./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product27.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_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/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_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/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_122c4eae-b507-460e-b520-f6811bffa84a/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 8729c68adf95fe52029d1e2fee3adcb5035ca5756724ed2fc749f4c6dd51b810 --- 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 16:58:08,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:08,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:08,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:08,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:08,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:08,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:08,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:08,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:08,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:08,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:08,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:08,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:08,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:08,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:08,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:08,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:08,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:08,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:08,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:08,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:08,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:08,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:08,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:08,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:08,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:08,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:08,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:08,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:08,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:08,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:08,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:08,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:08,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:08,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:08,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:08,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:08,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:08,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:08,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:08,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:08,686 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:08,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:08,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:08,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:08,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:08,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:08,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:08,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:08,717 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:08,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:08,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:08,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:08,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:08,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:08,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:08,718 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:08,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:08,719 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:08,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:08,719 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:08,719 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:08,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:08,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:08,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:08,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:08,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:08,721 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:08,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:08,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:08,721 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_122c4eae-b507-460e-b520-f6811bffa84a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8729c68adf95fe52029d1e2fee3adcb5035ca5756724ed2fc749f4c6dd51b810 [2022-10-17 16:58:08,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:09,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:09,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:09,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:09,011 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:09,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c [2022-10-17 16:58:09,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/data/b1cfbd405/c390b56e737b477fbc0757cc365bf630/FLAG7f9c7148a [2022-10-17 16:58:09,624 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:09,637 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c [2022-10-17 16:58:09,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/data/b1cfbd405/c390b56e737b477fbc0757cc365bf630/FLAG7f9c7148a [2022-10-17 16:58:09,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/data/b1cfbd405/c390b56e737b477fbc0757cc365bf630 [2022-10-17 16:58:09,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:09,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:09,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:09,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:09,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:09,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:09,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fe7e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09, skipping insertion in model container [2022-10-17 16:58:09,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:10,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:10,319 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_122c4eae-b507-460e-b520-f6811bffa84a/sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c[5608,5621] [2022-10-17 16:58:10,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:10,407 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:10,455 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_122c4eae-b507-460e-b520-f6811bffa84a/sv-benchmarks/c/product-lines/minepump_spec3_product27.cil.c[5608,5621] [2022-10-17 16:58:10,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:10,558 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:10,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10 WrapperNode [2022-10-17 16:58:10,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:10,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:10,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:10,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:10,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,635 INFO L138 Inliner]: procedures = 54, calls = 154, calls flagged for inlining = 22, calls inlined = 17, statements flattened = 228 [2022-10-17 16:58:10,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:10,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:10,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:10,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:10,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,670 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:10,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:10,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:10,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:10,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:10,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:10,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:10,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:10,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:58:10,766 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:58:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:58:10,766 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:58:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:58:10,767 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:58:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:58:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:58:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:58:10,768 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:58:10,768 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:58:10,773 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:58:10,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:10,774 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:58:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:58:10,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:10,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:10,854 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:10,856 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:11,252 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:11,502 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:11,502 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:58:11,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:11 BoogieIcfgContainer [2022-10-17 16:58:11,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:11,509 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:11,509 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:11,520 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:11,521 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:11" (1/1) ... [2022-10-17 16:58:11,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:11,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2022-10-17 16:58:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2022-10-17 16:58:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:58:11,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:11,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,940 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 16:58:12,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2022-10-17 16:58:12,015 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2022-10-17 