./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/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_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/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_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/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 a318d1932a4cf515b7769fbc74b3ae8791db0dd09e5b989a4577a3be2cae3270 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:34,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:35,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:05:35,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:35,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:35,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:35,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:35,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:35,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:35,116 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:35,117 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:35,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:35,117 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:35,120 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:35,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:35,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:35,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:35,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:35,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:35,123 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:35,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:35,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:35,124 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:35,125 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:35,125 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:35,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:35,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:35,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:35,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:35,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:35,132 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:35,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:35,132 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:35,133 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_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a318d1932a4cf515b7769fbc74b3ae8791db0dd09e5b989a4577a3be2cae3270 [2023-11-19 04:05:35,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:35,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:35,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:35,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:35,505 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:35,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2023-11-19 04:05:38,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:38,969 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:38,969 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2023-11-19 04:05:38,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/data/9cae13cfd/b9efa1e698064fcfacd84040d92c75b4/FLAG113151ff2 [2023-11-19 04:05:39,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/data/9cae13cfd/b9efa1e698064fcfacd84040d92c75b4 [2023-11-19 04:05:39,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:39,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:39,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:39,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:39,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:39,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae70c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39, skipping insertion in model container [2023-11-19 04:05:39,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:39,248 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_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2562,2575] [2023-11-19 04:05:39,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:39,402 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:39,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] [2023-11-19 04:05:39,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [118] [2023-11-19 04:05:39,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [127] [2023-11-19 04:05:39,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [285] [2023-11-19 04:05:39,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [651] [2023-11-19 04:05:39,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [689] [2023-11-19 04:05:39,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [770] [2023-11-19 04:05:39,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [809] [2023-11-19 04:05:39,424 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_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2562,2575] [2023-11-19 04:05:39,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:39,499 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:39,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39 WrapperNode [2023-11-19 04:05:39,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:39,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:39,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:39,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:39,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,563 INFO L138 Inliner]: procedures = 52, calls = 95, calls flagged for inlining = 19, calls inlined = 15, statements flattened = 147 [2023-11-19 04:05:39,563 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:39,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:39,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:39,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:39,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,614 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:39,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:39,616 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:39,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:39,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:39" (1/1) ... [2023-11-19 04:05:39,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:39,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:39,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:39,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 04:05:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 04:05:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 04:05:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 04:05:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 04:05:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 04:05:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 04:05:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 04:05:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 04:05:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 04:05:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 04:05:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 04:05:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 04:05:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 04:05:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:39,927 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:39,930 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:40,326 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:40,460 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:40,460 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:05:40,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:40 BoogieIcfgContainer [2023-11-19 04:05:40,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:40,474 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:40,474 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:40,487 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:40,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:40" (1/1) ... [2023-11-19 04:05:40,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-19 04:05:40,603 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-19 04:05:40,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:05:40,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:40,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:40,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:40,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2023-11-19 04:05:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2023-11-19 04:05:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:05:40,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:40,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:41,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:41,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:41,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2023-11-19 04:05:41,034 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-19 04:05:41,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:05:41,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:41,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:41,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:41,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2023-11-19 04:05:41,396 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-19 04:05:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:41,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:41,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:41,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2023-11-19 04:05:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2023-11-19 04:05:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:41,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:41,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:41,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:41,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 68 states and 91 transitions. [2023-11-19 04:05:41,815 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2023-11-19 04:05:41,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:05:41,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:41,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2023-11-19 04:05:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-11-19 04:05:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:05:42,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:42,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2023-11-19 04:05:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2023-11-19 04:05:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:05:43,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:43,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:43,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:43,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2023-11-19 04:05:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2023-11-19 04:05:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:05:43,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:43,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:43,814 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 04:05:44,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 114 states and 183 transitions. [2023-11-19 04:05:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 183 transitions. [2023-11-19 04:05:44,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:05:44,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:44,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 115 states and 184 transitions. [2023-11-19 04:05:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 184 transitions. [2023-11-19 04:05:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:05:44,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:44,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:44,838 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 04:05:45,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 116 states and 187 transitions. [2023-11-19 04:05:45,018 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 187 transitions. [2023-11-19 04:05:45,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:05:45,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,125 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 04:05:45,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 117 states and 188 transitions. [2023-11-19 04:05:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 188 transitions. [2023-11-19 04:05:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:05:45,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,264 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 04:05:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 122 states and 197 transitions. [2023-11-19 04:05:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 197 transitions. [2023-11-19 04:05:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:05:45,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:05:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 127 states and 208 transitions. [2023-11-19 04:05:45,919 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 208 transitions. [2023-11-19 