./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 e0a38d188f2630eb8c92d710d8937425c14dd1581e9216671e138a935f7e01f2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:56:14,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:14,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:15,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:15,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:15,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:15,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:15,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:15,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:15,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:15,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:15,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:15,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:15,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:15,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:15,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:15,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:15,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:15,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:15,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:15,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:15,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:15,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:15,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:15,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:15,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:15,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:15,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:15,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:15,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:15,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:15,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:15,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:15,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:15,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:15,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:15,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:15,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:15,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:15,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:15,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:15,078 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:15,106 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:15,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:15,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:15,109 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:15,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:15,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:15,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:15,112 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:15,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:15,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:15,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:15,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:15,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:15,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:15,114 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:15,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:15,114 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:15,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:15,115 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:15,115 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:15,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:15,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:15,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:15,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:15,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:15,117 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:15,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:15,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:15,118 INFO L138 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_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0a38d188f2630eb8c92d710d8937425c14dd1581e9216671e138a935f7e01f2 [2022-10-17 16:56:15,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:15,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:15,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:15,414 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:15,415 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:15,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c [2022-10-17 16:56:15,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/data/5e2727788/6010653c8253405f941896791e884417/FLAGe08d27b19 [2022-10-17 16:56:16,097 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:16,098 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c [2022-10-17 16:56:16,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/data/5e2727788/6010653c8253405f941896791e884417/FLAGe08d27b19 [2022-10-17 16:56:16,386 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/data/5e2727788/6010653c8253405f941896791e884417 [2022-10-17 16:56:16,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:16,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:16,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:16,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:16,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:16,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:16" (1/1) ... [2022-10-17 16:56:16,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416af488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:16, skipping insertion in model container [2022-10-17 16:56:16,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:16" (1/1) ... [2022-10-17 16:56:16,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:16,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:16,835 WARN L230 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_a9d61879-2ad6-437f-8dd9-a479add98526/sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c[8087,8100] [2022-10-17 16:56:16,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:16,963 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:17,020 WARN L230 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_a9d61879-2ad6-437f-8dd9-a479add98526/sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c[8087,8100] [2022-10-17 16:56:17,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:17,067 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:17,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17 WrapperNode [2022-10-17 16:56:17,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:17,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:17,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:17,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:17,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,143 INFO L138 Inliner]: procedures = 54, calls = 156, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 248 [2022-10-17 16:56:17,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:17,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:17,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:17,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:17,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:17,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:17,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:17,186 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:17,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:17" (1/1) ... [2022-10-17 16:56:17,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:17,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:17,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:17,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:56:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:56:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:56:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:56:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:56:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:56:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:56:17,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:56:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:56:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:56:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:56:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:56:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:56:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:56:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:56:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:56:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:17,374 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:17,376 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:17,914 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:18,053 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:18,054 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:56:18,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:18 BoogieIcfgContainer [2022-10-17 16:56:18,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:18,059 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:18,060 