./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product44.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product44.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9 --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 471ad46a1662a2ee36763023473e29e175f1086d40bbf36d792af661871bf09e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:05:42,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:05:42,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:05:42,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:05:42,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:05:42,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:05:42,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:05:42,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:05:42,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:05:42,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:05:42,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:05:42,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:05:42,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:05:42,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:05:42,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:05:42,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:05:42,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:05:42,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:05:42,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:05:42,719 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:05:42,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:05:42,720 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:05:42,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:05:42,721 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:05:42,721 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:05:42,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:05:42,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:05:42,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:05:42,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:05:42,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:05:42,724 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:05:42,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:05:42,724 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:05:42,724 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_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 471ad46a1662a2ee36763023473e29e175f1086d40bbf36d792af661871bf09e [2023-12-02 21:05:42,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:05:42,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:05:42,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:05:42,973 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:05:42,974 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:05:42,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec2_product44.cil.c [2023-12-02 21:05:45,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:05:45,980 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:05:45,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/sv-benchmarks/c/product-lines/minepump_spec2_product44.cil.c [2023-12-02 21:05:45,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/data/92220aaff/e215d80304ff4b65b0cf1fbffc5ac1d0/FLAG84c17eaf8 [2023-12-02 21:05:46,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/data/92220aaff/e215d80304ff4b65b0cf1fbffc5ac1d0 [2023-12-02 21:05:46,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:05:46,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:05:46,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:05:46,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:05:46,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:05:46,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a5f640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46, skipping insertion in model container [2023-12-02 21:05:46,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,079 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:05:46,218 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_6409a2e8-834b-4724-b7d2-d93d279b4ca0/sv-benchmarks/c/product-lines/minepump_spec2_product44.cil.c[1605,1618] [2023-12-02 21:05:46,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:05:46,343 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:05:46,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-12-02 21:05:46,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] [2023-12-02 21:05:46,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [133] [2023-12-02 21:05:46,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [335] [2023-12-02 21:05:46,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [373] [2023-12-02 21:05:46,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [471] [2023-12-02 21:05:46,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [510] [2023-12-02 21:05:46,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [605] [2023-12-02 21:05:46,361 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_6409a2e8-834b-4724-b7d2-d93d279b4ca0/sv-benchmarks/c/product-lines/minepump_spec2_product44.cil.c[1605,1618] [2023-12-02 21:05:46,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:05:46,436 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:05:46,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46 WrapperNode [2023-12-02 21:05:46,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:05:46,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:05:46,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:05:46,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:05:46,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,460 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,487 INFO L138 Inliner]: procedures = 56, calls = 99, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 199 [2023-12-02 21:05:46,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:05:46,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:05:46,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:05:46,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:05:46,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,507 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,514 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,515 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:05:46,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:05:46,520 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:05:46,520 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:05:46,521 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:05:46,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:05:46,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:05:46,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:05:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:05:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-02 21:05:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-02 21:05:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-02 21:05:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-02 21:05:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-02 21:05:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-02 21:05:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-02 21:05:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-02 21:05:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-02 21:05:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-02 21:05:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:05:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-02 21:05:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-02 21:05:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:05:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:05:46,663 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:05:46,665 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:05:46,872 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:05:46,976 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:05:46,976 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 21:05:46,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:05:46 BoogieIcfgContainer [2023-12-02 21:05:46,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:05:46,979 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:05:46,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:05:46,986 