [2023-11-19 04:03:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 637 transitions. [2023-11-19 04:03:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:26,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,065 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 04:03:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 454 states and 640 transitions. [2023-11-19 04:03:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 640 transitions. [2023-11-19 04:03:27,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:27,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,407 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 04:03:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 455 states and 641 transitions. [2023-11-19 04:03:27,490 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 641 transitions. [2023-11-19 04:03:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:27,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,717 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 04:03:27,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 457 states and 644 transitions. [2023-11-19 04:03:27,775 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 644 transitions. [2023-11-19 04:03:27,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:03:27,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,910 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 04:03:28,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 456 states and 643 transitions. [2023-11-19 04:03:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 643 transitions. [2023-11-19 04:03:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:03:28,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,287 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 04:03:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 457 states and 644 transitions. [2023-11-19 04:03:28,370 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 644 transitions. [2023-11-19 04:03:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:03:28,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,612 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 04:03:28,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 456 states and 643 transitions. [2023-11-19 04:03:28,758 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 643 transitions. [2023-11-19 04:03:28,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:28,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,929 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 04:03:28,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 455 states and 642 transitions. [2023-11-19 04:03:28,976 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 642 transitions. [2023-11-19 04:03:28,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:28,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,221 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 04:03:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 458 states and 645 transitions. [2023-11-19 04:03:29,454 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 645 transitions. [2023-11-19 04:03:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:29,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,675 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 04:03:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 461 states and 648 transitions. [2023-11-19 04:03:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 648 transitions. [2023-11-19 04:03:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:29,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,174 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 04:03:30,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 464 states and 651 transitions. [2023-11-19 04:03:30,366 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 651 transitions. [2023-11-19 04:03:30,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:03:30,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,671 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 04:03:30,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 467 states and 654 transitions. [2023-11-19 04:03:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 654 transitions. [2023-11-19 04:03:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:30,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,250 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 04:03:31,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:31,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 470 states and 657 transitions. [2023-11-19 04:03:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 657 transitions. [2023-11-19 04:03:31,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:03:31,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:31,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,873 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 04:03:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 473 states and 660 transitions. [2023-11-19 04:03:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 660 transitions. [2023-11-19 04:03:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:03:32,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:32,598 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 04:03:32,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 476 states and 663 transitions. [2023-11-19 04:03:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 663 transitions. [2023-11-19 04:03:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:03:32,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,331 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 04:03:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 479 states and 665 transitions. [2023-11-19 04:03:33,513 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 665 transitions. [2023-11-19 04:03:33,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:03:33,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,900 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 04:03:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 478 states and 664 transitions. [2023-11-19 04:03:34,126 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 664 transitions. [2023-11-19 04:03:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:03:34,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,312 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 04:03:34,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 477 states and 663 transitions. [2023-11-19 04:03:34,338 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 663 transitions. [2023-11-19 04:03:34,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:03:34,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,580 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 04:03:34,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 476 states and 662 transitions. [2023-11-19 04:03:34,715 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 662 transitions. [2023-11-19 04:03:34,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:03:34,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,954 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 04:03:35,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 477 states and 664 transitions. [2023-11-19 04:03:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 664 transitions. [2023-11-19 04:03:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:03:35,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,283 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 04:03:35,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 478 states and 665 transitions. [2023-11-19 04:03:35,306 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 665 transitions. [2023-11-19 04:03:35,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:03:35,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,485 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 04:03:35,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 479 states and 666 transitions. [2023-11-19 04:03:35,508 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 666 transitions. [2023-11-19 04:03:35,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:03:35,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,749 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 04:03:36,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 485 states and 677 transitions. [2023-11-19 04:03:36,236 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 677 transitions. [2023-11-19 04:03:36,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:03:36,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:36,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:36,515 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 04:03:36,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 487 states and 681 transitions. [2023-11-19 04:03:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 681 transitions. [2023-11-19 04:03:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:03:36,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:36,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,173 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 04:03:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-19 04:03:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-19 04:03:37,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:37,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,537 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 04:03:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 492 states and 688 transitions. [2023-11-19 04:03:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 688 transitions. [2023-11-19 04:03:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:37,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,831 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 04:03:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-19 04:03:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-19 04:03:38,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:38,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,380 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 04:03:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 492 states and 688 transitions. [2023-11-19 04:03:38,413 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 688 transitions. [2023-11-19 04:03:38,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:03:38,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,621 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 04:03:38,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-19 04:03:38,652 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-19 04:03:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:03:38,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:39,014 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 04:03:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:39,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 492 states and 689 transitions. [2023-11-19 04:03:39,711 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 689 transitions. [2023-11-19 04:03:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:03:39,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:39,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:39,902 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 04:03:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 494 states and 692 transitions. [2023-11-19 04:03:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 692 transitions. [2023-11-19 04:03:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:03:40,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,627 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 04:03:40,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 493 states and 691 transitions. [2023-11-19 04:03:40,643 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 691 transitions. [2023-11-19 04:03:40,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:03:40,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,974 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 04:03:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 496 states and 695 transitions. [2023-11-19 04:03:41,071 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 695 transitions. [2023-11-19 04:03:41,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:41,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,298 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 04:03:41,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 497 states and 696 transitions. [2023-11-19 04:03:41,323 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 696 transitions. [2023-11-19 04:03:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:41,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,538 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 04:03:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 496 states and 691 transitions. [2023-11-19 04:03:41,556 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 691 transitions. [2023-11-19 04:03:41,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:41,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:42,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 500 states and 699 transitions. [2023-11-19 04:03:42,136 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 699 transitions. [2023-11-19 04:03:42,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:03:42,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,351 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 04:03:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 501 states and 699 transitions. [2023-11-19 04:03:42,514 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 699 transitions. [2023-11-19 04:03:42,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:03:42,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,735 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 04:03:42,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 502 states and 700 transitions. [2023-11-19 04:03:42,755 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 700 transitions. [2023-11-19 04:03:42,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:03:42,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 507 states and 708 transitions. [2023-11-19 04:03:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 708 transitions. [2023-11-19 04:03:43,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:03:43,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:43,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,941 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 04:03:44,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 508 states and 709 transitions. [2023-11-19 04:03:44,349 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 709 transitions. [2023-11-19 04:03:44,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:44,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 511 states and 714 transitions. [2023-11-19 04:03:44,954 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 714 transitions. [2023-11-19 04:03:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:03:44,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:45,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 515 states and 719 transitions. [2023-11-19 04:03:45,724 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 719 transitions. [2023-11-19 04:03:45,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:03:45,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:45,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,952 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 04:03:46,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 516 states and 721 transitions. [2023-11-19 04:03:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 721 transitions. [2023-11-19 04:03:46,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:03:46,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:46,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:46,502 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 04:03:46,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:46,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 517 states and 721 transitions. [2023-11-19 04:03:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 721 transitions. [2023-11-19 04:03:46,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:03:46,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:46,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:47,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 522 states and 727 transitions. [2023-11-19 04:03:47,104 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 727 transitions. [2023-11-19 04:03:47,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:03:47,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 04:03:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 523 states and 729 transitions. [2023-11-19 04:03:48,037 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 729 transitions. [2023-11-19 04:03:48,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:03:48,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:48,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 528 states and 735 transitions. [2023-11-19 04:03:48,407 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 735 transitions. [2023-11-19 04:03:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:03:48,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,702 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:48,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 529 states and 736 transitions. [2023-11-19 04:03:48,727 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 736 transitions. [2023-11-19 04:03:48,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:03:48,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:49,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 534 states and 744 transitions. [2023-11-19 04:03:49,418 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 744 transitions. [2023-11-19 04:03:49,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:03:49,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:49,784 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 04:03:49,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:49,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 538 states and 749 transitions. [2023-11-19 04:03:49,917 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-19 04:03:49,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:03:49,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:49,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 04:03:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 537 states and 748 transitions. [2023-11-19 04:03:50,903 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 748 transitions. [2023-11-19 04:03:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:03:50,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,164 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 538 states and 749 transitions. [2023-11-19 04:03:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-19 04:03:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:03:51,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,663 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 04:03:53,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 547 states and 765 transitions. [2023-11-19 04:03:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 765 transitions. [2023-11-19 04:03:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:03:53,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 04:03:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 545 states and 760 transitions. [2023-11-19 04:03:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 760 transitions. [2023-11-19 04:03:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:03:54,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,495 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 04:03:54,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 546 states and 761 transitions. [2023-11-19 04:03:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 761 transitions. [2023-11-19 04:03:54,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:03:54,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,091 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:03:55,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 550 states and 766 transitions. [2023-11-19 04:03:55,470 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 766 transitions. [2023-11-19 04:03:55,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:03:55,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 04:03:58,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 560 states and 781 transitions. [2023-11-19 04:03:58,388 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 781 transitions. [2023-11-19 04:03:58,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:03:58,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,692 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 04:03:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 561 states and 782 transitions. [2023-11-19 04:03:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 782 transitions. [2023-11-19 04:03:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:03:58,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 04:03:59,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:59,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 565 states and 786 transitions. [2023-11-19 04:03:59,079 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 786 transitions. [2023-11-19 04:03:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:03:59,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:59,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:59,365 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 04:03:59,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:59,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 567 states and 787 transitions. [2023-11-19 04:03:59,910 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 787 transitions. [2023-11-19 04:03:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:03:59,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:59,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,215 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 04:04:00,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 572 states and 793 transitions. [2023-11-19 04:04:00,242 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 793 transitions. [2023-11-19 04:04:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:04:00,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 04:04:00,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 566 states and 786 transitions. [2023-11-19 04:04:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 786 transitions. [2023-11-19 04:04:00,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:04:00,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.