./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product33.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_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi --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 6e02099a7691e56a2269c7f6adf0fcb5caba1ee7f52ae5d6ac320766d29d8d07 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:21,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:21,363 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:21,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:21,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:21,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:21,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:21,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:21,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:21,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:21,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:21,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:21,430 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:21,431 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:21,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:21,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:21,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:21,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:21,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:21,434 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:21,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:21,434 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:21,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:21,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:21,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:21,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:21,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:21,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:21,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:21,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:21,440 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:21,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:21,440 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:21,441 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_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e02099a7691e56a2269c7f6adf0fcb5caba1ee7f52ae5d6ac320766d29d8d07 [2023-11-24 23:10:21,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:21,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:21,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:21,838 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:21,838 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:21,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c [2023-11-24 23:10:24,805 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:25,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:25,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c [2023-11-24 23:10:25,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/data/52ca9137b/d1ee82f6d4a64fe69e6c72bd95e0020c/FLAGe38e9e3b2 [2023-11-24 23:10:25,107 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/data/52ca9137b/d1ee82f6d4a64fe69e6c72bd95e0020c [2023-11-24 23:10:25,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:25,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:25,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:25,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:25,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:25,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a778060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25, skipping insertion in model container [2023-11-24 23:10:25,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:25,363 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_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c[4842,4855] [2023-11-24 23:10:25,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:25,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:25,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-24 23:10:25,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] [2023-11-24 23:10:25,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [188] [2023-11-24 23:10:25,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [289] [2023-11-24 23:10:25,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [298] [2023-11-24 23:10:25,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [454] [2023-11-24 23:10:25,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [519] [2023-11-24 23:10:25,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [885] [2023-11-24 23:10:25,558 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_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/sv-benchmarks/c/product-lines/minepump_spec2_product33.cil.c[4842,4855] [2023-11-24 23:10:25,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:25,648 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:25,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25 WrapperNode [2023-11-24 23:10:25,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:25,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:25,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:25,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:25,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,726 INFO L138 Inliner]: procedures = 53, calls = 94, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 172 [2023-11-24 23:10:25,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:25,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:25,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:25,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:25,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,771 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:25,777 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:25,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:25,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:25,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:25" (1/1) ... [2023-11-24 23:10:25,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:25,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:25,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:25,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 23:10:25,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 23:10:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 23:10:25,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 23:10:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 23:10:25,925 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 23:10:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-24 23:10:25,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-24 23:10:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 23:10:25,928 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 23:10:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 23:10:25,929 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 23:10:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:25,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:26,063 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:26,066 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:26,405 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:26,532 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:26,532 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:10:26,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:26 BoogieIcfgContainer [2023-11-24 23:10:26,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:26,543 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:26,543 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:26,554 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:26,554 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:26,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:26,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-11-24 23:10:26,645 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-24 23:10:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:10:26,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:26,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:26,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:26,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2023-11-24 23:10:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-11-24 