16:58:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:58:12,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,183 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 16:58:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2022-10-17 16:58:12,212 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2022-10-17 16:58:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:58:12,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,325 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 16:58:12,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2022-10-17 16:58:12,419 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2022-10-17 16:58:12,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:58:12,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,480 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 16:58:12,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2022-10-17 16:58:12,491 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2022-10-17 16:58:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:58:12,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,548 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 16:58:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2022-10-17 16:58:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2022-10-17 16:58:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:58:12,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,801 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 16:58:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 89 states and 140 transitions. [2022-10-17 16:58:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2022-10-17 16:58:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:58:13,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,202 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 16:58:13,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2022-10-17 16:58:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2022-10-17 16:58:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:58:13,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,306 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 16:58:13,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 92 states and 143 transitions. [2022-10-17 16:58:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 143 transitions. [2022-10-17 16:58:13,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:58:13,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,645 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 16:58:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 99 states and 159 transitions. [2022-10-17 16:58:13,902 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2022-10-17 16:58:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:58:13,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,958 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 16:58:14,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2022-10-17 16:58:14,210 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2022-10-17 16:58:14,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:58:14,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:58:14,251 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:58:14,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:58:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:58:14,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:58:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:58:14,462 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2022-10-17 16:58:14,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:58:14 ImpRootNode [2022-10-17 16:58:14,542 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:58:14,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:58:14,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:58:14,543 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:58:14,544 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:11" (3/4) ... [2022-10-17 16:58:14,546 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:58:14,649 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:58:14,649 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:58:14,650 INFO L158 Benchmark]: Toolchain (without parser) took 4662.59ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 78.9MB in the beginning and 88.8MB in the end (delta: -10.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-10-17 16:58:14,651 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:58:14,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.68ms. Allocated memory is still 98.6MB. Free memory was 78.6MB in the beginning and 65.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:58:14,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.99ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 63.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:14,654 INFO L158 Benchmark]: Boogie Preprocessor took 38.81ms. Allocated memory is still 98.6MB. Free memory was 63.0MB in the beginning and 61.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:14,655 INFO L158 Benchmark]: RCFGBuilder took 830.08ms. Allocated memory is still 98.6MB. Free memory was 61.4MB in the beginning and 67.8MB in the end (delta: -6.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-10-17 16:58:14,655 INFO L158 Benchmark]: CodeCheck took 3033.62ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 67.8MB in the beginning and 92.0MB in the end (delta: -24.2MB). Peak memory consumption was 379.5kB. Max. memory is 16.1GB. [2022-10-17 16:58:14,656 INFO L158 Benchmark]: Witness Printer took 106.64ms. Allocated memory is still 123.7MB. Free memory was 92.0MB in the beginning and 88.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:14,660 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 8 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1129 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 396 mSDsluCounter, 1198 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 628 mSDsCounter, 141 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 668 IncrementalHoareTripleChecker+Invalid, 809 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 141 mSolverCounterUnsat, 586 mSDtfsCounter, 668 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1855 GetRequests, 1793 SyntacticMatches, 8 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1034 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 223 ConstructedInterpolants, 0 QuantifiedInterpolants, 519 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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: 356]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L130] int pumpRunning = 0; [L131] int systemActive = 1; [L568] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L765] int waterLevel = 1; [L766] int methaneLevelCritical = 0; [L854] int cleanupTimeShifts = 4; [L927] int retValue_acc ; [L928] int tmp ; [L932] FCALL select_helpers() [L933] FCALL select_features() [L934] CALL, EXPR valid_product() [L390] int retValue_acc ; [L393] retValue_acc = 1 [L394] return (retValue_acc); [L934] RET, EXPR valid_product() [L934] tmp = valid_product() [L936] COND TRUE \read(tmp) [L938] FCALL setup() [L939] CALL runTest() [L921] CALL test() [L56] int splverifierCounter ; [L57] int tmp ; [L58] int tmp___0 ; [L59] int tmp___1 ; [L60] int tmp___2 ; [L63] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L65] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L67] COND TRUE splverifierCounter < 4 [L73] tmp = __VERIFIER_nondet_int() [L75] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L77] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L783] COND TRUE waterLevel < 2 [L784] waterLevel = waterLevel + 1 [L77] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L83] tmp___0 = __VERIFIER_nondet_int() [L85] 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] [L93] tmp___2 = __VERIFIER_nondet_int() [L95] COND FALSE !(\read(tmp___2)) [L99] tmp___1 = __VERIFIER_nondet_int() [L101] COND TRUE \read(tmp___1) [L103] CALL stopSystem() [L304] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L311] systemActive = 0 [L103] RET stopSystem() [L110] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L138] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L145] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L153] CALL __utac_acc__Specification3_spec__1() [L319] int tmp ; [L320] int tmp___0 ; [L321] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L325] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L804] int retValue_acc ; [L807] retValue_acc = methaneLevelCritical [L808] return (retValue_acc); [L325] 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] [L325] tmp = isMethaneLevelCritical() [L327] COND FALSE !(\read(tmp)) [L331] CALL, EXPR getWaterLevel() [L836] int retValue_acc ; [L839] retValue_acc = waterLevel [L840] return (retValue_acc); [L331] RET, EXPR getWaterLevel() [L331] tmp___0 = getWaterLevel() [L333] COND TRUE tmp___0 == 2 [L335] CALL, EXPR isPumpRunning() [L237] int retValue_acc ; [L240] retValue_acc = pumpRunning [L241] return (retValue_acc); [L335] RET, EXPR isPumpRunning() [L335] tmp___1 = isPumpRunning() [L337] COND FALSE !(\read(tmp___1)) [L341] CALL __automaton_fail() [L356] 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 0.32ms. Allocated memory is still 81.8MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.68ms. Allocated memory is still 98.6MB. Free memory was 78.6MB in the beginning and 65.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.99ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 63.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.81ms. Allocated memory is still 98.6MB. Free memory was 63.0MB in the beginning and 61.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 830.08ms. Allocated memory is still 98.6MB. Free memory was 61.4MB in the beginning and 67.8MB in the end (delta: -6.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * CodeCheck took 3033.62ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 67.8MB in the beginning and 92.0MB in the end (delta: -24.2MB). Peak memory consumption was 379.5kB. Max. memory is 16.1GB. * Witness Printer took 106.64ms. Allocated memory is still 123.7MB. Free memory was 92.0MB in the beginning and 88.8MB 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 16:58:14,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122c4eae-b507-460e-b520-f6811bffa84a/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