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:18,072 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:18,072 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:18" (1/1) ... [2022-10-17 16:56:18,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2022-10-17 16:56:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2022-10-17 16:56:18,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:56:18,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:18,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2022-10-17 16:56:18,588 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2022-10-17 16:56:18,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:56:18,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:18,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2022-10-17 16:56:18,835 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2022-10-17 16:56:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:56:18,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:19,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 79 states and 113 transitions. [2022-10-17 16:56:19,071 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2022-10-17 16:56:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:19,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:19,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 80 states and 114 transitions. [2022-10-17 16:56:19,154 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2022-10-17 16:56:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:19,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:19,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2022-10-17 16:56:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2022-10-17 16:56:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:19,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2022-10-17 16:56:19,306 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2022-10-17 16:56:19,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:19,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 100 states and 155 transitions. [2022-10-17 16:56:20,007 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2022-10-17 16:56:20,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:20,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:20,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:56:20,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:56:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:56:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:56:20,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:56:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:56:20,267 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2022-10-17 16:56:20,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:56:20 ImpRootNode [2022-10-17 16:56:20,333 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:56:20,334 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:56:20,334 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:56:20,334 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:56:20,334 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:18" (3/4) ... [2022-10-17 16:56:20,337 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:56:20,430 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:56:20,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:56:20,432 INFO L158 Benchmark]: Toolchain (without parser) took 4035.55ms. Allocated memory was 107.0MB in the beginning and 138.4MB in the end (delta: 31.5MB). Free memory was 77.1MB in the beginning and 65.0MB in the end (delta: 12.1MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2022-10-17 16:56:20,432 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:20,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 670.08ms. Allocated memory is still 107.0MB. Free memory was 76.9MB in the beginning and 71.1MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:56:20,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.86ms. Allocated memory is still 107.0MB. Free memory was 71.1MB in the beginning and 68.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:20,434 INFO L158 Benchmark]: Boogie Preprocessor took 40.14ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 66.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:20,434 INFO L158 Benchmark]: RCFGBuilder took 873.31ms. Allocated memory was 107.0MB in the beginning and 138.4MB in the end (delta: 31.5MB). Free memory was 66.9MB in the beginning and 107.1MB in the end (delta: -40.2MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2022-10-17 16:56:20,435 INFO L158 Benchmark]: CodeCheck took 2273.67ms. Allocated memory is still 138.4MB. Free memory was 107.1MB in the beginning and 68.1MB in the end (delta: 39.0MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2022-10-17 16:56:20,435 INFO L158 Benchmark]: Witness Printer took 97.31ms. Allocated memory is still 138.4MB. Free memory was 68.1MB in the beginning and 65.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:20,438 INFO L339 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, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 578 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 166 mSDsluCounter, 563 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 254 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 248 IncrementalHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 319 mSDtfsCounter, 248 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1179 GetRequests, 1149 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 331 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 551]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L187] int pumpRunning = 0; [L188] int systemActive = 1; [L448] int cleanupTimeShifts = 4; [L725] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L524] int retValue_acc ; [L525] int tmp ; [L529] FCALL select_helpers() [L530] FCALL select_features() [L531] CALL, EXPR valid_product() [L948] int retValue_acc ; [L951] retValue_acc = 1 [L952] return (retValue_acc); [L531] RET, EXPR valid_product() [L531] tmp = valid_product() [L533] COND TRUE \read(tmp) [L535] FCALL setup() [L536] CALL runTest() [L515] CALL test() [L382] int splverifierCounter ; [L383] int tmp ; [L384] int tmp___0 ; [L385] int tmp___1 ; [L386] int tmp___2 ; [L389] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L391] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L393] COND TRUE splverifierCounter < 4 [L399] tmp = __VERIFIER_nondet_int() [L401] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L403] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L75] COND TRUE waterLevel < 2 [L76] waterLevel = waterLevel + 1 [L403] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L409] tmp___0 = __VERIFIER_nondet_int() [L411] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L419] tmp___2 = __VERIFIER_nondet_int() [L421] COND FALSE !(\read(tmp___2)) [L425] tmp___1 = __VERIFIER_nondet_int() [L427] COND TRUE \read(tmp___1) [L429] CALL stopSystem() [L368] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L375] systemActive = 0 [L429] RET stopSystem() [L436] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L194] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L201] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L209] CALL __utac_acc__Specification3_spec__1() [L149] int tmp ; [L150] int tmp___0 ; [L151] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L155] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L155] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L155] tmp = isMethaneLevelCritical() [L157] COND FALSE !(\read(tmp)) [L161] CALL, EXPR getWaterLevel() [L128] int retValue_acc ; [L131] retValue_acc = waterLevel [L132] return (retValue_acc); [L161] RET, EXPR getWaterLevel() [L161] tmp___0 = getWaterLevel() [L163] COND TRUE tmp___0 == 2 [L165] CALL, EXPR isPumpRunning() [L301] int retValue_acc ; [L304] retValue_acc = pumpRunning [L305] return (retValue_acc); [L165] RET, EXPR isPumpRunning() [L165] tmp___1 = isPumpRunning() [L167] COND FALSE !(\read(tmp___1)) [L171] CALL __automaton_fail() [L551] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 670.08ms. Allocated memory is still 107.0MB. Free memory was 76.9MB in the beginning and 71.1MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.86ms. Allocated memory is still 107.0MB. Free memory was 71.1MB in the beginning and 68.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.14ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 66.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 873.31ms. Allocated memory was 107.0MB in the beginning and 138.4MB in the end (delta: 31.5MB). Free memory was 66.9MB in the beginning and 107.1MB in the end (delta: -40.2MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * CodeCheck took 2273.67ms. Allocated memory is still 138.4MB. Free memory was 107.1MB in the beginning and 68.1MB in the end (delta: 39.0MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Witness Printer took 97.31ms. Allocated memory is still 138.4MB. Free memory was 68.1MB in the beginning and 65.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 16:56:20,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d61879-2ad6-437f-8dd9-a479add98526/bin/ukojak-92XMlrwhuB/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