./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe --- 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-5e519f3 [2022-11-02 20:01:07,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:01:07,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:01:07,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:01:07,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:01:07,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:01:07,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:01:07,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:01:07,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:01:07,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:01:07,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:01:07,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:01:07,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:01:07,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:01:07,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:01:07,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:01:07,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:01:07,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:01:07,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:01:07,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:01:07,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:01:07,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:01:07,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:01:07,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:01:07,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:01:07,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:01:07,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:01:07,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:01:07,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:01:07,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:01:07,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:01:07,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:01:07,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:01:07,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:01:07,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:01:07,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:01:07,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:01:07,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:01:07,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:01:07,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:01:07,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:01:07,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:01:07,405 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:01:07,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:01:07,406 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:01:07,406 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:01:07,407 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:01:07,407 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:01:07,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:01:07,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:01:07,409 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:01:07,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:01:07,409 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:01:07,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:01:07,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:01:07,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:01:07,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:01:07,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:01:07,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:01:07,411 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:01:07,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:01:07,412 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:01:07,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:01:07,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:01:07,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:01:07,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:01:07,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:01:07,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:01:07,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:01:07,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:01:07,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:01:07,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:01:07,415 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:01:07,415 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:01:07,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:01:07,416 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_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe [2022-11-02 20:01:07,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:01:07,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:01:07,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:01:07,787 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:01:07,788 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:01:07,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2022-11-02 20:01:07,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/data/fc0d3c14c/3cba123f176e4088ac16b3440bdf2950/FLAG0853c5a17 [2022-11-02 20:01:08,458 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:01:08,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2022-11-02 20:01:08,477 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/data/fc0d3c14c/3cba123f176e4088ac16b3440bdf2950/FLAG0853c5a17 [2022-11-02 20:01:08,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/data/fc0d3c14c/3cba123f176e4088ac16b3440bdf2950 [2022-11-02 20:01:08,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:01:08,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:01:08,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:01:08,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:01:08,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:01:08,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:01:08" (1/1) ... [2022-11-02 20:01:08,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3753edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:08, skipping insertion in model container [2022-11-02 20:01:08,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:01:08" (1/1) ... [2022-11-02 20:01:08,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:01:08,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:01:09,302 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_162ced2d-6384-462d-8f26-7dcc5bc37513/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c[16885,16898] [2022-11-02 20:01:09,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:01:09,321 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:01:09,427 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_162ced2d-6384-462d-8f26-7dcc5bc37513/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c[16885,16898] [2022-11-02 20:01:09,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:01:09,454 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:01:09,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09 WrapperNode [2022-11-02 20:01:09,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:01:09,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:01:09,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:01:09,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:01:09,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,521 INFO L138 Inliner]: procedures = 54, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 224 [2022-11-02 20:01:09,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:01:09,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:01:09,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:01:09,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:01:09,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,554 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:01:09,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:01:09,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:01:09,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:01:09,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (1/1) ... [2022-11-02 20:01:09,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:01:09,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:01:09,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:01:09,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:01:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:01:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-02 20:01:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-02 20:01:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-02 20:01:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-02 20:01:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-02 20:01:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-02 20:01:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-02 20:01:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-02 20:01:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-11-02 20:01:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-11-02 20:01:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-02 20:01:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-02 20:01:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:01:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-02 20:01:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-02 20:01:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:01:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:01:09,777 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:01:09,779 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:01:10,216 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:01:10,224 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:01:10,224 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:01:10,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:01:10 BoogieIcfgContainer [2022-11-02 20:01:10,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:01:10,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:01:10,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:01:10,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:01:10,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:01:08" (1/3) ... [2022-11-02 20:01:10,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3960e921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:01:10, skipping insertion in model container [2022-11-02 20:01:10,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:01:09" (2/3) ... [2022-11-02 20:01:10,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3960e921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:01:10, skipping insertion in model container [2022-11-02 20:01:10,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:01:10" (3/3) ... [2022-11-02 20:01:10,236 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2022-11-02 20:01:10,256 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:01:10,256 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:01:10,314 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:01:10,322 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1563f518, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:01:10,322 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:01:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-02 20:01:10,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-02 20:01:10,337 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:01:10,338 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:01:10,339 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:01:10,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:01:10,345 INFO L85 PathProgramCache]: Analyzing trace with hash 2083799756, now seen corresponding path program 1 times [2022-11-02 20:01:10,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:01:10,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848906527] [2022-11-02 20:01:10,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:01:10,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:01:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:10,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-02 20:01:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:10,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-02 20:01:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:01:10,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:01:10,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848906527] [2022-11-02 20:01:10,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848906527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:01:10,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:01:10,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:01:10,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658796325] [2022-11-02 20:01:10,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:01:10,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:01:10,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:01:10,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:01:10,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:01:10,694 INFO L87 Difference]: Start difference. First operand has 85 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:01:10,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:01:10,730 INFO L93 Difference]: Finished difference Result 161 states and 216 transitions. [2022-11-02 20:01:10,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:01:10,732 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-11-02 20:01:10,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:01:10,742 INFO L225 Difference]: With dead ends: 161 [2022-11-02 20:01:10,742 INFO L226 Difference]: Without dead ends: 76 [2022-11-02 20:01:10,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:01:10,750 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:01:10,751 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:01:10,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-11-02 20:01:10,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-11-02 20:01:10,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-02 20:01:10,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 96 transitions. [2022-11-02 20:01:10,797 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 96 transitions. Word has length 32 [2022-11-02 20:01:10,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:01:10,798 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 96 transitions. [2022-11-02 20:01:10,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:01:10,798 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-11-02 20:01:10,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-02 20:01:10,801 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:01:10,801 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:01:10,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:01:10,801 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:01:10,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:01:10,802 INFO L85 PathProgramCache]: Analyzing trace with hash 610828729, now seen corresponding path program 1 times [2022-11-02 20:01:10,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:01:10,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378845220] [2022-11-02 20:01:10,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:01:10,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:01:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:01:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 20:01:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:01:11,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:01:11,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378845220] [2022-11-02 20:01:11,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378845220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:01:11,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:01:11,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:01:11,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909430209] [2022-11-02 20:01:11,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:01:11,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:01:11,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:01:11,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:01:11,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:01:11,056 INFO L87 Difference]: Start difference. First operand 76 states and 96 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:01:11,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:01:11,075 INFO L93 Difference]: Finished difference Result 112 states and 140 transitions. [2022-11-02 20:01:11,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:01:11,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-11-02 20:01:11,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:01:11,077 INFO L225 Difference]: With dead ends: 112 [2022-11-02 20:01:11,078 INFO L226 Difference]: Without dead ends: 67 [2022-11-02 20:01:11,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:01:11,080 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 17 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:01:11,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 144 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:01:11,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-11-02 20:01:11,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2022-11-02 20:01:11,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-02 20:01:11,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 84 transitions. [2022-11-02 20:01:11,091 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 84 transitions. Word has length 33 [2022-11-02 20:01:11,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:01:11,091 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 84 transitions. [2022-11-02 20:01:11,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:01:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-11-02 20:01:11,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-02 20:01:11,093 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:01:11,094 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:01:11,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:01:11,094 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:01:11,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:01:11,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1722219882, now seen corresponding path program 1 times [2022-11-02 20:01:11,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:01:11,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571617850] [2022-11-02 20:01:11,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:01:11,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:01:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-02 20:01:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-11-02 20:01:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:01:11,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:01:11,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571617850] [2022-11-02 20:01:11,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571617850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:01:11,382 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:01:11,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:01:11,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428500047] [2022-11-02 20:01:11,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:01:11,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:01:11,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:01:11,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:01:11,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:01:11,387 INFO L87 Difference]: Start difference. First operand 67 states and 84 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:01:11,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:01:11,528 INFO L93 Difference]: Finished difference Result 173 states and 222 transitions. [2022-11-02 20:01:11,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:01:11,532 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2022-11-02 20:01:11,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:01:11,537 INFO L225 Difference]: With dead ends: 173 [2022-11-02 20:01:11,538 INFO L226 Difference]: Without dead ends: 114 [2022-11-02 20:01:11,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:01:11,541 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 145 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:01:11,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 296 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:01:11,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-11-02 20:01:11,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 111. [2022-11-02 20:01:11,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2022-11-02 20:01:11,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 142 transitions. [2022-11-02 20:01:11,568 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 142 transitions. Word has length 38 [2022-11-02 20:01:11,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:01:11,569 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 142 transitions. [2022-11-02 20:01:11,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:01:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 142 transitions. [2022-11-02 20:01:11,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-02 20:01:11,572 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:01:11,572 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:01:11,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:01:11,573 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:01:11,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:01:11,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1097447402, now seen corresponding path program 1 times [2022-11-02 20:01:11,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:01:11,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748192125] [2022-11-02 20:01:11,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:01:11,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:01:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-02 20:01:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-02 20:01:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:01:11,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:01:11,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:01:11,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748192125] [2022-11-02 20:01:11,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748192125] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:01:11,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:01:11,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:01:11,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210278794] [2022-11-02 20:01:11,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:01:11,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:01:11,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:01:11,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:01:11,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:01:11,750 INFO L87 Difference]: Start difference. First operand 111 states and 142 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:01:11,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:01:11,919 INFO L93 Difference]: Finished difference Result 199 states and 259 transitions. [2022-11-02 20:01:11,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:01:11,921 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-11-02 20:01:11,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:01:11,921 INFO L225 Difference]: With dead ends: 199 [2022-11-02 20:01:11,922 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:01:11,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:01:11,929 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 33 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:01:11,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 216 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:01:11,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:01:11,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:01:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:01:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:01:11,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-11-02 20:01:11,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:01:11,939 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:01:11,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-02 20:01:11,940 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:01:11,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:01:11,943 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:01:11,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:01:11,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:01:12,459 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 133 140) the Hoare annotation is: true [2022-11-02 20:01:12,460 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 133 140) no Hoare annotation was computed. [2022-11-02 20:01:12,460 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 133 140) no Hoare annotation was computed. [2022-11-02 20:01:12,460 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 92 98) no Hoare annotation was computed. [2022-11-02 20:01:12,461 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 92 98) the Hoare annotation is: true [2022-11-02 20:01:12,461 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 881 892) the Hoare annotation is: true [2022-11-02 20:01:12,461 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 881 892) no Hoare annotation was computed. [2022-11-02 20:01:12,461 INFO L899 garLoopResultBuilder]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2022-11-02 20:01:12,462 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 294 323) no Hoare annotation was computed. [2022-11-02 20:01:12,462 INFO L902 garLoopResultBuilder]: At program point L319(lines 294 323) the Hoare annotation is: true [2022-11-02 20:01:12,462 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 294 323) the Hoare annotation is: true [2022-11-02 20:01:12,462 INFO L899 garLoopResultBuilder]: For program point L315(line 315) no Hoare annotation was computed. [2022-11-02 20:01:12,463 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2022-11-02 20:01:12,463 INFO L902 garLoopResultBuilder]: At program point L308-1(lines 308 312) the Hoare annotation is: true [2022-11-02 20:01:12,463 INFO L899 garLoopResultBuilder]: For program point L305(line 305) no Hoare annotation was computed. [2022-11-02 20:01:12,463 INFO L902 garLoopResultBuilder]: At program point L304-2(lines 304 318) the Hoare annotation is: true [2022-11-02 20:01:12,464 INFO L902 garLoopResultBuilder]: At program point L300(line 300) the Hoare annotation is: true [2022-11-02 20:01:12,464 INFO L899 garLoopResultBuilder]: For program point L300-1(line 300) no Hoare annotation was computed. [2022-11-02 20:01:12,464 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 865) no Hoare annotation was computed. [2022-11-02 20:01:12,465 INFO L895 garLoopResultBuilder]: At program point L861-2(lines 857 868) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:01:12,465 INFO L895 garLoopResultBuilder]: At program point L114(line 114) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:01:12,465 INFO L895 garLoopResultBuilder]: At program point L110(line 110) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:01:12,465 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 65 91) no Hoare annotation was computed. [2022-11-02 20:01:12,466 INFO L895 garLoopResultBuilder]: At program point L445(line 445) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:01:12,466 INFO L899 garLoopResultBuilder]: For program point L445-1(line 445) no Hoare annotation was computed. [2022-11-02 20:01:12,466 INFO L895 garLoopResultBuilder]: At program point L119(line 119) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-02 20:01:12,467 INFO L895 garLoopResultBuilder]: At program point L119-1(lines 100 124) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-02 20:01:12,467 INFO L895 garLoopResultBuilder]: At program point L148(lines 141 151) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:01:12,467 INFO L899 garLoopResultBuilder]: For program point L850(line 850) no Hoare annotation was computed. [2022-11-02 20:01:12,467 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 472) no Hoare annotation was computed. [2022-11-02 20:01:12,468 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 475) no Hoare annotation was computed. [2022-11-02 20:01:12,468 INFO L895 garLoopResultBuilder]: At program point L458-1(lines 450 478) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:01:12,468 INFO L895 garLoopResultBuilder]: At program point L851(lines 846 853) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:01:12,468 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 469) no Hoare annotation was computed. [2022-11-02 20:01:12,468 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 79 85) no Hoare annotation was computed. [2022-11-02 20:01:12,469 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 116) no Hoare annotation was computed. [2022-11-02 20:01:12,469 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 121) no Hoare annotation was computed. [2022-11-02 20:01:12,469 INFO L895 garLoopResultBuilder]: At program point L930(lines 925 933) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:01:12,470 INFO L895 garLoopResultBuilder]: At program point L447(lines 440 449) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:01:12,470 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 65 91) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:01:12,470 INFO L895 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-02 20:01:12,470 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-11-02 20:01:12,471 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 65 91) no Hoare annotation was computed. [2022-11-02 20:01:12,471 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 850) no Hoare annotation was computed. [2022-11-02 20:01:12,471 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 78) no Hoare annotation was computed. [2022-11-02 20:01:12,471 INFO L899 garLoopResultBuilder]: For program point L72-2(lines 68 90) no Hoare annotation was computed. [2022-11-02 20:01:12,472 INFO L895 garLoopResultBuilder]: At program point L898(lines 893 901) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-02 20:01:12,472 INFO L902 garLoopResultBuilder]: At program point L287(lines 224 291) the Hoare annotation is: true [2022-11-02 20:01:12,472 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 260) no Hoare annotation was computed. [2022-11-02 20:01:12,472 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 254 260) no Hoare annotation was computed. [2022-11-02 20:01:12,473 INFO L895 garLoopResultBuilder]: At program point L217(lines 212 219) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-11-02 20:01:12,473 INFO L895 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-11-02 20:01:12,473 INFO L895 garLoopResultBuilder]: At program point L209(lines 197 211) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-11-02 20:01:12,474 INFO L899 garLoopResultBuilder]: For program point L201(lines 201 207) no Hoare annotation was computed. [2022-11-02 20:01:12,474 INFO L895 garLoopResultBuilder]: At program point L424(lines 419 427) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-11-02 20:01:12,474 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 201 207) no Hoare annotation was computed. [2022-11-02 20:01:12,474 INFO L895 garLoopResultBuilder]: At program point L416(lines 412 418) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-02 20:01:12,475 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:01:12,475 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:01:12,475 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:01:12,475 INFO L895 garLoopResultBuilder]: At program point L284(lines 233 285) the Hoare annotation is: false [2022-11-02 20:01:12,476 INFO L895 garLoopResultBuilder]: At program point L437(lines 432 439) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-11-02 20:01:12,476 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 278) no Hoare annotation was computed. [2022-11-02 20:01:12,476 INFO L895 garLoopResultBuilder]: At program point L272-2(lines 264 279) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-11-02 20:01:12,476 INFO L899 garLoopResultBuilder]: For program point L235(lines 234 283) no Hoare annotation was computed. [2022-11-02 20:01:12,477 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 279) no Hoare annotation was computed. [2022-11-02 20:01:12,477 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:01:12,477 INFO L895 garLoopResultBuilder]: At program point L256(line 256) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-11-02 20:01:12,477 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 387) no Hoare annotation was computed. [2022-11-02 20:01:12,478 INFO L899 garLoopResultBuilder]: For program point L380-2(lines 380 387) no Hoare annotation was computed. [2022-11-02 20:01:12,478 INFO L895 garLoopResultBuilder]: At program point L409(lines 405 411) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-02 20:01:12,478 INFO L895 garLoopResultBuilder]: At program point L281(lines 234 283) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-11-02 20:01:12,478 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 250) no Hoare annotation was computed. [2022-11-02 20:01:12,479 INFO L899 garLoopResultBuilder]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2022-11-02 20:01:12,479 INFO L899 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2022-11-02 20:01:12,479 INFO L902 garLoopResultBuilder]: At program point L364(lines 356 366) the Hoare annotation is: true [2022-11-02 20:01:12,479 INFO L895 garLoopResultBuilder]: At program point L203(line 203) the Hoare annotation is: false [2022-11-02 20:01:12,480 INFO L902 garLoopResultBuilder]: At program point L389(lines 370 392) the Hoare annotation is: true [2022-11-02 20:01:12,480 INFO L895 garLoopResultBuilder]: At program point L352(lines 348 354) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-11-02 20:01:12,480 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 869 880) no Hoare annotation was computed. [2022-11-02 20:01:12,480 INFO L899 garLoopResultBuilder]: For program point L873-1(lines 869 880) no Hoare annotation was computed. [2022-11-02 20:01:12,481 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 869 880) the Hoare annotation is: true [2022-11-02 20:01:12,481 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 152 160) no Hoare annotation was computed. [2022-11-02 20:01:12,481 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 152 160) the Hoare annotation is: true [2022-11-02 20:01:12,481 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 152 160) no Hoare annotation was computed. [2022-11-02 20:01:12,485 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-02 20:01:12,488 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:01:12,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:01:12 BoogieIcfgContainer [2022-11-02 20:01:12,509 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:01:12,510 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:01:12,510 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:01:12,510 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:01:12,511 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:01:10" (3/4) ... [2022-11-02 20:01:12,515 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:01:12,522 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-02 20:01:12,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-02 20:01:12,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-02 20:01:12,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-02 20:01:12,523 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-02 20:01:12,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-02 20:01:12,524 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-11-02 20:01:12,531 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2022-11-02 20:01:12,532 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-02 20:01:12,533 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-02 20:01:12,533 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:01:12,534 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:01:12,534 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:01:12,534 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:01:12,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-11-02 20:01:12,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-02 20:01:12,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-02 20:01:12,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-11-02 20:01:12,565 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-02 20:01:12,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:01:12,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2022-11-02 20:01:12,567 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-02 20:01:12,567 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-11-02 20:01:12,568 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:01:12,568 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-11-02 20:01:12,568 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-02 20:01:12,569 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:01:12,569 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-02 20:01:12,598 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:01:12,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:01:12,599 INFO L158 Benchmark]: Toolchain (without parser) took 3847.60ms. Allocated memory is still 144.7MB. Free memory was 104.4MB in the beginning and 97.3MB in the end (delta: 7.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-11-02 20:01:12,600 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 144.7MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:01:12,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.41ms. Allocated memory is still 144.7MB. Free memory was 104.2MB in the beginning and 110.8MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:01:12,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.44ms. Allocated memory is still 144.7MB. Free memory was 110.2MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:01:12,601 INFO L158 Benchmark]: Boogie Preprocessor took 36.70ms. Allocated memory is still 144.7MB. Free memory was 108.1MB in the beginning and 106.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:01:12,602 INFO L158 Benchmark]: RCFGBuilder took 666.80ms. Allocated memory is still 144.7MB. Free memory was 106.7MB in the beginning and 89.2MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-02 20:01:12,602 INFO L158 Benchmark]: TraceAbstraction took 2280.29ms. Allocated memory is still 144.7MB. Free memory was 88.6MB in the beginning and 103.7MB in the end (delta: -15.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2022-11-02 20:01:12,603 INFO L158 Benchmark]: Witness Printer took 89.15ms. Allocated memory is still 144.7MB. Free memory was 102.7MB in the beginning and 97.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:01:12,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 144.7MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.41ms. Allocated memory is still 144.7MB. Free memory was 104.2MB in the beginning and 110.8MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.44ms. Allocated memory is still 144.7MB. Free memory was 110.2MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.70ms. Allocated memory is still 144.7MB. Free memory was 108.1MB in the beginning and 106.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 666.80ms. Allocated memory is still 144.7MB. Free memory was 106.7MB in the beginning and 89.2MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2280.29ms. Allocated memory is still 144.7MB. Free memory was 88.6MB in the beginning and 103.7MB in the end (delta: -15.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Witness Printer took 89.15ms. Allocated memory is still 144.7MB. Free memory was 102.7MB in the beginning and 97.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 850]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 200 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 195 mSDsluCounter, 761 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 417 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 344 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 209 PreInvPairs, 239 NumberOfFragments, 250 HoareAnnotationTreeSize, 209 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 333 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2022-11-02 20:01:12,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_162ced2d-6384-462d-8f26-7dcc5bc37513/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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