./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL --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 0f0278c2773470a06f8089ff3a19b4fc8f9f02250351c943b77ab9e7410bf690 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:23:31,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:23:31,515 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:23:31,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:23:31,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:23:31,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:23:31,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:23:31,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:23:31,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:23:31,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:23:31,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:23:31,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:23:31,548 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:23:31,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:23:31,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:23:31,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:23:31,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:23:31,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:23:31,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:23:31,552 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:23:31,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:23:31,554 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:23:31,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:23:31,555 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:23:31,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:23:31,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:23:31,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:31,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:23:31,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:23:31,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:23:31,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:23:31,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:23:31,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:23:31,559 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_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f0278c2773470a06f8089ff3a19b4fc8f9f02250351c943b77ab9e7410bf690 [2023-11-19 03:23:31,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:23:31,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:23:31,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:23:31,877 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:23:31,880 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:23:31,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2023-11-19 03:23:34,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:35,191 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:35,192 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2023-11-19 03:23:35,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/data/5f7889db6/edf80936f48e43198ec7f4d8dae5fce8/FLAG0c618f341 [2023-11-19 03:23:35,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/data/5f7889db6/edf80936f48e43198ec7f4d8dae5fce8 [2023-11-19 03:23:35,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:35,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:35,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:35,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:35,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:35,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f658ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35, skipping insertion in model container [2023-11-19 03:23:35,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:35,523 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_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12494,12507] [2023-11-19 03:23:35,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:35,577 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:35,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-19 03:23:35,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [415] [2023-11-19 03:23:35,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [501] [2023-11-19 03:23:35,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [510] [2023-11-19 03:23:35,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [548] [2023-11-19 03:23:35,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [647] [2023-11-19 03:23:35,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [674] [2023-11-19 03:23:35,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [739] [2023-11-19 03:23:35,686 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_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12494,12507] [2023-11-19 03:23:35,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:35,730 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:35,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35 WrapperNode [2023-11-19 03:23:35,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:35,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:35,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:35,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:35,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,755 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,779 INFO L138 Inliner]: procedures = 51, calls = 94, calls flagged for inlining = 18, calls inlined = 14, statements flattened = 139 [2023-11-19 03:23:35,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:35,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:35,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:35,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:35,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,800 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:35,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:35,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:35,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:35,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:35" (1/1) ... [2023-11-19 03:23:35,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:35,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:35,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:35,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:35,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:23:35,922 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:23:35,922 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:23:35,922 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:23:35,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:23:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:23:35,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:23:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:23:35,924 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:23:35,924 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:23:35,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:23:35,924 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 03:23:35,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 03:23:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:23:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:23:35,925 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:23:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:35,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:36,049 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:36,054 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:36,417 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:36,550 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:36,553 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:23:36,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:36 BoogieIcfgContainer [2023-11-19 03:23:36,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:36,561 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:36,561 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:36,575 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:36,576 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:36" (1/1) ... [2023-11-19 03:23:36,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:23:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2023-11-19 03:23:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-19 03:23:36,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:23:36,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:36,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:36,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2023-11-19 03:23:37,056 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2023-11-19 03:23:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:23:37,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:37,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:37,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-11-19 03:23:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-19 03:23:37,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:23:37,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:37,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:37,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:37,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2023-11-19 03:23:37,561 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-11-19 03:23:37,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:23:37,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:37,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:37,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:37,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2023-11-19 03:23:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2023-11-19 03:23:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:23:37,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:37,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:38,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:38,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 82 states and 118 transitions. [2023-11-19 03:23:38,414 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2023-11-19 03:23:38,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:23:38,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:38,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:38,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:38,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:38,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 83 states and 119 transitions. [2023-11-19 03:23:38,535 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2023-11-19 03:23:38,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:23:38,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:38,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2023-11-19 03:23:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2023-11-19 03:23:38,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:23:38,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:38,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:38,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:40,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:40,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 101 states and 151 transitions. [2023-11-19 03:23:40,059 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2023-11-19 03:23:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:23:40,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:40,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:23:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 152 transitions. [2023-11-19 03:23:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2023-11-19 