23:10:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:10:26,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:26,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:27,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:27,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:27,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-24 23:10:27,087 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-24 23:10:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:10:27,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:27,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:27,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2023-11-24 23:10:27,383 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2023-11-24 23:10:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:10:27,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:27,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2023-11-24 23:10:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2023-11-24 23:10:28,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:10:28,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2023-11-24 23:10:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2023-11-24 23:10:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:10:28,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2023-11-24 23:10:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2023-11-24 23:10:28,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:10:28,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 81 states and 128 transitions. [2023-11-24 23:10:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-24 23:10:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:10:28,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 100 states and 173 transitions. [2023-11-24 23:10:29,727 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 173 transitions. [2023-11-24 23:10:29,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:10:29,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:29,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:30,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:30,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 106 states and 190 transitions. [2023-11-24 23:10:30,120 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 190 transitions. [2023-11-24 23:10:30,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:10:30,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:30,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:30,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:30,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 112 states and 199 transitions. [2023-11-24 23:10:30,663 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 199 transitions. [2023-11-24 23:10:30,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:10:30,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:30,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:30,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 113 states and 200 transitions. [2023-11-24 23:10:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 200 transitions. [2023-11-24 23:10:30,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:10:30,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:30,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 115 states and 202 transitions. [2023-11-24 23:10:31,091 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 202 transitions. [2023-11-24 23:10:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:10:31,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,133 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:31,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 120 states and 213 transitions. [2023-11-24 23:10:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2023-11-24 23:10:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:10:31,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,351 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 121 states and 216 transitions. [2023-11-24 23:10:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2023-11-24 23:10:31,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:10:31,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 122 states and 219 transitions. [2023-11-24 23:10:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 219 transitions. [2023-11-24 23:10:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:10:31,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 126 states and 224 transitions. [2023-11-24 23:10:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 224 transitions. [2023-11-24 23:10:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:31,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,269 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 144 states and 292 transitions. [2023-11-24 23:10:35,320 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 292 transitions. [2023-11-24 23:10:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:35,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:35,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 291 transitions. [2023-11-24 23:10:35,942 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 291 transitions. [2023-11-24 23:10:35,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:35,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,176 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 156 states and 328 transitions. [2023-11-24 23:10:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 328 transitions. [2023-11-24 23:10:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:39,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:39,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 161 states and 337 transitions. [2023-11-24 23:10:39,404 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 337 transitions. [2023-11-24 23:10:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:39,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:39,561 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 173 states and 375 transitions. [2023-11-24 23:10:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 375 transitions. [2023-11-24 23:10:42,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:10:42,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:42,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 176 states and 383 transitions. [2023-11-24 23:10:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 383 transitions. [2023-11-24 23:10:43,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:10:43,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:43,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:43,868 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:44,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:44,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 181 states and 401 transitions. [2023-11-24 23:10:44,941 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 401 transitions. [2023-11-24 23:10:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:44,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:44,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:45,013 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 187 states and 425 transitions. [2023-11-24 23:10:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 425 transitions. [2023-11-24 23:10:46,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:46,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:46,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:46,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 188 states and 426 transitions. [2023-11-24 23:10:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 426 transitions. [2023-11-24 23:10:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:46,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:46,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:46,647 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:48,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 193 states and 434 transitions. [2023-11-24 23:10:48,755 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 434 transitions. [2023-11-24 23:10:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:48,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:48,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:49,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:49,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 194 states and 437 transitions. [2023-11-24 23:10:49,220 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 437 transitions. [2023-11-24 23:10:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:49,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:49,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:49,318 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:49,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 197 states and 441 transitions. [2023-11-24 23:10:49,940 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 441 transitions. [2023-11-24 23:10:49,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:49,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:49,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:49,988 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:50,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:50,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 199 states and 456 transitions. [2023-11-24 23:10:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 456 transitions. [2023-11-24 23:10:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:50,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:50,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:50,526 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:51,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:51,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 202 states and 461 transitions. [2023-11-24 23:10:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 461 transitions. [2023-11-24 23:10:51,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:51,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:51,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:52,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 205 states and 471 transitions. [2023-11-24 23:10:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 471 transitions. [2023-11-24 23:10:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:52,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:52,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:52,125 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:53,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 210 states and 487 transitions. [2023-11-24 23:10:53,830 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 487 transitions. [2023-11-24 23:10:53,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:53,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:53,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:53,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:55,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 216 states and 494 transitions. [2023-11-24 23:10:55,328 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 494 transitions. [2023-11-24 23:10:55,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:10:55,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:55,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:10:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 225 states and 508 transitions. [2023-11-24 23:10:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 508 transitions. [2023-11-24 23:10:58,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:58,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:58,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:58,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 226 states and 509 transitions. [2023-11-24 23:10:58,309 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 509 transitions. [2023-11-24 23:10:58,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:58,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:58,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:59,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 231 states and 517 transitions. [2023-11-24 23:10:59,495 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 517 transitions. [2023-11-24 23:10:59,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:59,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:59,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:59,612 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:01,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 241 states and 538 transitions. [2023-11-24 23:11:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 538 transitions. [2023-11-24 23:11:01,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:11:01,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:01,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:02,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 243 states and 537 transitions. [2023-11-24 23:11:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 537 transitions. [2023-11-24 23:11:02,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:11:02,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:02,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:11:08,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:08,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 255 states and 562 transitions. [2023-11-24 23:11:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 562 transitions. [2023-11-24 23:11:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:11:08,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:08,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:08,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:11:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:08,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:11:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:11:08,679 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 40 iterations. [2023-11-24 23:11:08,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated [2023-11-24 23:11:08,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated [2023-11-24 23:11:08,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:11:08 ImpRootNode [2023-11-24 23:11:08,754 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:11:08,755 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:11:08,755 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:11:08,755 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:11:08,756 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:26" (3/4) ... [2023-11-24 23:11:08,757 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-24 23:11:08,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated [2023-11-24 23:11:08,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,779 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-24 23:11:08,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated [2023-11-24 23:11:08,871 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:11:08,872 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:11:08,873 INFO L158 Benchmark]: Toolchain (without parser) took 43760.78ms. Allocated memory was 138.4MB in the beginning and 423.6MB in the end (delta: 285.2MB). Free memory was 104.3MB in the beginning and 154.3MB in the end (delta: -49.9MB). Peak memory consumption was 235.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,873 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:08,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.16ms. Allocated memory is still 138.4MB. Free memory was 103.7MB in the beginning and 84.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.98ms. Allocated memory is still 138.4MB. Free memory was 84.5MB in the beginning and 82.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,874 INFO L158 Benchmark]: Boogie Preprocessor took 48.88ms. Allocated memory is still 138.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,875 INFO L158 Benchmark]: RCFGBuilder took 765.29ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 87.8MB in the end (delta: -7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,875 INFO L158 Benchmark]: CodeCheck took 42211.87ms. Allocated memory was 138.4MB in the beginning and 423.6MB in the end (delta: 285.2MB). Free memory was 87.8MB in the beginning and 160.5MB in the end (delta: -72.8MB). Peak memory consumption was 215.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,876 INFO L158 Benchmark]: Witness Printer took 116.95ms. Allocated memory is still 423.6MB. Free memory was 160.5MB in the beginning and 154.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:11:08,878 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, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.1s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11347 SdHoareTripleChecker+Valid, 46.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7300 mSDsluCounter, 14446 SdHoareTripleChecker+Invalid, 39.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10230 mSDsCounter, 7520 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24783 IncrementalHoareTripleChecker+Invalid, 32303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7520 mSolverCounterUnsat, 4216 mSDtfsCounter, 24783 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17510 GetRequests, 16991 SyntacticMatches, 37 SemanticMatches, 482 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111580 ImplicationChecksByTransitivity, 34.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 1629 NumberOfCodeBlocks, 1629 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 1537 ConstructedInterpolants, 0 QuantifiedInterpolants, 3386 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 24 PerfectInterpolantSequences, 418/468 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: 294]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L95] int waterLevel = 1; [L96] int methaneLevelCritical = 0; [L189] int cleanupTimeShifts = 4; [L302] int pumpRunning = 0; [L303] int systemActive = 1; [L689] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L886] int methAndRunningLastTime ; [L267] int retValue_acc ; [L268] int tmp ; [L272] FCALL select_helpers() [L273] FCALL select_features() [L274] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); [L274] RET, EXPR valid_product() [L274] tmp = valid_product() [L276] COND TRUE \read(tmp) [L278] FCALL setup() [L279] CALL runTest() [L260] CALL __utac_acc__Specification2_spec__1() [L891] methAndRunningLastTime = 0 [L260] RET __utac_acc__Specification2_spec__1() [L261] CALL test() [L456] int splverifierCounter ; [L457] int tmp ; [L458] int tmp___0 ; [L459] int tmp___1 ; [L460] int tmp___2 ; [L463] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L465] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L467] COND TRUE splverifierCounter < 4 [L473] tmp = __VERIFIER_nondet_int() [L475] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L477] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L113] COND TRUE waterLevel < 2 [L114] waterLevel = waterLevel + 1 [L477] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L483] tmp___0 = __VERIFIER_nondet_int() [L485] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, waterLevel=2] [L487] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L125] COND FALSE !(\read(methaneLevelCritical)) [L128] methaneLevelCritical = 1 [L487] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, waterLevel=2] [L493] tmp___2 = __VERIFIER_nondet_int() [L495] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, tmp___1=1, tmp___2=-1, waterLevel=2] [L508] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L310] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L317] COND TRUE \read(systemActive) [L319] CALL processEnvironment() [L339] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L342] COND TRUE ! pumpRunning [L344] CALL, EXPR isHighWaterLevel() [L436] int retValue_acc ; [L437] int tmp ; [L438] int tmp___0 ; [L442] CALL, EXPR isHighWaterSensorDry() [L175] int retValue_acc ; [L178] COND FALSE !(waterLevel < 2) [L182] retValue_acc = 0 [L183] return (retValue_acc); [L442] RET, EXPR isHighWaterSensorDry() [L442] tmp = isHighWaterSensorDry() [L444] COND FALSE !(\read(tmp)) [L447] tmp___0 = 1 [L449] retValue_acc = tmp___0 [L450] return (retValue_acc); [L344] RET, EXPR isHighWaterLevel() [L344] tmp = isHighWaterLevel() [L346] COND TRUE \read(tmp) [L348] CALL activatePump() [L367] pumpRunning = 1 [L348] RET activatePump() [L319] RET processEnvironment() [L325] CALL __utac_acc__Specification2_spec__2() [L896] int tmp ; [L897] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L901] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L134] int retValue_acc ; [L137] retValue_acc = methaneLevelCritical [L138] return (retValue_acc); [L901] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L901] tmp = isMethaneLevelCritical() [L903] COND TRUE \read(tmp) [L905] CALL, EXPR isPumpRunning() [L391] int retValue_acc ; [L394] retValue_acc = pumpRunning [L395] return (retValue_acc); [L905] RET, EXPR isPumpRunning() [L905] tmp___0 = isPumpRunning() [L907] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L908] COND FALSE !(\read(methAndRunningLastTime)) [L913] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L325] RET __utac_acc__Specification2_spec__2() [L508] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, tmp___1=1, tmp___2=-1, waterLevel=2] [L465] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, tmp___1=1, tmp___2=-1, waterLevel=2] [L467] COND TRUE splverifierCounter < 4 [L473] tmp = __VERIFIER_nondet_int() [L475] 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=1, tmp___2=-1, waterLevel=2] [L483] tmp___0 = __VERIFIER_nondet_int() [L485] 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=1, tmp___2=-1, waterLevel=2] [L493] tmp___2 = __VERIFIER_nondet_int() [L495] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___1=1, tmp___2=-1, waterLevel=2] [L508] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L310] COND TRUE \read(pumpRunning) [L312] CALL lowerWaterLevel() [L101] COND TRUE waterLevel > 0 [L102] waterLevel = waterLevel - 1 [L312] RET lowerWaterLevel() [L317] COND TRUE \read(systemActive) [L319] CALL processEnvironment() [L339] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L342] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L357] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L319] RET processEnvironment() [L325] CALL __utac_acc__Specification2_spec__2() [L896] int tmp ; [L897] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L901] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L134] int retValue_acc ; [L137] retValue_acc = methaneLevelCritical [L138] return (retValue_acc); [L901] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L901] tmp = isMethaneLevelCritical() [L903] COND TRUE \read(tmp) [L905] CALL, EXPR isPumpRunning() [L391] int retValue_acc ; [L394] retValue_acc = pumpRunning [L395] return (retValue_acc); [L905] RET, EXPR isPumpRunning() [L905] tmp___0 = isPumpRunning() [L907] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \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] [L908] COND TRUE \read(methAndRunningLastTime) [L910] CALL __automaton_fail() [L294] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.16ms. Allocated memory is still 138.4MB. Free memory was 103.7MB in the beginning and 84.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.98ms. Allocated memory is still 138.4MB. Free memory was 84.5MB in the beginning and 82.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.88ms. Allocated memory is still 138.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 765.29ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 87.8MB in the end (delta: -7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 42211.87ms. Allocated memory was 138.4MB in the beginning and 423.6MB in the end (delta: 285.2MB). Free memory was 87.8MB in the beginning and 160.5MB in the end (delta: -72.8MB). Peak memory consumption was 215.1MB. Max. memory is 16.1GB. * Witness Printer took 116.95ms. Allocated memory is still 423.6MB. Free memory was 160.5MB in the beginning and 154.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] - GenericResultAtLocation [Line: 188]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [188] - GenericResultAtLocation [Line: 289]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [289] - GenericResultAtLocation [Line: 298]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [298] - GenericResultAtLocation [Line: 454]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [454] - GenericResultAtLocation [Line: 519]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [519] - GenericResultAtLocation [Line: 885]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [885] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret49 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-24 23:11:08,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf1e3c0d-e44c-4f55-9e16-b5e456f1b0eb/bin/ukojak-verify-afCqCEvfdi/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