./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product07.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_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/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_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/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_a80aa532-22ba-4dcf-89a9-03b9c59022be/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 699ded97cbb1126ff33cf78f7c5253f33e10fc954d477377647b1ae04749f3fb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:44,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:44,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:11:44,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:44,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:44,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:44,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:44,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:44,632 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:44,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:44,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:44,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:44,638 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:44,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:44,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:44,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:44,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:44,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:44,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:44,642 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:44,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:44,643 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:44,644 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:44,644 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:44,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:44,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:44,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:44,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:44,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:44,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:44,648 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:44,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:44,648 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:44,648 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_a80aa532-22ba-4dcf-89a9-03b9c59022be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 699ded97cbb1126ff33cf78f7c5253f33e10fc954d477377647b1ae04749f3fb [2023-11-24 22:11:44,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:44,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:44,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:44,957 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:44,957 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:44,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c [2023-11-24 22:11:48,125 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:48,351 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:48,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c [2023-11-24 22:11:48,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/data/6cf4efd0d/f3757477935340269426e06df1e1e9ef/FLAG63d1baa53 [2023-11-24 22:11:48,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/data/6cf4efd0d/f3757477935340269426e06df1e1e9ef [2023-11-24 22:11:48,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:48,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:48,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:48,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:48,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:48,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ed4867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48, skipping insertion in model container [2023-11-24 22:11:48,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,442 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:48,623 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_a80aa532-22ba-4dcf-89a9-03b9c59022be/sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c[3211,3224] [2023-11-24 22:11:48,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:48,724 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:48,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-24 22:11:48,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [135] [2023-11-24 22:11:48,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [163] [2023-11-24 22:11:48,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [172] [2023-11-24 22:11:48,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [325] [2023-11-24 22:11:48,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [393] [2023-11-24 22:11:48,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [431] [2023-11-24 22:11:48,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [527] [2023-11-24 22:11:48,760 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_a80aa532-22ba-4dcf-89a9-03b9c59022be/sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c[3211,3224] [2023-11-24 22:11:48,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:48,869 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:48,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48 WrapperNode [2023-11-24 22:11:48,870 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:48,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:48,872 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:48,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:48,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,919 INFO L138 Inliner]: procedures = 51, calls = 94, calls flagged for inlining = 18, calls inlined = 15, statements flattened = 151 [2023-11-24 22:11:48,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:48,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:48,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:48,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:48,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:48,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:48,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:48,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:48,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:48" (1/1) ... [2023-11-24 22:11:48,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:49,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:49,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:49,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 22:11:49,070 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 22:11:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 22:11:49,070 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 22:11:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 22:11:49,071 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 22:11:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-24 22:11:49,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-24 22:11:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 22:11:49,073 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 22:11:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-24 22:11:49,074 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-24 22:11:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 22:11:49,075 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 22:11:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:49,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:49,206 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:49,210 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:49,563 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:49,673 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:49,673 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:11:49,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:49 BoogieIcfgContainer [2023-11-24 22:11:49,676 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:49,677 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:49,677 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:49,687 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:49,689 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:49" (1/1) ... [2023-11-24 22:11:49,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2023-11-24 22:11:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-24 22:11:49,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:49,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:49,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:49,949 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 22:11:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-24 22:11:50,019 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-24 22:11:50,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:50,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,177 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 22:11:50,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2023-11-24 22:11:50,198 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-11-24 22:11:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:50,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,383 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 22:11:50,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2023-11-24 22:11:50,545 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2023-11-24 22:11:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:11:50,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,703 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 22:11:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2023-11-24 22:11:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2023-11-24 22:11:50,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:11:50,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,847 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 22:11:50,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2023-11-24 22:11:50,878 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2023-11-24 22:11:50,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:11:50,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,981 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 22:11:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2023-11-24 22:11:51,003 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2023-11-24 22:11:51,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:11:51,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,137 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 22:11:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 90 states and 134 transitions. [2023-11-24 22:11:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2023-11-24 22:11:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:11:51,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,667 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 22:11:51,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 96 states and 146 transitions. [2023-11-24 22:11:51,797 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2023-11-24 22:11:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:11:51,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,828 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 22:11:51,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 97 states and 147 transitions. [2023-11-24 22:11:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2023-11-24 22:11:51,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:11:51,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,877 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 22:11:51,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 148 transitions. [2023-11-24 22:11:51,895 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 148 transitions. [2023-11-24 22:11:51,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:11:51,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,944 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 22:11:52,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 107 states and 167 transitions. [2023-11-24 22:11:52,198 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2023-11-24 22:11:52,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:11:52,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:52,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:52,243 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 22:11:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:52,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 108 states and 168 transitions. [2023-11-24 22:11:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 168 transitions. [2023-11-24 22:11:52,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:11:52,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:52,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:52,312 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 22:11:52,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:52,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 109 states and 169 transitions. [2023-11-24 22:11:52,338 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2023-11-24 22:11:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:11:52,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:52,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:52,412 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 22:11:52,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 110 states and 170 transitions. [2023-11-24 22:11:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2023-11-24 22:11:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:11:52,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:52,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:52,654 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:11:53,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 123 states and 202 transitions. [2023-11-24 22:11:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 202 transitions. [2023-11-24 22:11:53,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:11:53,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:11:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 124 states and 200 transitions. [2023-11-24 22:11:53,328 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 200 transitions. [2023-11-24 22:11:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:11:53,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:11:53,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 125 states and 200 transitions. [2023-11-24 22:11:53,457 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 200 transitions. [2023-11-24 22:11:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:11:53,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:11:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 201 transitions. [2023-11-24 22:11:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2023-11-24 22:11:53,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:11:53,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:11:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 202 transitions. [2023-11-24 22:11:53,725 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 202 transitions. [2023-11-24 22:11:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:11:53,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,774 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:11:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 128 states and 202 transitions. [2023-11-24 22:11:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 202 transitions. [2023-11-24 22:11:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:11:53,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:53,992 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:11:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:54,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 211 transitions. [2023-11-24 22:11:54,045 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-11-24 22:11:54,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:11:54,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:54,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:54,090 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 22:11:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 134 states and 211 transitions. [2023-11-24 22:11:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 211 transitions. [2023-11-24 22:11:54,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:11:54,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:54,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:54,163 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:11:54,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 212 transitions. [2023-11-24 22:11:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 212 transitions. [2023-11-24 22:11:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:11:54,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:54,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 22:11:54,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:54,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 50 states and 62 transitions. [2023-11-24 22:11:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-24 22:11:54,305 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:11:54,306 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2023-11-24 22:11:54,314 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:11:54,477 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,481 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,481 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-24 22:11:54,484 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,484 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,485 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,485 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,485 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,485 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,485 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,486 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,486 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,486 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-24 22:11:54,487 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,487 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:11:54,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:11:54 ImpRootNode [2023-11-24 22:11:54,487 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:11:54,488 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:11:54,488 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:11:54,488 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:11:54,489 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:49" (3/4) ... [2023-11-24 22:11:54,491 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:11:54,494 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-24 22:11:54,494 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-24 22:11:54,494 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-24 22:11:54,494 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-24 22:11:54,495 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-24 22:11:54,495 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-24 22:11:54,495 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-24 22:11:54,502 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2023-11-24 22:11:54,502 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-24 22:11:54,503 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-24 22:11:54,503 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:11:54,504 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:11:54,532 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-24 22:11:54,568 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-24 22:11:54,615 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:11:54,616 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:11:54,616 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:11:54,616 INFO L158 Benchmark]: Toolchain (without parser) took 6233.93ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 135.1MB in the beginning and 150.0MB in the end (delta: -14.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-24 22:11:54,617 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:54,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.52ms. Allocated memory is still 180.4MB. Free memory was 134.5MB in the beginning and 115.7MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:11:54,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.14ms. Allocated memory is still 180.4MB. Free memory was 115.7MB in the beginning and 113.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:54,618 INFO L158 Benchmark]: Boogie Preprocessor took 54.64ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 112.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:54,619 INFO L158 Benchmark]: RCFGBuilder took 700.26ms. Allocated memory is still 180.4MB. Free memory was 112.2MB in the beginning and 90.6MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:11:54,619 INFO L158 Benchmark]: CodeCheck took 4810.28ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 90.6MB in the beginning and 157.2MB in the end (delta: -66.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:54,619 INFO L158 Benchmark]: Witness Printer took 127.98ms. Allocated memory is still 218.1MB. Free memory was 157.2MB in the beginning and 150.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:11:54,621 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4477 SdHoareTripleChecker+Valid, 6.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2227 mSDsluCounter, 5254 SdHoareTripleChecker+Invalid, 5.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3460 mSDsCounter, 809 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3359 IncrementalHoareTripleChecker+Invalid, 4168 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 809 mSolverCounterUnsat, 1794 mSDtfsCounter, 3359 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7222 GetRequests, 7162 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1215 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 879 NumberOfCodeBlocks, 879 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 855 ConstructedInterpolants, 0 QuantifiedInterpolants, 1808 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 19 PerfectInterpolantSequences, 260/291 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 168]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (tmp == systemActive)) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.52ms. Allocated memory is still 180.4MB. Free memory was 134.5MB in the beginning and 115.7MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.14ms. Allocated memory is still 180.4MB. Free memory was 115.7MB in the beginning and 113.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.64ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 112.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 700.26ms. Allocated memory is still 180.4MB. Free memory was 112.2MB in the beginning and 90.6MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4810.28ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 90.6MB in the beginning and 157.2MB in the end (delta: -66.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 127.98ms. Allocated memory is still 218.1MB. Free memory was 157.2MB in the beginning and 150.0MB in the end (delta: 7.3MB). 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 135]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [135] - GenericResultAtLocation [Line: 163]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [163] - GenericResultAtLocation [Line: 172]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [172] - GenericResultAtLocation [Line: 325]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [325] - GenericResultAtLocation [Line: 393]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [393] - GenericResultAtLocation [Line: 431]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [431] - GenericResultAtLocation [Line: 527]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [527] RESULT: Ultimate proved your program to be correct! [2023-11-24 22:11:54,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a80aa532-22ba-4dcf-89a9-03b9c59022be/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 Result: TRUE