03:23:40,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:23:40,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:40,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:23:40,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 161 transitions. [2023-11-19 03:23:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 161 transitions. [2023-11-19 03:23:40,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:23:40,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:40,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:40,542 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:23:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 112 states and 170 transitions. [2023-11-19 03:23:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2023-11-19 03:23:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:23:40,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:40,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:23:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:40,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 113 states and 171 transitions. [2023-11-19 03:23:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2023-11-19 03:23:40,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:23:40,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:40,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:41,092 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:23:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 116 states and 178 transitions. [2023-11-19 03:23:42,032 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 178 transitions. [2023-11-19 03:23:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:23:42,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:42,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:42,104 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:23:42,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:42,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 119 states and 184 transitions. [2023-11-19 03:23:42,362 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 184 transitions. [2023-11-19 03:23:42,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:23:42,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:42,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:23:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 200 transitions. [2023-11-19 03:23:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 200 transitions. [2023-11-19 03:23:43,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:23:43,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:43,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:43,867 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:23:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 139 states and 225 transitions. [2023-11-19 03:23:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 225 transitions. [2023-11-19 03:23:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:23:45,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:45,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:23:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:45,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 140 states and 226 transitions. [2023-11-19 03:23:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 226 transitions. [2023-11-19 03:23:45,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:23:45,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:45,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:23:45,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 143 states and 231 transitions. [2023-11-19 03:23:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 231 transitions. [2023-11-19 03:23:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:23:45,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:45,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:23:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 144 states and 232 transitions. [2023-11-19 03:23:45,838 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2023-11-19 03:23:45,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:23:45,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:45,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:23:45,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 51 states and 61 transitions. [2023-11-19 03:23:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-19 03:23:45,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:23:45,962 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-19 03:23:45,972 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:23:46,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,229 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,230 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,230 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 03:23:46,237 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,237 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 03:23:46,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:23:46,240 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2023-11-19 03:23:46,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:23:46 ImpRootNode [2023-11-19 03:23:46,244 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:23:46,245 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:23:46,245 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:23:46,246 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:23:46,246 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:36" (3/4) ... [2023-11-19 03:23:46,248 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:23:46,251 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 03:23:46,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 03:23:46,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 03:23:46,252 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 03:23:46,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 03:23:46,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:23:46,253 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-19 03:23:46,265 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2023-11-19 03:23:46,265 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:23:46,266 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:23:46,267 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:23:46,268 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:23:46,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) [2023-11-19 03:23:46,348 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) [2023-11-19 03:23:46,402 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:23:46,402 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:23:46,403 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:23:46,404 INFO L158 Benchmark]: Toolchain (without parser) took 11173.66ms. Allocated memory was 140.5MB in the beginning and 234.9MB in the end (delta: 94.4MB). Free memory was 93.4MB in the beginning and 159.1MB in the end (delta: -65.7MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-11-19 03:23:46,404 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 112.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:46,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.17ms. Allocated memory is still 140.5MB. Free memory was 93.4MB in the beginning and 74.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:23:46,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.80ms. Allocated memory is still 140.5MB. Free memory was 74.5MB in the beginning and 72.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:46,406 INFO L158 Benchmark]: Boogie Preprocessor took 46.38ms. Allocated memory is still 140.5MB. Free memory was 72.5MB in the beginning and 71.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:23:46,406 INFO L158 Benchmark]: RCFGBuilder took 732.55ms. Allocated memory is still 140.5MB. Free memory was 70.8MB in the beginning and 50.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:23:46,407 INFO L158 Benchmark]: CodeCheck took 9683.43ms. Allocated memory was 140.5MB in the beginning and 234.9MB in the end (delta: 94.4MB). Free memory was 50.4MB in the beginning and 165.4MB in the end (delta: -115.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:23:46,407 INFO L158 Benchmark]: Witness Printer took 157.75ms. Allocated memory is still 234.9MB. Free memory was 165.4MB in the beginning and 159.1MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:23:46,410 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3668 SdHoareTripleChecker+Valid, 9.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1707 mSDsluCounter, 3814 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2284 mSDsCounter, 1283 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4649 IncrementalHoareTripleChecker+Invalid, 5932 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1283 mSolverCounterUnsat, 1530 mSDtfsCounter, 4649 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7051 GetRequests, 6905 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8019 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 797 NumberOfCodeBlocks, 797 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 777 ConstructedInterpolants, 0 QuantifiedInterpolants, 1429 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 245/255 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 506]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical) || !((tmp == 0))) - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (tmp == systemActive)) && (methaneLevelCritical == 0)) && (tmp == 1)) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || (0 == systemActive)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 112.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.17ms. Allocated memory is still 140.5MB. Free memory was 93.4MB in the beginning and 74.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.80ms. Allocated memory is still 140.5MB. Free memory was 74.5MB in the beginning and 72.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.38ms. Allocated memory is still 140.5MB. Free memory was 72.5MB in the beginning and 71.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 732.55ms. Allocated memory is still 140.5MB. Free memory was 70.8MB in the beginning and 50.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 9683.43ms. Allocated memory was 140.5MB in the beginning and 234.9MB in the end (delta: 94.4MB). Free memory was 50.4MB in the beginning and 165.4MB in the end (delta: -115.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 157.75ms. Allocated memory is still 234.9MB. Free memory was 165.4MB in the beginning and 159.1MB in the end (delta: 6.3MB). 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,"libacc.i","") [49] - GenericResultAtLocation [Line: 415]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [415] - GenericResultAtLocation [Line: 501]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [501] - GenericResultAtLocation [Line: 510]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [510] - GenericResultAtLocation [Line: 548]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [548] - GenericResultAtLocation [Line: 647]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [647] - GenericResultAtLocation [Line: 674]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [674] - GenericResultAtLocation [Line: 739]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [739] RESULT: Ultimate proved your program to be correct! [2023-11-19 03:23:46,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fec376b0-22c6-44df-bf9c-f3eb6624ba6b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE