./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product50.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_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/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_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/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_1e7f8b38-62d1-40d9-835b-d5bf443232e5/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 9cfe95aaca007f6467395901a9efc89e5ad27f0fc32ae7ae8a1fe4e27a1f35c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:55,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:55,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:32:55,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:32:55,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:32:55,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:55,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:55,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:55,632 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:55,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:55,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:55,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:55,640 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:55,642 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:55,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:55,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:55,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:55,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:55,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:55,645 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:55,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:55,646 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:55,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:55,647 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:55,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:55,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:55,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:55,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:55,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:55,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:55,651 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:32:55,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:32:55,652 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:55,652 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_1e7f8b38-62d1-40d9-835b-d5bf443232e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cfe95aaca007f6467395901a9efc89e5ad27f0fc32ae7ae8a1fe4e27a1f35c1 [2023-11-19 03:32:55,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:55,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:55,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:55,986 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:55,986 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:55,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c [2023-11-19 03:32:59,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:59,948 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:59,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c [2023-11-19 03:32:59,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/data/a13f72959/0684eb39742d477893974609f92303c9/FLAGdabfe8eae [2023-11-19 03:32:59,994 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/data/a13f72959/0684eb39742d477893974609f92303c9 [2023-11-19 03:33:00,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:00,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:00,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:00,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:00,017 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:00,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:59" (1/1) ... [2023-11-19 03:33:00,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ecd2cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00, skipping insertion in model container [2023-11-19 03:33:00,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:59" (1/1) ... [2023-11-19 03:33:00,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:00,339 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_1e7f8b38-62d1-40d9-835b-d5bf443232e5/sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c[1605,1618] [2023-11-19 03:33:00,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:00,512 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:00,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-19 03:33:00,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [58] [2023-11-19 03:33:00,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [279] [2023-11-19 03:33:00,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [349] [2023-11-19 03:33:00,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [453] [2023-11-19 03:33:00,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [819] [2023-11-19 03:33:00,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [868] [2023-11-19 03:33:00,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [906] [2023-11-19 03:33:00,542 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_1e7f8b38-62d1-40d9-835b-d5bf443232e5/sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c[1605,1618] [2023-11-19 03:33:00,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:00,656 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:00,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00 WrapperNode [2023-11-19 03:33:00,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:00,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:00,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:00,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:00,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,778 INFO L138 Inliner]: procedures = 58, calls = 102, calls flagged for inlining = 26, calls inlined = 22, statements flattened = 212 [2023-11-19 03:33:00,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:00,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:00,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:00,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:00,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:00,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:00,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:00,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:00,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:00,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:00,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:00,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e7f8b38-62d1-40d9-835b-d5bf443232e5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:33:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:33:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:33:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:33:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:33:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:33:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:33:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:33:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:33:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:33:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-19 03:33:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-19 03:33:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:33:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:33:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:01,111 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:01,114 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:01,436 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:01,680 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:01,680 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:33:01,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:01 BoogieIcfgContainer [2023-11-19 03:33:01,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:01,687 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:01,687 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:01,697 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:01,697 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:01,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:01,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2023-11-19 03:33:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-19 03:33:01,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:33:01,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:01,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:02,029 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 03:33:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-19 03:33:02,087 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-19 03:33:02,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:33:02,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:02,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:02,323 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 03:33:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2023-11-19 03:33:02,357 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-11-19 03:33:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:33:02,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:02,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:02,789 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 03:33:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:03,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2023-11-19 03:33:03,026 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2023-11-19 03:33:03,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:33:03,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:03,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:03,205 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 03:33:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2023-11-19 03:33:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2023-11-19 03:33:03,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:33:03,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:03,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:04,224 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 03:33:05,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:05,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2023-11-19 03:33:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2023-11-19 03:33:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:33:05,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:05,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:05,882 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 03:33:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:06,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 137 transitions. [2023-11-19 03:33:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2023-11-19 03:33:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:33:06,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:06,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:06,836 