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:05:46,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:05:46" (1/1) ... [2023-12-02 21:05:46,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:05:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-12-02 21:05:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-12-02 21:05:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:05:47,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:47,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:47,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:47,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-12-02 21:05:47,230 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-12-02 21:05:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:05:47,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:47,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:47,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-12-02 21:05:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-12-02 21:05:47,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:05:47,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:47,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 67 states and 94 transitions. [2023-12-02 21:05:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2023-12-02 21:05:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:05:47,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:47,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:48,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 83 states and 126 transitions. [2023-12-02 21:05:48,484 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2023-12-02 21:05:48,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:05:48,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:48,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:48,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2023-12-02 21:05:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2023-12-02 21:05:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:05:48,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:48,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:48,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:48,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2023-12-02 21:05:48,777 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2023-12-02 21:05:48,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:05:48,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:48,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 144 transitions. [2023-12-02 21:05:48,851 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2023-12-02 21:05:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:05:48,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:48,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 95 states and 153 transitions. [2023-12-02 21:05:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 153 transitions. [2023-12-02 21:05:49,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:05:49,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:49,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:50,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 106 states and 184 transitions. [2023-12-02 21:05:50,401 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 184 transitions. [2023-12-02 21:05:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:05:50,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:50,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:50,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:50,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:50,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 115 states and 204 transitions. [2023-12-02 21:05:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 204 transitions. [2023-12-02 21:05:50,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:05:50,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:51,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 116 states and 205 transitions. [2023-12-02 21:05:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 205 transitions. [2023-12-02 21:05:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:05:51,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:51,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:51,111 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:05:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 121 states and 219 transitions. [2023-12-02 21:05:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 219 transitions. [2023-12-02 21:05:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:05:51,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:51,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:51,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:05:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:51,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 122 states and 224 transitions. [2023-12-02 21:05:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 224 transitions. [2023-12-02 21:05:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:05:51,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:51,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:51,658 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:05:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 126 states and 233 transitions. [2023-12-02 21:05:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 233 transitions. [2023-12-02 21:05:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:05:51,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:51,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:05:52,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:52,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 129 states and 238 transitions. [2023-12-02 21:05:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 238 transitions. [2023-12-02 21:05:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:05:52,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:52,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:05:52,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:52,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 130 states and 239 transitions. [2023-12-02 21:05:52,176 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 239 transitions. [2023-12-02 21:05:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:05:52,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:52,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 145 states and 299 transitions. [2023-12-02 21:05:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 299 transitions. [2023-12-02 21:05:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:05:54,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:54,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:54,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 150 states and 309 transitions. [2023-12-02 21:05:54,900 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 309 transitions. [2023-12-02 21:05:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:05:54,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:54,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:55,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:55,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 154 states and 316 transitions. [2023-12-02 21:05:55,479 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 316 transitions. [2023-12-02 21:05:55,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:05:55,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:55,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 156 states and 323 transitions. [2023-12-02 21:05:55,706 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 323 transitions. [2023-12-02 21:05:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:05:55,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:55,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 165 states and 345 transitions. [2023-12-02 21:05:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 345 transitions. [2023-12-02 21:05:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:05:56,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:56,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 168 states and 348 transitions. [2023-12-02 21:05:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 348 transitions. [2023-12-02 