./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45ba8c3ee5105630bc9146965d68439e6204903aca4c5a31cd4f017e456c8589 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:10,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:10,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:51:10,367 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:51:10,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:51:10,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:10,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:10,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:10,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:10,395 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:10,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:10,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:10,396 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:51:10,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:51:10,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:51:10,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:10,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:10,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:10,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:10,400 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:51:10,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:10,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:10,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:10,402 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:10,402 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:10,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:10,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:10,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:10,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:10,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:10,405 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:51:10,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:51:10,405 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:10,406 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_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45ba8c3ee5105630bc9146965d68439e6204903aca4c5a31cd4f017e456c8589 [2023-11-19 02:51:10,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:10,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:10,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:10,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:10,664 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:10,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2023-11-19 02:51:13,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:14,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:14,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2023-11-19 02:51:14,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/data/54a18551d/2fb212a757304a5ebc294820b403f7a0/FLAG1de7d436d [2023-11-19 02:51:14,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/data/54a18551d/2fb212a757304a5ebc294820b403f7a0 [2023-11-19 02:51:14,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:14,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:14,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:14,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:14,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:14,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc13832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14, skipping insertion in model container [2023-11-19 02:51:14,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,120 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:14,296 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c[1605,1618] [2023-11-19 02:51:14,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:14,482 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:14,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-19 02:51:14,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [58] [2023-11-19 02:51:14,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [164] [2023-11-19 02:51:14,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [530] [2023-11-19 02:51:14,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [565] [2023-11-19 02:51:14,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [633] [2023-11-19 02:51:14,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [732] [2023-11-19 02:51:14,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [907] [2023-11-19 02:51:14,510 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c[1605,1618] [2023-11-19 02:51:14,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:14,626 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:14,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14 WrapperNode [2023-11-19 02:51:14,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:14,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:14,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:14,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:14,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,693 INFO L138 Inliner]: procedures = 55, calls = 98, calls flagged for inlining = 24, calls inlined = 20, statements flattened = 182 [2023-11-19 02:51:14,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:14,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:14,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:14,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:14,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:14,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:14,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:14,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:14,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:14" (1/1) ... [2023-11-19 02:51:14,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:14,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:14,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:14,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb8b67dd-1435-49a7-93f1-d8bc0cb0e488/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:51:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:51:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:51:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:51:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:51:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:51:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:51:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:51:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-19 02:51:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-19 02:51:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:51:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:51:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:51:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:14,890 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:14,893 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:15,238 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:15,402 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:15,402 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:51:15,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:15 BoogieIcfgContainer [2023-11-19 02:51:15,417 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:15,418 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:15,419 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:15,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:15,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:15" (1/1) ... [2023-11-19 02:51:15,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:51:15,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-19 02:51:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-19 02:51:15,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:51:15,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:15,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:15,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:15,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-19 02:51:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-19 02:51:15,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:51:15,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:15,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:16,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-19 02:51:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-19 02:51:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:51:16,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:16,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:16,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2023-11-19 02:51:16,401 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2023-11-19 02:51:16,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:51:16,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:16,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:16,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:17,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 105 transitions. [2023-11-19 02:51:17,194 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 105 transitions. [2023-11-19 02:51:17,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:51:17,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:17,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:17,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:51:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:17,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 115 transitions. [2023-11-19 02:51:17,764 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 115 transitions. [2023-11-19 02:51:17,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:51:17,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:17,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:17,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:51:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:18,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 115 transitions. [2023-11-19 02:51:18,298 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2023-11-19 02:51:18,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:51:18,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:18,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 116 transitions. [2023-11-19 02:51:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2023-11-19 02:51:18,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:51:18,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:18,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:20,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 143 transitions. [2023-11-19 02:51:20,384 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2023-11-19 02:51:20,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:51:20,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:20,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:20,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:20,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 144 transitions. [2023-11-19 02:51:20,567 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 144 transitions. [2023-11-19 02:51:20,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:51:20,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:20,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:20,609 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:20,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:20,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 100 states and 153 transitions. [2023-11-19 02:51:20,737 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 153 transitions. [2023-11-19 02:51:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:51:20,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:20,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:20,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:20,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 154 transitions. [2023-11-19 02:51:20,804 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2023-11-19 02:51:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:51:20,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:20,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:20,955 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 116 states and 197 transitions. [2023-11-19 02:51:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 197 transitions. [2023-11-19 02:51:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:51:22,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:22,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:22,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 117 states and 198 transitions. [2023-11-19 02:51:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 198 transitions. [2023-11-19 02:51:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:51:22,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:22,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:22,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 202 transitions. [2023-11-19 02:51:22,716 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 202 transitions. [2023-11-19 02:51:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:51:22,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:22,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:22,760 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:23,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:23,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 123 states and 214 transitions. [2023-11-19 02:51:23,029 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 214 transitions. [2023-11-19 02:51:23,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:51:23,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:23,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 124 states and 215 transitions. [2023-11-19 02:51:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 215 transitions. [2023-11-19 02:51:23,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:51:23,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:23,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:23,212 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:51:23,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:23,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 127 states and 219 transitions. [2023-11-19 02:51:23,692 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 219 transitions. [2023-11-19 02:51:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:51:23,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:23,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:24,251 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:26,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 135 states and 249 transitions. [2023-11-19 02:51:26,865 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 249 transitions. [2023-11-19 02:51:26,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:51:26,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:26,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:27,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 137 states and 252 transitions. [2023-11-19 02:51:27,699 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 252 transitions. [2023-11-19 02:51:27,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:27,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:27,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:51:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:28,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 138 states and 253 transitions. [2023-11-19 02:51:28,070 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 253 transitions. [2023-11-19 02:51:28,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:28,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:28,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:28,535 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:31,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 145 states and 276 transitions. [2023-11-19 02:51:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 276 transitions. [2023-11-19 02:51:31,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:31,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:31,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 147 states and 281 transitions. [2023-11-19 02:51:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 281 transitions. [2023-11-19 02:51:32,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:32,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:32,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:32,337 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 149 states and 284 transitions. [2023-11-19 02:51:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 284 transitions. [2023-11-19 02:51:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:33,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:33,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 161 states and 336 transitions. [2023-11-19 02:51:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 336 transitions. [2023-11-19 02:51:37,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:37,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:37,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:37,430 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:38,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 166 states and 354 transitions. [2023-11-19 02:51:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 354 transitions. [2023-11-19 02:51:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:38,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:38,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:39,087 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:40,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 169 states and 360 transitions. [2023-11-19 02:51:40,380 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 360 transitions. [2023-11-19 02:51:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:40,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:40,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:40,479 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:41,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 171 states and 362 transitions. [2023-11-19 02:51:41,405 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 362 transitions. [2023-11-19 02:51:41,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:41,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:41,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:42,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 173 states and 365 transitions. [2023-11-19 02:51:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 365 transitions. [2023-11-19 02:51:42,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:42,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:42,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:42,538 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:44,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 178 states and 381 transitions. [2023-11-19 02:51:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 381 transitions. [2023-11-19 02:51:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:51:44,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:44,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:51,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:51,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 182 states and 394 transitions. [2023-11-19 02:51:51,051 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 394 transitions. [2023-11-19 02:51:51,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:51:51,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:51,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 185 states and 398 transitions. [2023-11-19 02:51:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 398 transitions. [2023-11-19 02:51:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:51:52,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:52,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:52,513 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:52,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 186 states and 399 transitions. [2023-11-19 02:51:52,554 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 399 transitions. [2023-11-19 02:51:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:52,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:52,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 187 states and 404 transitions. [2023-11-19 02:51:52,691 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 404 transitions. [2023-11-19 02:51:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:51:52,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:52,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 02:51:53,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:53,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 188 states and 406 transitions. [2023-11-19 02:51:53,004 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 406 transitions. [2023-11-19 02:51:53,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:51:53,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:53,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:53,057 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:51:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 191 states and 411 transitions. [2023-11-19 02:51:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 411 transitions. [2023-11-19 02:51:54,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:54,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:54,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:51:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:57,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 195 states and 421 transitions. [2023-11-19 02:51:57,705 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 421 transitions. [2023-11-19 02:51:57,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:51:57,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:57,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:51:59,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:59,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 198 states and 425 transitions. [2023-11-19 02:51:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 425 transitions. [2023-11-19 02:51:59,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:51:59,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:59,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:59,481 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 02:52:00,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:00,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 202 states and 434 transitions. [2023-11-19 02:52:00,060 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 434 transitions. [2023-11-19 02:52:00,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:52:00,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:00,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:00,113 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 02:52:00,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:00,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 203 states and 435 transitions. [2023-11-19 02:52:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 435 transitions. [2023-11-19 02:52:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:52:00,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:00,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:52:00,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 204 states and 436 transitions. [2023-11-19 02:52:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 436 transitions. [2023-11-19 02:52:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:52:00,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:00,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:01,263 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.