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 03:33:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 138 transitions. [2023-11-19 03:33:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2023-11-19 03:33:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:33:07,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:07,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:07,836 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 03:33:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 136 transitions. [2023-11-19 03:33:08,051 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2023-11-19 03:33:08,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:33:08,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:08,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:08,173 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 03:33:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 97 states and 145 transitions. [2023-11-19 03:33:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2023-11-19 03:33:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:33:09,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:09,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:09,896 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 03:33:11,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 111 states and 174 transitions. [2023-11-19 03:33:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2023-11-19 03:33:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:33:12,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:12,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:12,246 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 03:33:12,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 112 states and 175 transitions. [2023-11-19 03:33:12,366 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 175 transitions. [2023-11-19 03:33:12,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:33:12,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:12,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:12,493 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 03:33:13,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 112 states and 173 transitions. [2023-11-19 03:33:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 173 transitions. [2023-11-19 03:33:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:33:13,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:13,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:13,394 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 03:33:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 113 states and 174 transitions. [2023-11-19 03:33:13,428 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2023-11-19 03:33:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:33:13,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:13,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:13,538 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 03:33:13,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 118 states and 183 transitions. [2023-11-19 03:33:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 183 transitions. [2023-11-19 03:33:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:33:13,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:13,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:14,167 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 03:33:15,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:15,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 129 states and 217 transitions. [2023-11-19 03:33:15,332 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 217 transitions. [2023-11-19 03:33:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:33:15,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:15,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:15,457 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 03:33:15,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:15,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 130 states and 220 transitions. [2023-11-19 03:33:15,803 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 220 transitions. [2023-11-19 03:33:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:33:15,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:15,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:15,912 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 03:33:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 224 transitions. [2023-11-19 03:33:16,287 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 224 transitions. [2023-11-19 03:33:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:33:16,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:16,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:16,336 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 03:33:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:16,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 137 states and 234 transitions. [2023-11-19 03:33:16,735 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2023-11-19 03:33:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:33:16,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:16,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:16,848 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:17,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 249 transitions. [2023-11-19 03:33:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 249 transitions. [2023-11-19 03:33:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:33:17,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:17,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:33:17,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 144 states and 250 transitions. [2023-11-19 03:33:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 250 transitions. [2023-11-19 03:33:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:33:17,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:17,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:18,096 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:33:18,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:18,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 147 states and 254 transitions. [2023-11-19 03:33:18,826 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 254 transitions. [2023-11-19 03:33:18,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:33:18,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:18,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:33:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:18,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 148 states and 255 transitions. [2023-11-19 03:33:18,916 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 255 transitions. [2023-11-19 03:33:18,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:33:18,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:18,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,016 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 03:33:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:19,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 150 states and 258 transitions. [2023-11-19 03:33:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 258 transitions. [2023-11-19 03:33:19,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:33:19,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:19,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:19,826 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 03:33:23,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 158 states and 286 transitions. [2023-11-19 03:33:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 286 transitions. [2023-11-19 03:33:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:33:23,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:23,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:23,258 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 03:33:24,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 160 states and 289 transitions. [2023-11-19 03:33:24,178 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 289 transitions. [2023-11-19 03:33:24,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:33:24,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:24,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:26,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 165 states and 311 transitions. [2023-11-19 03:33:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 311 transitions. [2023-11-19 03:33:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:33:26,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:26,402 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:27,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 167 states and 313 transitions. [2023-11-19 03:33:27,472 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 313 transitions. [2023-11-19 03:33:27,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:33:27,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:27,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:27,574 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 03:33:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:28,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 168 states and 314 transitions. [2023-11-19 03:33:28,071 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 314 transitions. [2023-11-19 03:33:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:33:28,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:28,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:29,357 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 176 states and 336 transitions. [2023-11-19 03:33:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 336 transitions. [2023-11-19 03:33:34,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:33:34,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:34,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:33:36,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:36,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 178 states and 338 transitions. [2023-11-19 03:33:36,123 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 338 transitions. [2023-11-19 03:33:36,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:33:36,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:36,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:37,143 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:33:41,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 193 states and 387 transitions. [2023-11-19 03:33:41,573 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 387 transitions. [2023-11-19 03:33:41,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:33:41,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:41,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:33:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.