04:05:45,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:05:45,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:46,312 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:05:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 130 states and 217 transitions. [2023-11-19 04:05:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 217 transitions. [2023-11-19 04:05:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:05:47,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:47,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:05:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:47,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 131 states and 218 transitions. [2023-11-19 04:05:47,366 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2023-11-19 04:05:47,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:05:47,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:47,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:05:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 134 states and 224 transitions. [2023-11-19 04:05:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 224 transitions. [2023-11-19 04:05:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:05:47,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:47,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:05:48,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:48,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 136 states and 229 transitions. [2023-11-19 04:05:48,007 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2023-11-19 04:05:48,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:05:48,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:48,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:05:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:48,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 143 states and 247 transitions. [2023-11-19 04:05:48,339 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 247 transitions. [2023-11-19 04:05:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:05:48,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:48,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:48,628 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:05:50,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:50,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 152 states and 265 transitions. [2023-11-19 04:05:50,796 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 265 transitions. [2023-11-19 04:05:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:05:50,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:50,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 04:05:52,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:52,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 159 states and 282 transitions. [2023-11-19 04:05:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 282 transitions. [2023-11-19 04:05:52,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:05:52,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:52,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:52,433 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:05:52,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:52,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 160 states and 283 transitions. [2023-11-19 04:05:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 283 transitions. [2023-11-19 04:05:52,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:05:52,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:52,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:52,535 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:05:53,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 168 states and 305 transitions. [2023-11-19 04:05:53,070 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 305 transitions. [2023-11-19 04:05:53,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:05:53,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:53,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:53,191 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:05:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:53,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 169 states and 306 transitions. [2023-11-19 04:05:53,263 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 306 transitions. [2023-11-19 04:05:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:05:53,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:53,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:53,332 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 04:05:53,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 172 states and 311 transitions. [2023-11-19 04:05:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 311 transitions. [2023-11-19 04:05:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 04:05:53,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:53,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:53,424 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 04:05:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:53,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 173 states and 312 transitions. [2023-11-19 04:05:53,478 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 312 transitions. [2023-11-19 04:05:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 04:05:53,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:53,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:53,554 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 04:05:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:53,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 56 states and 66 transitions. [2023-11-19 04:05:53,619 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2023-11-19 04:05:53,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:05:53,620 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 28 iterations. [2023-11-19 04:05:53,630 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 04:05:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,946 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 04:05:53,951 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,954 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,954 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:05:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-11-19 04:05:53,961 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 04:05:53,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:05:53 ImpRootNode [2023-11-19 04:05:53,963 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:05:53,964 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:05:53,965 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:05:53,965 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:05:53,966 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:40" (3/4) ... [2023-11-19 04:05:53,968 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:05:53,972 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 04:05:53,973 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 04:05:53,973 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 04:05:53,973 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 04:05:53,974 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 04:05:53,974 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-19 04:05:53,979 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-19 04:05:53,993 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2023-11-19 04:05:53,994 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 04:05:53,995 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 04:05:53,995 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:05:53,996 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:05:54,031 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) || (0 == systemActive)) [2023-11-19 04:05:54,097 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) || (0 == systemActive)) [2023-11-19 04:05:54,156 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:05:54,157 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:05:54,157 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:05:54,158 INFO L158 Benchmark]: Toolchain (without parser) took 15153.30ms. Allocated memory was 119.5MB in the beginning and 239.1MB in the end (delta: 119.5MB). Free memory was 73.2MB in the beginning and 179.1MB in the end (delta: -105.9MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-19 04:05:54,158 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:54,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.99ms. Allocated memory is still 119.5MB. Free memory was 73.2MB in the beginning and 54.4MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:05:54,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.35ms. Allocated memory is still 119.5MB. Free memory was 54.4MB in the beginning and 52.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:54,164 INFO L158 Benchmark]: Boogie Preprocessor took 50.73ms. Allocated memory is still 119.5MB. Free memory was 52.4MB in the beginning and 50.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:54,165 INFO L158 Benchmark]: RCFGBuilder took 855.36ms. Allocated memory was 119.5MB in the beginning and 165.7MB in the end (delta: 46.1MB). Free memory was 50.8MB in the beginning and 121.1MB in the end (delta: -70.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:05:54,165 INFO L158 Benchmark]: CodeCheck took 13489.54ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 121.1MB in the beginning and 185.3MB in the end (delta: -64.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-11-19 04:05:54,166 INFO L158 Benchmark]: Witness Printer took 192.60ms. Allocated memory is still 239.1MB. Free memory was 185.3MB in the beginning and 179.1MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:05:54,168 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.1s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5924 SdHoareTripleChecker+Valid, 16.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3041 mSDsluCounter, 6798 SdHoareTripleChecker+Invalid, 13.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4345 mSDsCounter, 2354 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8592 IncrementalHoareTripleChecker+Invalid, 10946 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2354 mSolverCounterUnsat, 2453 mSDtfsCounter, 8592 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10385 GetRequests, 10183 SyntacticMatches, 0 SemanticMatches, 202 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17656 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1105 NumberOfCodeBlocks, 1105 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 1078 ConstructedInterpolants, 0 QuantifiedInterpolants, 1992 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 23 PerfectInterpolantSequences, 330/340 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 123]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: ((((tmp == 1) && (pumpRunning == 0)) && (methaneLevelCritical == 0)) && (tmp == systemActive)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) || (0 == systemActive)) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: (!((tmp == 0)) || (tmp == methaneLevelCritical)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.99ms. Allocated memory is still 119.5MB. Free memory was 73.2MB in the beginning and 54.4MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.35ms. Allocated memory is still 119.5MB. Free memory was 54.4MB in the beginning and 52.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.73ms. Allocated memory is still 119.5MB. Free memory was 52.4MB in the beginning and 50.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 855.36ms. Allocated memory was 119.5MB in the beginning and 165.7MB in the end (delta: 46.1MB). Free memory was 50.8MB in the beginning and 121.1MB in the end (delta: -70.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 13489.54ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 121.1MB in the beginning and 185.3MB in the end (delta: -64.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Witness Printer took 192.60ms. Allocated memory is still 239.1MB. Free memory was 185.3MB in the beginning and 179.1MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] - GenericResultAtLocation [Line: 118]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [118] - GenericResultAtLocation [Line: 127]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [127] - GenericResultAtLocation [Line: 285]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [285] - GenericResultAtLocation [Line: 651]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [651] - GenericResultAtLocation [Line: 689]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [689] - GenericResultAtLocation [Line: 770]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [770] - GenericResultAtLocation [Line: 809]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [809] RESULT: Ultimate proved your program to be correct! [2023-11-19 04:05:54,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b89f630-d2f5-4b21-aa0f-faebf5686ac1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE