./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aa9575a9d6782b3f681109b33c8859a1aefcf9cb32eb5af53f59cc43db765f1e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:46:54,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:46:54,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 02:46:54,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:46:54,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:46:54,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:46:54,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:46:54,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:46:54,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:46:54,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:46:54,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:46:54,859 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:46:54,860 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:46:54,860 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:46:54,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:46:54,861 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:46:54,862 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:46:54,862 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:46:54,863 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:46:54,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:46:54,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:46:54,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:46:54,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:46:54,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:46:54,867 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:46:54,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:46:54,868 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_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa9575a9d6782b3f681109b33c8859a1aefcf9cb32eb5af53f59cc43db765f1e [2023-12-03 02:46:55,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:46:55,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:46:55,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:46:55,087 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:46:55,087 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:46:55,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2023-12-03 02:46:57,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:46:58,233 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:46:58,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2023-12-03 02:46:58,266 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data/4fce2818a/76f16f6bdd514f129abe5dc38e9e1ae6/FLAGadeabe7eb [2023-12-03 02:46:58,281 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data/4fce2818a/76f16f6bdd514f129abe5dc38e9e1ae6 [2023-12-03 02:46:58,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:46:58,285 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:46:58,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:46:58,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:46:58,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:46:58,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:46:58" (1/1) ... [2023-12-03 02:46:58,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e56a8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:46:58, skipping insertion in model container [2023-12-03 02:46:58,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:46:58" (1/1) ... [2023-12-03 02:46:58,380 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:46:59,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:46:59,820 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:46:59,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:47:00,117 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,118 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,118 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,118 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,118 WARN L675 CHandler]: The function clearerr is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,118 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,119 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,119 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,119 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,119 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,119 WARN L675 CHandler]: The function strcspn is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,120 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:47:00,126 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:47:00,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00 WrapperNode [2023-12-03 02:47:00,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:47:00,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:47:00,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:47:00,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:47:00,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,466 INFO L138 Inliner]: procedures = 591, calls = 644, calls flagged for inlining = 86, calls inlined = 530, statements flattened = 14395 [2023-12-03 02:47:00,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:47:00,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:47:00,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:47:00,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:47:00,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:47:00,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:47:00,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:47:00,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:47:00,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:47:00" (1/1) ... [2023-12-03 02:47:00,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:47:00,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:47:00,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:47:00,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:47:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-12-03 02:47:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-12-03 02:47:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-12-03 02:47:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:47:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2023-12-03 02:47:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-03 02:47:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-12-03 02:47:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-03 02:47:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:47:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:47:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-12-03 02:47:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-12-03 02:47:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:47:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:47:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:47:00,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:47:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-03 02:47:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-03 02:47:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-12-03 02:47:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:47:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:47:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-12-03 02:47:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 02:47:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-12-03 02:47:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:47:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2023-12-03 02:47:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-12-03 02:47:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:47:01,445 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:47:01,447 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:47:14,843 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:47:18,526 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:47:18,526 INFO L309 CfgBuilder]: Removed 288 assume(true) statements. [2023-12-03 02:47:18,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:47:18 BoogieIcfgContainer [2023-12-03 02:47:18,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:47:18,532 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:47:18,532 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:47:18,543 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:47:18,543 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:47:18" (1/1) ... [2023-12-03 02:47:18,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:47:18,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:18,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9263 states to 8004 states and 9263 transitions. [2023-12-03 02:47:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 8004 states and 9263 transitions. [2023-12-03 02:47:18,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 02:47:18,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:18,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:19,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9262 states to 8003 states and 9262 transitions. [2023-12-03 02:47:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 8003 states and 9262 transitions. [2023-12-03 02:47:19,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 02:47:19,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:19,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:19,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:19,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9261 states to 8002 states and 9261 transitions. [2023-12-03 02:47:19,681 INFO L276 IsEmpty]: Start isEmpty. Operand 8002 states and 9261 transitions. [2023-12-03 02:47:19,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:47:19,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:19,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:19,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:19,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9263 states to 8003 states and 9263 transitions. [2023-12-03 02:47:19,891 INFO L276 IsEmpty]: Start isEmpty. Operand 8003 states and 9263 transitions. [2023-12-03 02:47:19,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:47:19,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:19,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:19,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:20,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:20,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9265 states to 8004 states and 9265 transitions. [2023-12-03 02:47:20,095 INFO L276 IsEmpty]: Start isEmpty. Operand 8004 states and 9265 transitions. [2023-12-03 02:47:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:47:20,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:20,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:20,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9267 states to 8006 states and 9267 transitions. [2023-12-03 02:47:20,590 INFO L276 IsEmpty]: Start isEmpty. Operand 8006 states and 9267 transitions. [2023-12-03 02:47:20,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:47:20,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:20,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:20,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9270 states to 8007 states and 9270 transitions. [2023-12-03 02:47:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 8007 states and 9270 transitions. [2023-12-03 02:47:20,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:47:20,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:20,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:20,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:47:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9269 states to 8007 states and 9269 transitions. [2023-12-03 02:47:20,991 INFO L276 IsEmpty]: Start isEmpty. Operand 8007 states and 9269 transitions. [2023-12-03 02:47:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:47:20,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:20,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:21,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:21,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9272 states to 8009 states and 9272 transitions. [2023-12-03 02:47:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 8009 states and 9272 transitions. [2023-12-03 02:47:21,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:47:21,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:21,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:21,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:21,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:21,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9277 states to 8011 states and 9277 transitions. [2023-12-03 02:47:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 8011 states and 9277 transitions. [2023-12-03 02:47:21,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:47:21,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:21,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:21,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:47:22,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9276 states to 8011 states and 9276 transitions. [2023-12-03 02:47:22,080 INFO L276 IsEmpty]: Start isEmpty. Operand 8011 states and 9276 transitions. [2023-12-03 02:47:22,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:47:22,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:22,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:22,339 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9276 states to 8012 states and 9276 transitions. [2023-12-03 02:47:22,580 INFO L276 IsEmpty]: Start isEmpty. Operand 8012 states and 9276 transitions. [2023-12-03 02:47:22,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:47:22,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:22,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:22,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:22,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9281 states to 8014 states and 9281 transitions. [2023-12-03 02:47:22,992 INFO L276 IsEmpty]: Start isEmpty. Operand 8014 states and 9281 transitions. [2023-12-03 02:47:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:47:22,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:22,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:23,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 02:47:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:23,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9280 states to 8014 states and 9280 transitions. [2023-12-03 02:47:23,217 INFO L276 IsEmpty]: Start isEmpty. Operand 8014 states and 9280 transitions. [2023-12-03 02:47:23,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:47:23,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:23,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:23,578 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:23,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9280 states to 8015 states and 9280 transitions. [2023-12-03 02:47:23,830 INFO L276 IsEmpty]: Start isEmpty. Operand 8015 states and 9280 transitions. [2023-12-03 02:47:23,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:47:23,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:23,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:24,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:24,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9285 states to 8017 states and 9285 transitions. [2023-12-03 02:47:24,186 INFO L276 IsEmpty]: Start isEmpty. Operand 8017 states and 9285 transitions. [2023-12-03 02:47:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:47:24,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:24,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:47:24,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9284 states to 8017 states and 9284 transitions. [2023-12-03 02:47:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 8017 states and 9284 transitions. [2023-12-03 02:47:24,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:47:24,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:24,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:25,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:25,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9284 states to 8018 states and 9284 transitions. [2023-12-03 02:47:25,116 INFO L276 IsEmpty]: Start isEmpty. Operand 8018 states and 9284 transitions. [2023-12-03 02:47:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:47:25,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:25,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-03 02:47:27,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:27,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9292 states to 8021 states and 9292 transitions. [2023-12-03 02:47:27,685 INFO L276 IsEmpty]: Start isEmpty. Operand 8021 states and 9292 transitions. [2023-12-03 02:47:27,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:47:27,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:27,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:28,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:28,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9297 states to 8023 states and 9297 transitions. [2023-12-03 02:47:28,400 INFO L276 IsEmpty]: Start isEmpty. Operand 8023 states and 9297 transitions. [2023-12-03 02:47:28,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:47:28,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:28,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:28,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:47:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:28,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9296 states to 8023 states and 9296 transitions. [2023-12-03 02:47:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 8023 states and 9296 transitions. [2023-12-03 02:47:28,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:47:28,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:28,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:29,112 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9296 states to 8024 states and 9296 transitions. [2023-12-03 02:47:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 8024 states and 9296 transitions. [2023-12-03 02:47:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:47:29,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:29,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:30,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:30,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9301 states to 8026 states and 9301 transitions. [2023-12-03 02:47:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 9301 transitions. [2023-12-03 02:47:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:47:30,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:30,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:30,364 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 02:47:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:30,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9300 states to 8026 states and 9300 transitions. [2023-12-03 02:47:30,582 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 9300 transitions. [2023-12-03 02:47:30,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:47:30,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:30,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:31,008 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:31,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9300 states to 8027 states and 9300 transitions. [2023-12-03 02:47:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 8027 states and 9300 transitions. [2023-12-03 02:47:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:47:31,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:31,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:31,605 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:32,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9305 states to 8029 states and 9305 transitions. [2023-12-03 02:47:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 8029 states and 9305 transitions. [2023-12-03 02:47:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:47:32,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:32,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:32,127 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 02:47:32,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:32,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9304 states to 8029 states and 9304 transitions. [2023-12-03 02:47:32,371 INFO L276 IsEmpty]: Start isEmpty. Operand 8029 states and 9304 transitions. [2023-12-03 02:47:32,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:47:32,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:32,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:33,278 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:34,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9310 states to 8031 states and 9310 transitions. [2023-12-03 02:47:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 8031 states and 9310 transitions. [2023-12-03 02:47:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:47:34,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:34,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:34,942 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:35,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9317 states to 8033 states and 9317 transitions. [2023-12-03 02:47:35,555 INFO L276 IsEmpty]: Start isEmpty. Operand 8033 states and 9317 transitions. [2023-12-03 02:47:35,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:47:35,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:35,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:35,700 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:36,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9325 states to 8035 states and 9325 transitions. [2023-12-03 02:47:36,365 INFO L276 IsEmpty]: Start isEmpty. Operand 8035 states and 9325 transitions. [2023-12-03 02:47:36,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:47:36,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:36,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:36,876 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 56 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:37,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:37,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9326 states to 8037 states and 9326 transitions. [2023-12-03 02:47:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 8037 states and 9326 transitions. [2023-12-03 02:47:37,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:47:37,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:37,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:37,852 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 02:47:38,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:38,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9325 states to 8037 states and 9325 transitions. [2023-12-03 02:47:38,198 INFO L276 IsEmpty]: Start isEmpty. Operand 8037 states and 9325 transitions. [2023-12-03 02:47:38,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:47:38,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:38,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:38,428 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9328 states to 8039 states and 9328 transitions. [2023-12-03 02:47:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 8039 states and 9328 transitions. [2023-12-03 02:47:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:47:39,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:39,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:39,472 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 72 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:40,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:40,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9279 states to 8021 states and 9279 transitions. [2023-12-03 02:47:40,034 INFO L276 IsEmpty]: Start isEmpty. Operand 8021 states and 9279 transitions. [2023-12-03 02:47:40,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:47:40,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:40,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 02:47:40,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9276 states to 8018 states and 9276 transitions. [2023-12-03 02:47:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 8018 states and 9276 transitions. [2023-12-03 02:47:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:47:40,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:40,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:46,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9275 states to 8017 states and 9275 transitions. [2023-12-03 02:47:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 8017 states and 9275 transitions. [2023-12-03 02:47:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:47:46,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:46,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9274 states to 8016 states and 9274 transitions. [2023-12-03 02:47:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 8016 states and 9274 transitions. [2023-12-03 02:47:46,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:47:46,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:46,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:49,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9273 states to 8015 states and 9273 transitions. [2023-12-03 02:47:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 8015 states and 9273 transitions. [2023-12-03 02:47:49,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:47:49,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:49,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:49,405 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9278 states to 8017 states and 9278 transitions. [2023-12-03 02:47:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 8017 states and 9278 transitions. [2023-12-03 02:47:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:47:49,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:49,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9282 states to 8019 states and 9282 transitions. [2023-12-03 02:47:51,544 INFO L276 IsEmpty]: Start isEmpty. Operand 8019 states and 9282 transitions. [2023-12-03 02:47:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:47:51,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:51,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9281 states to 8018 states and 9281 transitions. [2023-12-03 02:47:51,691 INFO L276 IsEmpty]: Start isEmpty. Operand 8018 states and 9281 transitions. [2023-12-03 02:47:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:47:51,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:51,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:52,468 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:53,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9283 states to 8019 states and 9283 transitions. [2023-12-03 02:47:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 8019 states and 9283 transitions. [2023-12-03 02:47:53,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:47:53,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:53,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:55,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9284 states to 8020 states and 9284 transitions. [2023-12-03 02:47:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 8020 states and 9284 transitions. [2023-12-03 02:47:55,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:47:55,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:55,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:47:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:58,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9292 states to 8024 states and 9292 transitions. [2023-12-03 02:47:58,789 INFO L276 IsEmpty]: Start isEmpty. Operand 8024 states and 9292 transitions. [2023-12-03 02:47:58,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:47:58,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:58,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:05,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:05,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9300 states to 8028 states and 9300 transitions. [2023-12-03 02:48:05,404 INFO L276 IsEmpty]: Start isEmpty. Operand 8028 states and 9300 transitions. [2023-12-03 02:48:05,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:48:05,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:05,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9302 states to 8029 states and 9302 transitions. [2023-12-03 02:48:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 8029 states and 9302 transitions. [2023-12-03 02:48:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:48:06,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:06,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:07,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9305 states to 8031 states and 9305 transitions. [2023-12-03 02:48:07,205 INFO L276 IsEmpty]: Start isEmpty. Operand 8031 states and 9305 transitions. [2023-12-03 02:48:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:48:07,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:07,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9314 states to 8035 states and 9314 transitions. [2023-12-03 02:48:13,350 INFO L276 IsEmpty]: Start isEmpty. Operand 8035 states and 9314 transitions. [2023-12-03 02:48:13,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:48:13,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:13,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:14,481 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:18,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9321 states to 8039 states and 9321 transitions. [2023-12-03 02:48:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 8039 states and 9321 transitions. [2023-12-03 02:48:18,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:48:18,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:18,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:19,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9325 states to 8041 states and 9325 transitions. [2023-12-03 02:48:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 8041 states and 9325 transitions. [2023-12-03 02:48:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:48:19,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:19,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:19,926 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:20,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9331 states to 8044 states and 9331 transitions. [2023-12-03 02:48:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand 8044 states and 9331 transitions. [2023-12-03 02:48:20,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:48:20,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:20,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:21,166 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:22,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9333 states to 8045 states and 9333 transitions. [2023-12-03 02:48:22,302 INFO L276 IsEmpty]: Start isEmpty. Operand 8045 states and 9333 transitions. [2023-12-03 02:48:22,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:48:22,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:22,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9349 states to 8052 states and 9349 transitions. [2023-12-03 02:48:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 8052 states and 9349 transitions. [2023-12-03 02:48:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:48:31,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:31,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:33,395 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:37,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9355 states to 8055 states and 9355 transitions. [2023-12-03 02:48:37,621 INFO L276 IsEmpty]: Start isEmpty. Operand 8055 states and 9355 transitions. [2023-12-03 02:48:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:48:37,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:37,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:37,704 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-03 02:48:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:38,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9354 states to 8055 states and 9354 transitions. [2023-12-03 02:48:38,475 INFO L276 IsEmpty]: Start isEmpty. Operand 8055 states and 9354 transitions. [2023-12-03 02:48:38,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:48:38,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:38,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:38,639 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-03 02:48:39,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9354 states to 8056 states and 9354 transitions. [2023-12-03 02:48:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 8056 states and 9354 transitions. [2023-12-03 02:48:39,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:48:39,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:39,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:41,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9356 states to 8057 states and 9356 transitions. [2023-12-03 02:48:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 8057 states and 9356 transitions. [2023-12-03 02:48:41,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:48:41,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:41,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:43,361 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:50,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9371 states to 8063 states and 9371 transitions. [2023-12-03 02:48:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 8063 states and 9371 transitions. [2023-12-03 02:48:50,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:48:50,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:50,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:51,996 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9376 states to 8066 states and 9376 transitions. [2023-12-03 02:48:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 8066 states and 9376 transitions. [2023-12-03 02:48:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:48:55,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:55,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-03 02:48:56,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9375 states to 8066 states and 9375 transitions. [2023-12-03 02:48:56,607 INFO L276 IsEmpty]: Start isEmpty. Operand 8066 states and 9375 transitions. [2023-12-03 02:48:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:48:56,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:56,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:56,743 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-03 02:48:57,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9375 states to 8067 states and 9375 transitions. [2023-12-03 02:48:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand 8067 states and 9375 transitions. [2023-12-03 02:48:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:48:57,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:57,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:48:59,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:59,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9377 states to 8068 states and 9377 transitions. [2023-12-03 02:48:59,125 INFO L276 IsEmpty]: Start isEmpty. Operand 8068 states and 9377 transitions. [2023-12-03 02:48:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:48:59,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:59,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:49:09,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:09,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9391 states to 8074 states and 9391 transitions. [2023-12-03 02:49:09,527 INFO L276 IsEmpty]: Start isEmpty. Operand 8074 states and 9391 transitions. [2023-12-03 02:49:09,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:49:09,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:09,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-03 02:49:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9396 states to 8077 states and 9396 transitions. [2023-12-03 02:49:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 8077 states and 9396 transitions. [2023-12-03 02:49:14,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:49:14,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:14,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-03 02:49:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9395 states to 8077 states and 9395 transitions. [2023-12-03 02:49:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 8077 states and 9395 transitions. [2023-12-03 02:49:15,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:49:15,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:15,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:15,537 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-03 02:49:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9395 states to 8078 states and 9395 transitions. [2023-12-03 02:49:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 8078 states and 9395 transitions. [2023-12-03 02:49:16,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:49:16,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:16,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:16,964 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:49:18,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:18,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9397 states to 8079 states and 9397 transitions. [2023-12-03 02:49:18,217 INFO L276 IsEmpty]: Start isEmpty. Operand 8079 states and 9397 transitions. [2023-12-03 02:49:18,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:49:18,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:18,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:49:30,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:30,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9411 states to 8085 states and 9411 transitions. [2023-12-03 02:49:30,146 INFO L276 IsEmpty]: Start isEmpty. Operand 8085 states and 9411 transitions. [2023-12-03 02:49:30,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:49:30,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:30,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:32,657 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-03 02:49:37,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:37,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9416 states to 8088 states and 9416 transitions. [2023-12-03 02:49:37,888 INFO L276 IsEmpty]: Start isEmpty. Operand 8088 states and 9416 transitions. [2023-12-03 02:49:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:49:37,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:37,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-12-03 02:49:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9415 states to 8088 states and 9415 transitions. [2023-12-03 02:49:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 8088 states and 9415 transitions. [2023-12-03 02:49:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:49:38,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:38,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:39,053 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-12-03 02:49:40,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:40,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9415 states to 8089 states and 9415 transitions. [2023-12-03 02:49:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 8089 states and 9415 transitions. [2023-12-03 02:49:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:49:40,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:40,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:40,584 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:49:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:41,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9417 states to 8090 states and 9417 transitions. [2023-12-03 02:49:41,865 INFO L276 IsEmpty]: Start isEmpty. Operand 8090 states and 9417 transitions. [2023-12-03 02:49:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:49:41,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:41,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:45,443 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:49:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:53,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9431 states to 8096 states and 9431 transitions. [2023-12-03 02:49:53,678 INFO L276 IsEmpty]: Start isEmpty. Operand 8096 states and 9431 transitions. [2023-12-03 02:49:53,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:49:53,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:53,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-12-03 02:49:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9436 states to 8099 states and 9436 transitions. [2023-12-03 02:49:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 8099 states and 9436 transitions. [2023-12-03 02:49:58,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:49:58,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:58,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:58,866 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-03 02:49:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:59,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9435 states to 8099 states and 9435 transitions. [2023-12-03 02:49:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 8099 states and 9435 transitions. [2023-12-03 02:49:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:49:59,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:59,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:59,985 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-03 02:50:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:01,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9435 states to 8100 states and 9435 transitions. [2023-12-03 02:50:01,089 INFO L276 IsEmpty]: Start isEmpty. Operand 8100 states and 9435 transitions. [2023-12-03 02:50:01,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:50:01,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:01,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:01,565 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 2 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:50:02,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:02,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9437 states to 8101 states and 9437 transitions. [2023-12-03 02:50:02,957 INFO L276 IsEmpty]: Start isEmpty. Operand 8101 states and 9437 transitions. [2023-12-03 02:50:02,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:50:02,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:02,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:50:15,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:15,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9451 states to 8107 states and 9451 transitions. [2023-12-03 02:50:15,172 INFO L276 IsEmpty]: Start isEmpty. Operand 8107 states and 9451 transitions. [2023-12-03 02:50:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:50:15,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:15,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:15,989 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 10 proven. 21 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-12-03 02:50:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:21,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9456 states to 8110 states and 9456 transitions. [2023-12-03 02:50:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 8110 states and 9456 transitions. [2023-12-03 02:50:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 02:50:21,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:21,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:21,478 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-12-03 02:50:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:22,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9455 states to 8110 states and 9455 transitions. [2023-12-03 02:50:22,437 INFO L276 IsEmpty]: Start isEmpty. Operand 8110 states and 9455 transitions. [2023-12-03 02:50:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 02:50:22,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:22,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-12-03 02:50:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:23,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9455 states to 8111 states and 9455 transitions. [2023-12-03 02:50:23,745 INFO L276 IsEmpty]: Start isEmpty. Operand 8111 states and 9455 transitions. [2023-12-03 02:50:23,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 02:50:23,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:23,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:24,227 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 2 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:50:25,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 8112 states and 9457 transitions. [2023-12-03 02:50:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 8112 states and 9457 transitions. [2023-12-03 02:50:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 02:50:25,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:25,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:29,299 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:50:39,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:39,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9471 states to 8118 states and 9471 transitions. [2023-12-03 02:50:39,320 INFO L276 IsEmpty]: Start isEmpty. Operand 8118 states and 9471 transitions. [2023-12-03 02:50:39,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 02:50:39,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:39,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:40,296 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2023-12-03 02:50:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:46,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9476 states to 8121 states and 9476 transitions. [2023-12-03 02:50:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 8121 states and 9476 transitions. [2023-12-03 02:50:46,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:50:46,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:46,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:46,260 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-12-03 02:50:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:47,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9475 states to 8121 states and 9475 transitions. [2023-12-03 02:50:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand 8121 states and 9475 transitions. [2023-12-03 02:50:47,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:50:47,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:47,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-12-03 02:50:48,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9475 states to 8122 states and 9475 transitions. [2023-12-03 02:50:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 8122 states and 9475 transitions. [2023-12-03 02:50:48,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:50:48,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:48,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:50:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9477 states to 8123 states and 9477 transitions. [2023-12-03 02:50:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 8123 states and 9477 transitions. [2023-12-03 02:50:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:50:50,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:50,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:51:04,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:04,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9491 states to 8129 states and 9491 transitions. [2023-12-03 02:51:04,180 INFO L276 IsEmpty]: Start isEmpty. Operand 8129 states and 9491 transitions. [2023-12-03 02:51:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:51:04,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:04,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-03 02:51:09,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:09,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9496 states to 8132 states and 9496 transitions. [2023-12-03 02:51:09,487 INFO L276 IsEmpty]: Start isEmpty. Operand 8132 states and 9496 transitions. [2023-12-03 02:51:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:51:09,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-03 02:51:10,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:10,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9495 states to 8132 states and 9495 transitions. [2023-12-03 02:51:10,659 INFO L276 IsEmpty]: Start isEmpty. Operand 8132 states and 9495 transitions. [2023-12-03 02:51:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:51:10,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:10,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-03 02:51:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:12,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9495 states to 8133 states and 9495 transitions. [2023-12-03 02:51:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 8133 states and 9495 transitions. [2023-12-03 02:51:12,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:51:12,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:12,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:12,704 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 2 proven. 92 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:51:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:14,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9497 states to 8134 states and 9497 transitions. [2023-12-03 02:51:14,249 INFO L276 IsEmpty]: Start isEmpty. Operand 8134 states and 9497 transitions. [2023-12-03 02:51:14,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:51:14,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:14,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:51:31,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9511 states to 8140 states and 9511 transitions. [2023-12-03 02:51:31,125 INFO L276 IsEmpty]: Start isEmpty. Operand 8140 states and 9511 transitions. [2023-12-03 02:51:31,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:51:31,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:31,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:32,375 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 40 proven. 39 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2023-12-03 02:51:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9516 states to 8143 states and 9516 transitions. [2023-12-03 02:51:36,989 INFO L276 IsEmpty]: Start isEmpty. Operand 8143 states and 9516 transitions. [2023-12-03 02:51:36,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:51:36,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:36,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-03 02:51:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9515 states to 8143 states and 9515 transitions. [2023-12-03 02:51:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 8143 states and 9515 transitions. [2023-12-03 02:51:38,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:51:38,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:38,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-03 02:51:39,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9515 states to 8144 states and 9515 transitions. [2023-12-03 02:51:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 8144 states and 9515 transitions. [2023-12-03 02:51:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:51:39,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:39,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:40,498 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 2 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:51:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:42,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9516 states to 8145 states and 9516 transitions. [2023-12-03 02:51:42,095 INFO L276 IsEmpty]: Start isEmpty. Operand 8145 states and 9516 transitions. [2023-12-03 02:51:42,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:51:42,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:42,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:47,539 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 02:52:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9530 states to 8151 states and 9530 transitions. [2023-12-03 02:52:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 8151 states and 9530 transitions. [2023-12-03 02:52:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:52:02,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:02,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 50 proven. 45 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-03 02:52:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9535 states to 8154 states and 9535 transitions. [2023-12-03 02:52:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 8154 states and 9535 transitions. [2023-12-03 02:52:07,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:52:07,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:07,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:08,018 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-12-03 02:52:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:09,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9534 states to 8154 states and 9534 transitions. [2023-12-03 02:52:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 8154 states and 9534 transitions. [2023-12-03 02:52:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:52:09,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:09,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:09,500 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-12-03 02:52:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:52:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9534 states to 8155 states and 9534 transitions. [2023-12-03 02:52:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 8155 states and 9534 transitions. [2023-12-03 02:52:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 02:52:10,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:52:10,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:52:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:52:13,604 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-03 02:53:12,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9602 states to 8194 states and 9602 transitions. [2023-12-03 02:53:12,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8194 states and 9602 transitions. [2023-12-03 02:53:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 02:53:12,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:12,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:13,685 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-12-03 02:53:16,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:16,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9601 states to 8193 states and 9601 transitions. [2023-12-03 02:53:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 8193 states and 9601 transitions. [2023-12-03 02:53:16,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 02:53:16,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:16,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:53:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-03 02:53:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:53:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9600 states to 8192 states and 9600 transitions. [2023-12-03 02:53:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 8192 states and 9600 transitions. [2023-12-03 02:53:17,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 02:53:17,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:53:17,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:53:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:53:17,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:53:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:53:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:53:28,196 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:53:28,199 INFO L158 Benchmark]: Toolchain (without parser) took 389913.53ms. Allocated memory was 153.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 101.2MB in the beginning and 610.0MB in the end (delta: -508.8MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2023-12-03 02:53:28,199 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 96.5MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:53:28,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1840.46ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 100.8MB in the beginning and 95.6MB in the end (delta: 5.2MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-12-03 02:53:28,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 339.68ms. Allocated memory is still 199.2MB. Free memory was 95.6MB in the beginning and 102.4MB in the end (delta: -6.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-12-03 02:53:28,200 INFO L158 Benchmark]: Boogie Preprocessor took 455.50ms. Allocated memory is still 199.2MB. Free memory was 102.4MB in the beginning and 88.7MB in the end (delta: 13.6MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2023-12-03 02:53:28,201 INFO L158 Benchmark]: RCFGBuilder took 17607.54ms. Allocated memory was 199.2MB in the beginning and 843.1MB in the end (delta: 643.8MB). Free memory was 88.1MB in the beginning and 399.6MB in the end (delta: -311.6MB). Peak memory consumption was 574.8MB. Max. memory is 16.1GB. [2023-12-03 02:53:28,201 INFO L158 Benchmark]: CodeCheck took 369665.77ms. Allocated memory was 843.1MB in the beginning and 1.7GB in the end (delta: 834.7MB). Free memory was 399.6MB in the beginning and 610.0MB in the end (delta: -210.4MB). Peak memory consumption was 625.3MB. Max. memory is 16.1GB. [2023-12-03 02:53:28,203 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 96.5MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1840.46ms. Allocated memory was 153.1MB in the beginning and 199.2MB in the end (delta: 46.1MB). Free memory was 100.8MB in the beginning and 95.6MB in the end (delta: 5.2MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 339.68ms. Allocated memory is still 199.2MB. Free memory was 95.6MB in the beginning and 102.4MB in the end (delta: -6.8MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 455.50ms. Allocated memory is still 199.2MB. Free memory was 102.4MB in the beginning and 88.7MB in the end (delta: 13.6MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * RCFGBuilder took 17607.54ms. Allocated memory was 199.2MB in the beginning and 843.1MB in the end (delta: 643.8MB). Free memory was 88.1MB in the beginning and 399.6MB in the end (delta: -311.6MB). Peak memory consumption was 574.8MB. Max. memory is 16.1GB. * CodeCheck took 369665.77ms. Allocated memory was 843.1MB in the beginning and 1.7GB in the end (delta: 834.7MB). Free memory was 399.6MB in the beginning and 610.0MB in the end (delta: -210.4MB). Peak memory consumption was 625.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:53:28,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aa9575a9d6782b3f681109b33c8859a1aefcf9cb32eb5af53f59cc43db765f1e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:53:30,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:53:30,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2023-12-03 02:53:30,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:53:30,290 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:53:30,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:53:30,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:53:30,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:53:30,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:53:30,293 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:53:30,294 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:53:30,294 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:53:30,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:53:30,295 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:53:30,296 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:53:30,296 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:53:30,297 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:53:30,297 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:53:30,298 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:53:30,298 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:53:30,299 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:53:30,299 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:53:30,300 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:53:30,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:53:30,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:53:30,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:53:30,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:53:30,302 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:53:30,302 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:53:30,302 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:53:30,303 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:53:30,303 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa9575a9d6782b3f681109b33c8859a1aefcf9cb32eb5af53f59cc43db765f1e [2023-12-03 02:53:30,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:53:30,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:53:30,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:53:30,627 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:53:30,628 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:53:30,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2023-12-03 02:53:33,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:53:33,830 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:53:33,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2023-12-03 02:53:33,856 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data/79716b3ff/c9dea6723e1b4e578ba882276dbe51ad/FLAG64d208087 [2023-12-03 02:53:33,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/data/79716b3ff/c9dea6723e1b4e578ba882276dbe51ad [2023-12-03 02:53:33,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:53:33,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:53:33,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:53:33,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:53:33,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:53:33,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:53:33" (1/1) ... [2023-12-03 02:53:33,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ea0654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:33, skipping insertion in model container [2023-12-03 02:53:33,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:53:33" (1/1) ... [2023-12-03 02:53:33,944 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:53:35,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:53:35,179 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:53:35,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:53:35,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:53:35,371 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:53:35,505 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:53:35,653 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,653 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,653 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,654 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,654 WARN L675 CHandler]: The function clearerr is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,654 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,654 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,654 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,654 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,654 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,655 WARN L675 CHandler]: The function strcspn is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,655 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:53:35,661 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:53:35,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35 WrapperNode [2023-12-03 02:53:35,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:53:35,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:53:35,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:53:35,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:53:35,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:35,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,003 INFO L138 Inliner]: procedures = 605, calls = 644, calls flagged for inlining = 86, calls inlined = 530, statements flattened = 13374 [2023-12-03 02:53:36,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:53:36,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:53:36,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:53:36,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:53:36,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:53:36,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:53:36,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:53:36,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:53:36,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:53:35" (1/1) ... [2023-12-03 02:53:36,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:53:36,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:53:36,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:53:36,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:53:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-12-03 02:53:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-12-03 02:53:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-12-03 02:53:36,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:53:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:53:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 02:53:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2023-12-03 02:53:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-12-03 02:53:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:53:36,757 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-12-03 02:53:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-12-03 02:53:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:53:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:53:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-12-03 02:53:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-12-03 02:53:36,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-12-03 02:53:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-12-03 02:53:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:53:36,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:53:36,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 02:53:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:53:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-03 02:53:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-03 02:53:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-12-03 02:53:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:53:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:53:36,760 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-12-03 02:53:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-12-03 02:53:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 02:53:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:53:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 02:53:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-12-03 02:53:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-12-03 02:53:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-12-03 02:53:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-03 02:53:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-12-03 02:53:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2023-12-03 02:53:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-12-03 02:53:37,251 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:53:37,254 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:59:28,840 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:59:31,426 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:59:31,426 INFO L309 CfgBuilder]: Removed 288 assume(true) statements. [2023-12-03 02:59:31,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:59:31 BoogieIcfgContainer [2023-12-03 02:59:31,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:59:31,432 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:59:31,432 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:59:31,442 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:59:31,443 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:59:31" (1/1) ... [2023-12-03 02:59:31,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:59:31,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:31,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9230 states to 7971 states and 9230 transitions. [2023-12-03 02:59:31,633 INFO L276 IsEmpty]: Start isEmpty. Operand 7971 states and 9230 transitions. [2023-12-03 02:59:31,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 02:59:31,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:31,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:31,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:31,637 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:31,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:59:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:32,447 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:32,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:59:32,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:32,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2023-12-03 02:59:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:32,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:59:33,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:33,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9229 states to 7970 states and 9229 transitions. [2023-12-03 02:59:33,074 INFO L276 IsEmpty]: Start isEmpty. Operand 7970 states and 9229 transitions. [2023-12-03 02:59:33,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 02:59:33,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:33,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:33,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:33,076 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:33,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:59:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:33,850 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:34,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:59:34,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:34,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:59:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:34,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:59:34,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:34,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9228 states to 7969 states and 9228 transitions. [2023-12-03 02:59:34,853 INFO L276 IsEmpty]: Start isEmpty. Operand 7969 states and 9228 transitions. [2023-12-03 02:59:34,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:59:34,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:34,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:34,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:34,856 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:34,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 02:59:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:35,557 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:35,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:59:35,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:35,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:35,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 02:59:35,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9230 states to 7970 states and 9230 transitions. [2023-12-03 02:59:35,966 INFO L276 IsEmpty]: Start isEmpty. Operand 7970 states and 9230 transitions. [2023-12-03 02:59:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:59:35,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:35,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:35,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:35,969 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:35,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 02:59:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:36,352 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:36,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:59:36,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:36,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-03 02:59:36,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:36,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9232 states to 7971 states and 9232 transitions. [2023-12-03 02:59:36,895 INFO L276 IsEmpty]: Start isEmpty. Operand 7971 states and 9232 transitions. [2023-12-03 02:59:36,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:59:36,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:36,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:36,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:36,896 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:36,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 02:59:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:37,681 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:37,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:59:37,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:37,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:59:37,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:38,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 02:59:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9234 states to 7973 states and 9234 transitions. [2023-12-03 02:59:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 7973 states and 9234 transitions. [2023-12-03 02:59:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:59:38,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:38,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:38,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:38,877 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:38,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 02:59:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:39,574 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:39,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:59:39,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:39,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:39,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 02:59:40,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9237 states to 7974 states and 9237 transitions. [2023-12-03 02:59:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 7974 states and 9237 transitions. [2023-12-03 02:59:40,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:59:40,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:40,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:40,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:40,167 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:40,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 02:59:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:40,572 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:40,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:59:40,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:40,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:59:40,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 02:59:41,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9236 states to 7974 states and 9236 transitions. [2023-12-03 02:59:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 7974 states and 9236 transitions. [2023-12-03 02:59:41,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:59:41,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:41,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:41,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:41,120 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:41,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 02:59:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:41,923 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:42,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:59:42,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:42,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-03 02:59:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:59:42,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 02:59:43,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9238 states to 7976 states and 9238 transitions. [2023-12-03 02:59:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 7976 states and 9238 transitions. [2023-12-03 02:59:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:59:43,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:43,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:43,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:43,522 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:43,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 02:59:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:44,176 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:59:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:44,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:59:44,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:59:44,427 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2023-12-03 02:59:44,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2023-12-03 02:59:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 02:59:44,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04123052-8eb0-4dce-b763-7ad6481fc43d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0