21:05:56,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:05:56,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:56,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:05:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 173 states and 360 transitions. [2023-12-02 21:05:57,054 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 360 transitions. [2023-12-02 21:05:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:05:57,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:57,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:05:58,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:58,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 188 states and 390 transitions. [2023-12-02 21:05:58,974 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 390 transitions. [2023-12-02 21:05:58,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 21:05:58,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:58,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:59,250 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:06:00,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 189 states and 391 transitions. [2023-12-02 21:06:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 391 transitions. [2023-12-02 21:06:00,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 21:06:00,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:00,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:00,401 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:06:00,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:00,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 190 states and 392 transitions. [2023-12-02 21:06:00,437 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 392 transitions. [2023-12-02 21:06:00,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:06:00,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:00,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:00,473 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 21:06:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:00,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 191 states and 392 transitions. [2023-12-02 21:06:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 392 transitions. [2023-12-02 21:06:00,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:06:00,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:00,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:00,534 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 21:06:00,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 192 states and 394 transitions. [2023-12-02 21:06:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 394 transitions. [2023-12-02 21:06:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:06:00,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:00,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 21:06:00,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 195 states and 401 transitions. [2023-12-02 21:06:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 401 transitions. [2023-12-02 21:06:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:06:00,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:00,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:06:02,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 203 states and 418 transitions. [2023-12-02 21:06:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 418 transitions. [2023-12-02 21:06:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:06:02,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:02,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:06:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:03,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 206 states and 423 transitions. [2023-12-02 21:06:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 423 transitions. [2023-12-02 21:06:03,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 21:06:03,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:03,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:06:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 208 states and 427 transitions. [2023-12-02 21:06:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 427 transitions. [2023-12-02 21:06:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:06:03,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:03,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:03,960 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:06:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 219 states and 450 transitions. [2023-12-02 21:06:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 450 transitions. [2023-12-02 21:06:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:06:07,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:07,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:08,577 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:06:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 230 states and 473 transitions. [2023-12-02 21:06:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 473 transitions. [2023-12-02 21:06:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:06:13,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:13,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:06:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 231 states and 474 transitions. [2023-12-02 21:06:14,555 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 474 transitions. [2023-12-02 21:06:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:06:14,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:14,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:14,589 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 21:06:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 232 states and 476 transitions. [2023-12-02 21:06:14,933 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 476 transitions. [2023-12-02 21:06:14,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:06:14,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:14,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:14,999 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:16,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:16,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 233 states and 473 transitions. [2023-12-02 21:06:16,300 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 473 transitions. [2023-12-02 21:06:16,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:06:16,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:16,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:16,365 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:17,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 237 states and 482 transitions. [2023-12-02 21:06:17,121 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 482 transitions. [2023-12-02 21:06:17,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 21:06:17,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:17,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:17,156 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:06:17,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 238 states and 485 transitions. [2023-12-02 21:06:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 485 transitions. [2023-12-02 21:06:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:06:17,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:17,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:18,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:18,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 239 states and 487 transitions. [2023-12-02 21:06:18,021 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 487 transitions. [2023-12-02 21:06:18,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:06:18,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:18,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:18,054 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 21:06:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 240 states and 490 transitions. [2023-12-02 21:06:18,119 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 490 transitions. [2023-12-02 21:06:18,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:06:18,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:18,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 21:06:18,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 241 states and 491 transitions. [2023-12-02 21:06:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 491 transitions. [2023-12-02 21:06:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:06:18,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:18,424 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 21:06:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 244 states and 494 transitions. [2023-12-02 21:06:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 494 transitions. [2023-12-02 21:06:18,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:06:18,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:18,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:18,865 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 21:06:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:19,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 245 states and 496 transitions. [2023-12-02 21:06:19,246 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 496 transitions. [2023-12-02 21:06:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 21:06:19,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:19,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:19,314 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 240 states and 484 transitions. [2023-12-02 21:06:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 484 transitions. [2023-12-02 21:06:20,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 21:06:20,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:20,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 21:06:20,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 241 states and 485 transitions. [2023-12-02 21:06:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 485 transitions. [2023-12-02 21:06:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:06:20,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:20,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:21,736 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:06:27,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:27,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 259 states and 521 transitions. [2023-12-02 21:06:27,355 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 521 transitions. [2023-12-02 21:06:27,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 21:06:27,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:27,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:27,420 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:27,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 260 states and 522 transitions. [2023-12-02 21:06:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 522 transitions. [2023-12-02 21:06:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 21:06:27,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:27,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:06:28,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:28,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 265 states and 537 transitions. [2023-12-02 21:06:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 537 transitions. [2023-12-02 21:06:28,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:06:28,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:28,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:28,939 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:06:29,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:29,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 267 states and 538 transitions. [2023-12-02 21:06:29,761 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 538 transitions. [2023-12-02 21:06:29,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:06:29,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:29,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:29,861 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:06:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 277 states and 557 transitions. [2023-12-02 21:06:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 557 transitions. [2023-12-02 21:06:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 21:06:32,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:32,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:32,903 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:06:33,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 279 states and 562 transitions. [2023-12-02 21:06:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 562 transitions. [2023-12-02 21:06:33,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:06:33,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:33,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:33,689 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:06:36,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 295 states and 601 transitions. [2023-12-02 21:06:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 601 transitions. [2023-12-02 21:06:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:06:36,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:36,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:36,999 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 20 proven. 23 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 21:06:37,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 296 states and 602 transitions. [2023-12-02 21:06:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 602 transitions. [2023-12-02 21:06:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:06:37,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:37,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:38,131 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 38 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:06:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:42,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 308 states and 623 transitions. [2023-12-02 21:06:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 623 transitions. [2023-12-02 21:06:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:06:42,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:42,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:42,082 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:06:42,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 312 states and 630 transitions. [2023-12-02 21:06:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 630 transitions. [2023-12-02 21:06:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:06:42,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:42,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:45,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 320 states and 658 transitions. [2023-12-02 21:06:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 658 transitions. [2023-12-02 21:06:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:06:45,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:45,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:46,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:46,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 321 states and 660 transitions. [2023-12-02 21:06:46,727 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 660 transitions. [2023-12-02 21:06:46,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:06:46,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:46,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:46,857 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:47,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 323 states and 663 transitions. [2023-12-02 21:06:47,314 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 663 transitions. [2023-12-02 21:06:47,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:06:47,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:47,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:47,417 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:06:47,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:47,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 326 states and 667 transitions. [2023-12-02 21:06:47,915 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 667 transitions. [2023-12-02 21:06:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:06:47,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:47,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:47,984 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 21:06:48,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 329 states and 669 transitions. [2023-12-02 21:06:48,051 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 669 transitions. [2023-12-02 21:06:48,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:06:48,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:48,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:48,363 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 41 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:06:51,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:51,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 339 states and 692 transitions. [2023-12-02 21:06:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 692 transitions. [2023-12-02 21:06:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 21:06:51,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:51,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:53,155 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 42 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:07:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:07:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 355 states and 728 transitions. [2023-12-02 21:07:01,588 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 728 transitions. [2023-12-02 21:07:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 21:07:01,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:07:01,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:07:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:01,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:07:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:01,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:07:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:07:01,805 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 64 iterations. [2023-12-02 21:07:01,852 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated [2023-12-02 21:07:01,854 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-12-02 21:07:01,855 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,855 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,856 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,856 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,857 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,859 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-12-02 21:07:01,860 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,861 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,861 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,862 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,864 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-12-02 21:07:01,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:07:01 ImpRootNode [2023-12-02 21:07:01,881 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:07:01,882 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:07:01,882 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:07:01,882 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:07:01,882 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:05:46" (3/4) ... [2023-12-02 21:07:01,883 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-02 21:07:01,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated [2023-12-02 21:07:01,901 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-12-02 21:07:01,902 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,902 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,902 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,903 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,905 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-12-02 21:07:01,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,906 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,907 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-12-02 21:07:01,908 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-12-02 21:07:01,979 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:07:01,979 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:07:01,980 INFO L158 Benchmark]: Toolchain (without parser) took 75964.27ms. Allocated memory was 172.0MB in the beginning and 903.9MB in the end (delta: 731.9MB). Free memory was 127.6MB in the beginning and 453.2MB in the end (delta: -325.6MB). Peak memory consumption was 408.6MB. Max. memory is 16.1GB. [2023-12-02 21:07:01,980 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 119.5MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:07:01,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.91ms. Allocated memory is still 172.0MB. Free memory was 127.3MB in the beginning and 108.0MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 21:07:01,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.54ms. Allocated memory is still 172.0MB. Free memory was 108.0MB in the beginning and 105.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:01,981 INFO L158 Benchmark]: Boogie Preprocessor took 30.00ms. Allocated memory is still 172.0MB. Free memory was 105.8MB in the beginning and 104.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:01,981 INFO L158 Benchmark]: RCFGBuilder took 458.68ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 127.8MB in the end (delta: -23.6MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:01,982 INFO L158 Benchmark]: CodeCheck took 74902.27ms. Allocated memory was 172.0MB in the beginning and 903.9MB in the end (delta: 731.9MB). Free memory was 127.8MB in the beginning and 460.5MB in the end (delta: -332.7MB). Peak memory consumption was 398.9MB. Max. memory is 16.1GB. [2023-12-02 21:07:01,982 INFO L158 Benchmark]: Witness Printer took 97.56ms. Allocated memory is still 903.9MB. Free memory was 460.5MB in the beginning and 453.2MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:07:01,984 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 7 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 74.8s, OverallIterations: 64, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24446 SdHoareTripleChecker+Valid, 88.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16755 mSDsluCounter, 37497 SdHoareTripleChecker+Invalid, 77.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 29415 mSDsCounter, 23006 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63055 IncrementalHoareTripleChecker+Invalid, 86061 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23006 mSolverCounterUnsat, 8082 mSDtfsCounter, 63055 mSolverCounterSat, 1.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38451 GetRequests, 37415 SyntacticMatches, 314 SemanticMatches, 722 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302308 ImplicationChecksByTransitivity, 63.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 3248 NumberOfCodeBlocks, 3248 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 3106 ConstructedInterpolants, 0 QuantifiedInterpolants, 7516 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 63 InterpolantComputations, 31 PerfectInterpolantSequences, 1671/1874 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 - CounterExampleResult [Line: 54]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L142] int pumpRunning = 0; [L143] int systemActive = 1; [L374] int cleanupTimeShifts = 4; [L472] int methAndRunningLastTime ; [L512] int waterLevel = 1; [L513] int methaneLevelCritical = 0; [L775] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L449] int retValue_acc ; [L450] int tmp ; [L454] FCALL select_helpers() [L455] FCALL select_features() [L456] CALL, EXPR valid_product() [L365] int retValue_acc ; [L368] retValue_acc = 1 [L369] return (retValue_acc); [L456] RET, EXPR valid_product() [L456] tmp = valid_product() [L458] COND TRUE \read(tmp) [L460] FCALL setup() [L461] CALL runTest() [L442] CALL __utac_acc__Specification2_spec__1() [L477] methAndRunningLastTime = 0 [L442] RET __utac_acc__Specification2_spec__1() [L443] CALL test() [L66] int splverifierCounter ; [L67] int tmp ; [L68] int tmp___0 ; [L69] int tmp___1 ; [L70] int tmp___2 ; [L73] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L75] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L77] COND TRUE splverifierCounter < 4 [L83] tmp = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L87] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L530] COND TRUE waterLevel < 2 [L531] waterLevel = waterLevel + 1 [L87] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L93] tmp___0 = __VERIFIER_nondet_int() [L95] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L103] tmp___2 = __VERIFIER_nondet_int() [L105] COND TRUE \read(tmp___2) [L107] CALL startSystem() [L331] systemActive = 1 [L107] RET startSystem() [L122] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L150] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L157] COND TRUE \read(systemActive) [L159] CALL processEnvironment() [L179] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L182] COND TRUE ! pumpRunning [L184] CALL, EXPR isHighWaterLevel() [L294] int retValue_acc ; [L295] int tmp ; [L296] int tmp___0 ; [L300] CALL, EXPR isHighWaterSensorDry() [L592] int retValue_acc ; [L595] COND FALSE !(waterLevel < 2) [L599] retValue_acc = 0 [L600] return (retValue_acc); [L300] RET, EXPR isHighWaterSensorDry() [L300] tmp = isHighWaterSensorDry() [L302] COND FALSE !(\read(tmp)) [L305] tmp___0 = 1 [L307] retValue_acc = tmp___0 [L308] return (retValue_acc); [L184] RET, EXPR isHighWaterLevel() [L184] tmp = isHighWaterLevel() [L186] COND TRUE \read(tmp) [L188] CALL activatePump() [L213] int tmp ; [L217] CALL, EXPR isMethaneAlarm() [L238] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L242] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L551] int retValue_acc ; [L554] retValue_acc = methaneLevelCritical [L555] return (retValue_acc); [L242] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L242] retValue_acc = isMethaneLevelCritical() [L244] return (retValue_acc); [L217] RET, EXPR isMethaneAlarm() [L217] tmp = isMethaneAlarm() [L219] COND FALSE !(\read(tmp)) [L223] CALL activatePump__wrappee__highWaterSensor() [L207] pumpRunning = 1 [L223] RET activatePump__wrappee__highWaterSensor() [L188] RET activatePump() [L159] RET processEnvironment() [L165] CALL __utac_acc__Specification2_spec__2() [L482] int tmp ; [L483] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L487] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L551] int retValue_acc ; [L554] retValue_acc = methaneLevelCritical [L555] return (retValue_acc); [L487] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L487] tmp = isMethaneLevelCritical() [L489] COND FALSE !(\read(tmp)) [L505] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, tmp=0, waterLevel=2] [L165] RET __utac_acc__Specification2_spec__2() [L122] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=0, tmp___2=1, waterLevel=2] [L75] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=0, tmp___2=1, waterLevel=2] [L77] COND TRUE splverifierCounter < 4 [L83] tmp = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___1=0, tmp___2=1, waterLevel=2] [L93] tmp___0 = __VERIFIER_nondet_int() [L95] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=-1, tmp___1=0, tmp___2=1, waterLevel=2] [L97] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L542] COND FALSE !(\read(methaneLevelCritical)) [L545] methaneLevelCritical = 1 [L97] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=-1, tmp___1=0, tmp___2=1, waterLevel=2] [L103] tmp___2 = __VERIFIER_nondet_int() [L105] COND TRUE \read(tmp___2) [L107] CALL startSystem() [L331] systemActive = 1 [L107] RET startSystem() [L122] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L150] COND TRUE \read(pumpRunning) [L152] CALL lowerWaterLevel() [L518] COND TRUE waterLevel > 0 [L519] waterLevel = waterLevel - 1 [L152] RET lowerWaterLevel() [L157] COND TRUE \read(systemActive) [L159] CALL processEnvironment() [L179] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L182] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L197] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L159] RET processEnvironment() [L165] CALL __utac_acc__Specification2_spec__2() [L482] int tmp ; [L483] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L487] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L551] int retValue_acc ; [L554] retValue_acc = methaneLevelCritical [L555] return (retValue_acc); [L487] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L487] tmp = isMethaneLevelCritical() [L489] COND TRUE \read(tmp) [L491] CALL, EXPR isPumpRunning() [L249] int retValue_acc ; [L252] retValue_acc = pumpRunning [L253] return (retValue_acc); [L491] RET, EXPR isPumpRunning() [L491] tmp___0 = isPumpRunning() [L493] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=1] [L494] COND FALSE !(\read(methAndRunningLastTime)) [L499] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=1] [L165] RET __utac_acc__Specification2_spec__2() [L122] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=-1, tmp___1=0, tmp___2=-1, waterLevel=1] [L75] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=-1, tmp___1=0, tmp___2=-1, waterLevel=1] [L77] COND TRUE splverifierCounter < 4 [L83] tmp = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=-1, tmp___1=0, tmp___2=-1, waterLevel=1] [L93] tmp___0 = __VERIFIER_nondet_int() [L95] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___1=0, tmp___2=-1, waterLevel=1] [L103] tmp___2 = __VERIFIER_nondet_int() [L105] COND TRUE \read(tmp___2) [L107] CALL startSystem() [L331] systemActive = 1 [L107] RET startSystem() [L122] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L150] COND TRUE \read(pumpRunning) [L152] CALL lowerWaterLevel() [L518] COND TRUE waterLevel > 0 [L519] waterLevel = waterLevel - 1 [L152] RET lowerWaterLevel() [L157] COND TRUE \read(systemActive) [L159] CALL processEnvironment() [L179] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L182] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L197] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L159] RET processEnvironment() [L165] CALL __utac_acc__Specification2_spec__2() [L482] int tmp ; [L483] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L487] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L551] int retValue_acc ; [L554] retValue_acc = methaneLevelCritical [L555] return (retValue_acc); [L487] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L487] tmp = isMethaneLevelCritical() [L489] COND TRUE \read(tmp) [L491] CALL, EXPR isPumpRunning() [L249] int retValue_acc ; [L252] retValue_acc = pumpRunning [L253] return (retValue_acc); [L491] RET, EXPR isPumpRunning() [L491] tmp___0 = isPumpRunning() [L493] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=0] [L494] COND TRUE \read(methAndRunningLastTime) [L496] CALL __automaton_fail() [L54] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 119.5MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.91ms. Allocated memory is still 172.0MB. Free memory was 127.3MB in the beginning and 108.0MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.54ms. Allocated memory is still 172.0MB. Free memory was 108.0MB in the beginning and 105.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.00ms. Allocated memory is still 172.0MB. Free memory was 105.8MB in the beginning and 104.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.68ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 127.8MB in the end (delta: -23.6MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * CodeCheck took 74902.27ms. Allocated memory was 172.0MB in the beginning and 903.9MB in the end (delta: 731.9MB). Free memory was 127.8MB in the beginning and 460.5MB in the end (delta: -332.7MB). Peak memory consumption was 398.9MB. Max. memory is 16.1GB. * Witness Printer took 97.56ms. Allocated memory is still 903.9MB. Free memory was 460.5MB in the beginning and 453.2MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. 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,"wsllib_check.i","") [49] - GenericResultAtLocation [Line: 58]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] - GenericResultAtLocation [Line: 133]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [133] - GenericResultAtLocation [Line: 335]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [335] - GenericResultAtLocation [Line: 373]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [373] - GenericResultAtLocation [Line: 471]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [471] - GenericResultAtLocation [Line: 510]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [510] - GenericResultAtLocation [Line: 605]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [605] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-12-02 21:07:02,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6409a2e8-834b-4724-b7d2-d93d279b4ca0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE