./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product40.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_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e58738f03c291d912b42eb65343509a99f93ac40ab295d49133dc12600f622b8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:41:38,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:41:38,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:41:38,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:41:38,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:41:38,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:41:38,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:41:38,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:41:38,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:41:38,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:41:38,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:41:38,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:41:38,908 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:41:38,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:41:38,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:41:38,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:41:38,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:41:38,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:41:38,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:41:38,911 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:41:38,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:41:38,913 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:41:38,913 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:41:38,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:41:38,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:41:38,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:41:38,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:41:38,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:41:38,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:41:38,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:41:38,917 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:41:38,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:41:38,917 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:41:38,918 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_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e58738f03c291d912b42eb65343509a99f93ac40ab295d49133dc12600f622b8 [2023-12-03 03:41:39,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:41:39,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:41:39,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:41:39,187 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:41:39,188 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:41:39,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c [2023-12-03 03:41:42,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:41:42,206 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:41:42,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c [2023-12-03 03:41:42,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/data/027c72d9d/2a39a95a0ea941838c0515a3cf66edb1/FLAGe5446d128 [2023-12-03 03:41:42,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/data/027c72d9d/2a39a95a0ea941838c0515a3cf66edb1 [2023-12-03 03:41:42,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:41:42,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:41:42,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:41:42,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:41:42,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:41:42,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50ac8ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42, skipping insertion in model container [2023-12-03 03:41:42,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,300 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:41:42,502 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_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c[7390,7403] [2023-12-03 03:41:42,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:41:42,572 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:41:42,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2023-12-03 03:41:42,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [262] [2023-12-03 03:41:42,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [334] [2023-12-03 03:41:42,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [361] [2023-12-03 03:41:42,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [460] [2023-12-03 03:41:42,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [495] [2023-12-03 03:41:42,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [504] [2023-12-03 03:41:42,605 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [870] [2023-12-03 03:41:42,628 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_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c[7390,7403] [2023-12-03 03:41:42,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:41:42,692 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:41:42,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42 WrapperNode [2023-12-03 03:41:42,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:41:42,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:41:42,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:41:42,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:41:42,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,742 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 192 [2023-12-03 03:41:42,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:41:42,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:41:42,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:41:42,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:41:42,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:41:42,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:41:42,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:41:42,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:41:42,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:41:42" (1/1) ... [2023-12-03 03:41:42,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:41:42,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:41:42,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:41:42,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:41:42,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:41:42,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-03 03:41:42,843 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-03 03:41:42,843 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-03 03:41:42,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-03 03:41:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-03 03:41:42,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-03 03:41:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-03 03:41:42,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-03 03:41:42,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-12-03 03:41:42,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-12-03 03:41:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-03 03:41:42,845 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-03 03:41:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-03 03:41:42,845 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-03 03:41:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:41:42,845 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-03 03:41:42,846 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-03 03:41:42,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:41:42,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:41:42,916 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:41:42,918 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:41:43,152 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:41:43,244 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:41:43,244 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:41:43,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:41:43 BoogieIcfgContainer [2023-12-03 03:41:43,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:41:43,247 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:41:43,247 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:41:43,257 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:41:43,257 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:41:43" (1/1) ... [2023-12-03 03:41:43,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:41:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:43,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2023-12-03 03:41:43,327 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-12-03 03:41:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:41:43,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:43,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:43,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:43,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:43,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2023-12-03 03:41:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2023-12-03 03:41:43,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:41:43,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:43,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:43,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:43,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2023-12-03 03:41:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-12-03 03:41:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:41:43,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:43,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:43,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2023-12-03 03:41:43,760 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2023-12-03 03:41:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:41:43,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:43,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:43,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2023-12-03 03:41:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2023-12-03 03:41:43,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:41:43,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:43,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:43,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:43,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 111 transitions. [2023-12-03 03:41:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2023-12-03 03:41:43,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:41:43,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:43,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 80 states and 112 transitions. [2023-12-03 03:41:44,031 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2023-12-03 03:41:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:41:44,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:44,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:44,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 98 states and 147 transitions. [2023-12-03 03:41:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 147 transitions. [2023-12-03 03:41:44,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:41:44,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:44,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:44,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:44,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2023-12-03 03:41:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2023-12-03 03:41:44,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:41:44,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:44,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:44,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:45,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 113 states and 184 transitions. [2023-12-03 03:41:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 184 transitions. [2023-12-03 03:41:45,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:41:45,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:45,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:45,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:45,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:45,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 119 states and 198 transitions. [2023-12-03 03:41:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2023-12-03 03:41:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:41:45,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:45,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:45,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:45,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 120 states and 199 transitions. [2023-12-03 03:41:45,889 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 199 transitions. [2023-12-03 03:41:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:41:45,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:45,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 138 states and 246 transitions. [2023-12-03 03:41:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2023-12-03 03:41:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:41:47,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:47,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:47,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 143 states and 252 transitions. [2023-12-03 03:41:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 252 transitions. [2023-12-03 03:41:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:41:47,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:47,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:47,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:47,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 144 states and 253 transitions. [2023-12-03 03:41:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 253 transitions. [2023-12-03 03:41:47,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:41:47,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:47,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:47,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:41:47,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 145 states and 254 transitions. [2023-12-03 03:41:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 254 transitions. [2023-12-03 03:41:47,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:41:47,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:47,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:41:47,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:41:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:41:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:41:48,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:41:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:41:48,097 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 16 iterations. [2023-12-03 03:41:48,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret20 could not be translated [2023-12-03 03:41:48,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:41:48 ImpRootNode [2023-12-03 03:41:48,139 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:41:48,140 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:41:48,140 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:41:48,140 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:41:48,141 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:41:43" (3/4) ... [2023-12-03 03:41:48,142 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 03:41:48,153 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret20 could not be translated [2023-12-03 03:41:48,203 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:41:48,203 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:41:48,204 INFO L158 Benchmark]: Toolchain (without parser) took 5965.63ms. Allocated memory was 119.5MB in the beginning and 174.1MB in the end (delta: 54.5MB). Free memory was 74.0MB in the beginning and 52.0MB in the end (delta: 21.9MB). Peak memory consumption was 79.5MB. Max. memory is 16.1GB. [2023-12-03 03:41:48,205 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory was 82.5MB in the beginning and 82.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:41:48,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.67ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 73.5MB in the beginning and 113.4MB in the end (delta: -39.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-12-03 03:41:48,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.37ms. Allocated memory is still 144.7MB. Free memory was 113.4MB in the beginning and 111.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:41:48,206 INFO L158 Benchmark]: Boogie Preprocessor took 29.86ms. Allocated memory is still 144.7MB. Free memory was 111.3MB in the beginning and 109.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:41:48,206 INFO L158 Benchmark]: RCFGBuilder took 472.78ms. Allocated memory is still 144.7MB. Free memory was 109.2MB in the beginning and 84.9MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:41:48,207 INFO L158 Benchmark]: CodeCheck took 4892.16ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 84.9MB in the beginning and 56.2MB in the end (delta: 28.7MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2023-12-03 03:41:48,207 INFO L158 Benchmark]: Witness Printer took 63.72ms. Allocated memory is still 174.1MB. Free memory was 56.2MB in the beginning and 52.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:41:48,209 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 9 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2393 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 995 mSDsluCounter, 2861 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1671 mSDsCounter, 530 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2089 IncrementalHoareTripleChecker+Invalid, 2619 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 530 mSolverCounterUnsat, 1190 mSDtfsCounter, 2089 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3541 GetRequests, 3419 SyntacticMatches, 16 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4230 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 374 ConstructedInterpolants, 0 QuantifiedInterpolants, 943 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 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: 500]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L61] int pumpRunning = 0; [L62] int systemActive = 1; [L362] int cleanupTimeShifts = 4; [L674] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L872] int waterLevel = 1; [L873] int methaneLevelCritical = 0; [L438] int retValue_acc ; [L439] int tmp ; [L443] FCALL select_helpers() [L444] FCALL select_features() [L445] CALL, EXPR valid_product() [L487] int retValue_acc ; [L490] retValue_acc = 1 [L491] return (retValue_acc); [L445] RET, EXPR valid_product() [L445] tmp = valid_product() [L447] COND TRUE \read(tmp) [L449] FCALL setup() [L450] CALL runTest() [L429] CALL test() [L267] int splverifierCounter ; [L268] int tmp ; [L269] int tmp___0 ; [L270] int tmp___1 ; [L271] int tmp___2 ; [L274] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L276] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L278] COND TRUE splverifierCounter < 4 [L284] tmp = __VERIFIER_nondet_int() [L286] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L288] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L890] COND TRUE waterLevel < 2 [L891] waterLevel = waterLevel + 1 [L288] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L294] tmp___0 = __VERIFIER_nondet_int() [L296] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, waterLevel=2] [L298] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L902] COND FALSE !(\read(methaneLevelCritical)) [L905] methaneLevelCritical = 1 [L298] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, waterLevel=2] [L304] tmp___2 = __VERIFIER_nondet_int() [L306] COND TRUE \read(tmp___2) [L308] CALL startSystem() [L258] systemActive = 1 [L308] RET startSystem() [L323] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L69] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L76] COND TRUE \read(systemActive) [L78] CALL processEnvironment() [L124] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L127] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L142] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L98] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L101] COND TRUE ! pumpRunning [L103] CALL, EXPR isHighWaterLevel() [L221] int retValue_acc ; [L222] int tmp ; [L223] int tmp___0 ; [L227] CALL, EXPR isHighWaterSensorDry() [L952] int retValue_acc ; [L955] COND FALSE !(waterLevel < 2) [L959] retValue_acc = 0 [L960] return (retValue_acc); [L227] RET, EXPR isHighWaterSensorDry() [L227] tmp = isHighWaterSensorDry() [L229] COND FALSE !(\read(tmp)) [L232] tmp___0 = 1 [L234] retValue_acc = tmp___0 [L235] return (retValue_acc); [L103] RET, EXPR isHighWaterLevel() [L103] tmp = isHighWaterLevel() [L105] COND TRUE \read(tmp) [L107] CALL activatePump() [L152] pumpRunning = 1 [L107] RET activatePump() [L142] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L78] RET processEnvironment() [L84] CALL __utac_acc__Specification1_spec__1() [L337] int tmp ; [L338] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L342] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L911] int retValue_acc ; [L914] retValue_acc = methaneLevelCritical [L915] return (retValue_acc); [L342] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L342] tmp = isMethaneLevelCritical() [L344] COND TRUE \read(tmp) [L346] CALL, EXPR isPumpRunning() [L176] int retValue_acc ; [L179] retValue_acc = pumpRunning [L180] return (retValue_acc); [L346] RET, EXPR isPumpRunning() [L346] tmp___0 = isPumpRunning() [L348] COND TRUE \read(tmp___0) [L350] CALL __automaton_fail() [L500] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 119.5MB. Free memory was 82.5MB in the beginning and 82.4MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.67ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 73.5MB in the beginning and 113.4MB in the end (delta: -39.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.37ms. Allocated memory is still 144.7MB. Free memory was 113.4MB in the beginning and 111.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.86ms. Allocated memory is still 144.7MB. Free memory was 111.3MB in the beginning and 109.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 472.78ms. Allocated memory is still 144.7MB. Free memory was 109.2MB in the beginning and 84.9MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 4892.16ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 84.9MB in the beginning and 56.2MB in the end (delta: 28.7MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Witness Printer took 63.72ms. Allocated memory is still 174.1MB. Free memory was 56.2MB in the beginning and 52.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 262]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [262] - GenericResultAtLocation [Line: 334]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [334] - GenericResultAtLocation [Line: 361]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [361] - GenericResultAtLocation [Line: 460]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [460] - GenericResultAtLocation [Line: 495]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [495] - GenericResultAtLocation [Line: 504]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [504] - GenericResultAtLocation [Line: 870]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [870] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret20 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret20 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 03:41:48,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc0d16-7c6a-46a8-98cd-d08a1c2971f0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE