./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 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_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd97c2884595bd9a9b703dc95e9a5caeaf3b95ed9b6ed8cf435c9ebd351e9142 --- 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-b5237d8 [2022-11-21 17:11:18,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:11:18,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:11:18,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:11:18,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:11:18,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:11:18,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:11:18,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:11:18,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:11:18,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:11:18,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:11:18,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:11:18,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:11:18,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:11:18,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:11:18,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:11:18,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:11:18,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:11:18,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:11:18,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:11:18,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:11:18,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:11:18,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:11:18,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:11:18,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:11:18,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:11:18,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:11:18,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:11:18,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:11:18,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:11:18,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:11:18,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:11:18,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:11:18,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:11:18,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:11:18,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:11:18,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:11:18,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:11:18,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:11:18,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:11:18,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:11:18,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 17:11:18,665 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:11:18,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:11:18,665 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:11:18,666 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:11:18,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:11:18,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:11:18,667 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:11:18,668 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 17:11:18,668 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 17:11:18,668 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 17:11:18,669 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 17:11:18,669 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 17:11:18,669 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 17:11:18,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:11:18,670 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 17:11:18,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:11:18,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:11:18,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 17:11:18,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:11:18,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 17:11:18,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 17:11:18,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 17:11:18,672 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 17:11:18,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:11:18,672 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 17:11:18,673 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:11:18,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 17:11:18,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:11:18,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:11:18,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:11:18,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:11:18,676 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 17:11:18,677 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd97c2884595bd9a9b703dc95e9a5caeaf3b95ed9b6ed8cf435c9ebd351e9142 [2022-11-21 17:11:18,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:11:19,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:11:19,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:11:19,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:11:19,014 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:11:19,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c [2022-11-21 17:11:22,117 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:11:22,453 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:11:22,454 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c [2022-11-21 17:11:22,480 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/data/10ba0f939/94923e9e594c4de79c3c4df286e7a5dd/FLAGed9c7567d [2022-11-21 17:11:22,497 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/data/10ba0f939/94923e9e594c4de79c3c4df286e7a5dd [2022-11-21 17:11:22,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:11:22,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:11:22,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:11:22,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:11:22,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:11:22,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:22" (1/1) ... [2022-11-21 17:11:22,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29047e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:22, skipping insertion in model container [2022-11-21 17:11:22,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:22" (1/1) ... [2022-11-21 17:11:22,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:11:22,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:11:22,863 WARN L237 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_3cf5f15d-19e6-4f34-a782-907bcdeeb778/sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c[14430,14443] [2022-11-21 17:11:22,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:11:22,896 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:11:22,995 WARN L237 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_3cf5f15d-19e6-4f34-a782-907bcdeeb778/sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c[14430,14443] [2022-11-21 17:11:23,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:11:23,033 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:11:23,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23 WrapperNode [2022-11-21 17:11:23,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:11:23,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:11:23,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:11:23,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:11:23,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,088 INFO L138 Inliner]: procedures = 50, calls = 91, calls flagged for inlining = 44, calls inlined = 37, statements flattened = 262 [2022-11-21 17:11:23,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:11:23,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:11:23,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:11:23,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:11:23,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,116 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:11:23,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:11:23,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:11:23,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:11:23,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (1/1) ... [2022-11-21 17:11:23,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:11:23,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:11:23,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:11:23,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 17:11:23,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:11:23,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 17:11:23,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:11:23,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:11:23,305 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:11:23,307 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:11:23,659 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:11:23,667 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:11:23,667 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 17:11:23,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:11:23 BoogieIcfgContainer [2022-11-21 17:11:23,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:11:23,683 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 17:11:23,684 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 17:11:23,688 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 17:11:23,688 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 17:11:23,689 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 05:11:22" (1/3) ... [2022-11-21 17:11:23,690 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@399994a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 05:11:23, skipping insertion in model container [2022-11-21 17:11:23,690 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 17:11:23,690 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:23" (2/3) ... [2022-11-21 17:11:23,692 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@399994a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 05:11:23, skipping insertion in model container [2022-11-21 17:11:23,692 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 17:11:23,692 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:11:23" (3/3) ... [2022-11-21 17:11:23,693 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product03.cil.c [2022-11-21 17:11:23,826 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 17:11:23,826 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 17:11:23,827 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 17:11:23,827 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 17:11:23,827 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 17:11:23,827 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 17:11:23,827 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 17:11:23,828 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 17:11:23,833 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 85 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 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) [2022-11-21 17:11:23,865 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 54 [2022-11-21 17:11:23,866 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 17:11:23,866 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 17:11:23,873 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:23,873 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:23,873 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 17:11:23,874 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 85 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 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) [2022-11-21 17:11:23,887 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 54 [2022-11-21 17:11:23,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 17:11:23,888 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 17:11:23,889 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:23,890 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:23,895 INFO L748 eck$LassoCheckResult]: Stem: 61#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 46#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~7#1, main_~tmp~5#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; 39#L643true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 33#L636true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1; 55#L651true main_#t~ret44#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret44#1;havoc main_#t~ret44#1; 65#L782true assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 42#L759true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 45#L65-2true [2022-11-21 17:11:23,896 INFO L750 eck$LassoCheckResult]: Loop: 45#L65-2true assume !false; 40#L66true assume test_~splverifierCounter~0#1 < 4; 59#L67true test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 73#L75true assume !(0 != test_~tmp~0#1); 57#L75-2true test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 43#L85true assume !(0 != test_~tmp___0~0#1); 5#L85-2true test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 25#L95true assume 0 != test_~tmp___2~0#1; 21#L101-2true assume { :begin_inline_timeShift } true; 74#L137true assume !(0 != ~pumpRunning~0); 56#L137-2true assume !(0 != ~systemActive~0); 41#L144-1true assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; 36#L839true __utac_acc__Specification3_spec__1_#t~ret41#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret41#1;havoc __utac_acc__Specification3_spec__1_#t~ret41#1; 83#L675true assume 0 != __utac_acc__Specification3_spec__1_~tmp~4#1; 52#L681-1true assume { :end_inline___utac_acc__Specification3_spec__1 } true; 29#L154true assume { :end_inline_timeShift } true; 45#L65-2true [2022-11-21 17:11:23,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:23,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2022-11-21 17:11:23,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:23,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507464305] [2022-11-21 17:11:23,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:23,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:11:24,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:24,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1802248790, now seen corresponding path program 1 times [2022-11-21 17:11:24,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:24,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735103744] [2022-11-21 17:11:24,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:24,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,197 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:11:24,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:24,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1137299430, now seen corresponding path program 1 times [2022-11-21 17:11:24,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:24,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111867221] [2022-11-21 17:11:24,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:24,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:24,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 17:11:24,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:11:24,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111867221] [2022-11-21 17:11:24,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111867221] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:11:24,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:11:24,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 17:11:24,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115017769] [2022-11-21 17:11:24,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:11:24,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:11:24,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 17:11:24,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 17:11:24,721 INFO L87 Difference]: Start difference. First operand has 85 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 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) Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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) [2022-11-21 17:11:24,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:11:24,875 INFO L93 Difference]: Finished difference Result 227 states and 290 transitions. [2022-11-21 17:11:24,877 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 227 states and 290 transitions. [2022-11-21 17:11:24,881 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 143 [2022-11-21 17:11:24,887 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 227 states to 197 states and 260 transitions. [2022-11-21 17:11:24,888 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 197 [2022-11-21 17:11:24,889 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 197 [2022-11-21 17:11:24,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 197 states and 260 transitions. [2022-11-21 17:11:24,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 17:11:24,895 INFO L218 hiAutomatonCegarLoop]: Abstraction has 197 states and 260 transitions. [2022-11-21 17:11:24,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states and 260 transitions. [2022-11-21 17:11:24,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 130. [2022-11-21 17:11:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 130 states have (on average 1.323076923076923) internal successors, (172), 129 states have internal predecessors, (172), 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) [2022-11-21 17:11:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 172 transitions. [2022-11-21 17:11:24,934 INFO L240 hiAutomatonCegarLoop]: Abstraction has 130 states and 172 transitions. [2022-11-21 17:11:24,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 17:11:24,940 INFO L428 stractBuchiCegarLoop]: Abstraction has 130 states and 172 transitions. [2022-11-21 17:11:24,940 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 17:11:24,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 130 states and 172 transitions. [2022-11-21 17:11:24,942 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 94 [2022-11-21 17:11:24,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 17:11:24,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 17:11:24,943 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:24,943 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:24,944 INFO L748 eck$LassoCheckResult]: Stem: 398#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 388#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~7#1, main_~tmp~5#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; 381#L643 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 375#L636 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1; 376#L651 main_#t~ret44#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret44#1;havoc main_#t~ret44#1; 394#L782 assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 385#L759 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 370#L65-2 [2022-11-21 17:11:24,944 INFO L750 eck$LassoCheckResult]: Loop: 370#L65-2 assume !false; 382#L66 assume test_~splverifierCounter~0#1 < 4; 383#L67 test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 396#L75 assume !(0 != test_~tmp~0#1); 349#L75-2 test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 386#L85 assume !(0 != test_~tmp___0~0#1); 336#L85-2 test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 337#L95 assume 0 != test_~tmp___2~0#1; 362#L101-2 assume { :begin_inline_timeShift } true; 363#L137 assume !(0 != ~pumpRunning~0); 368#L137-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true; 352#L161 assume { :end_inline_processEnvironment } true; 353#L144-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; 377#L839 __utac_acc__Specification3_spec__1_#t~ret41#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret41#1;havoc __utac_acc__Specification3_spec__1_#t~ret41#1; 378#L675 assume 0 != __utac_acc__Specification3_spec__1_~tmp~4#1; 361#L681-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 369#L154 assume { :end_inline_timeShift } true; 370#L65-2 [2022-11-21 17:11:24,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:24,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2022-11-21 17:11:24,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:24,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937601850] [2022-11-21 17:11:24,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:24,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,968 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:11:24,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:24,969 INFO L85 PathProgramCache]: Analyzing trace with hash 663614206, now seen corresponding path program 1 times [2022-11-21 17:11:24,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:24,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607784447] [2022-11-21 17:11:24,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:24,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:24,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:11:24,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:24,985 INFO L85 PathProgramCache]: Analyzing trace with hash -268067398, now seen corresponding path program 1 times [2022-11-21 17:11:24,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:24,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134456687] [2022-11-21 17:11:24,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:24,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:11:25,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 17:11:25,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:11:25,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134456687] [2022-11-21 17:11:25,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134456687] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:11:25,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:11:25,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 17:11:25,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796319131] [2022-11-21 17:11:25,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:11:25,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:11:25,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 17:11:25,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 17:11:25,274 INFO L87 Difference]: Start difference. First operand 130 states and 172 transitions. cyclomatic complexity: 45 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2022-11-21 17:11:25,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:11:25,509 INFO L93 Difference]: Finished difference Result 429 states and 571 transitions. [2022-11-21 17:11:25,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 429 states and 571 transitions. [2022-11-21 17:11:25,515 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 331 [2022-11-21 17:11:25,519 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 429 states to 429 states and 571 transitions. [2022-11-21 17:11:25,519 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 429 [2022-11-21 17:11:25,520 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 429 [2022-11-21 17:11:25,521 INFO L73 IsDeterministic]: Start isDeterministic. Operand 429 states and 571 transitions. [2022-11-21 17:11:25,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 17:11:25,523 INFO L218 hiAutomatonCegarLoop]: Abstraction has 429 states and 571 transitions. [2022-11-21 17:11:25,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states and 571 transitions. [2022-11-21 17:11:25,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 253. [2022-11-21 17:11:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 253 states have (on average 1.300395256916996) internal successors, (329), 252 states have internal predecessors, (329), 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) [2022-11-21 17:11:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 329 transitions. [2022-11-21 17:11:25,541 INFO L240 hiAutomatonCegarLoop]: Abstraction has 253 states and 329 transitions. [2022-11-21 17:11:25,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 17:11:25,543 INFO L428 stractBuchiCegarLoop]: Abstraction has 253 states and 329 transitions. [2022-11-21 17:11:25,543 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-21 17:11:25,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 253 states and 329 transitions. [2022-11-21 17:11:25,545 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 188 [2022-11-21 17:11:25,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 17:11:25,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 17:11:25,547 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:25,547 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:11:25,547 INFO L748 eck$LassoCheckResult]: Stem: 993#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 975#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~7#1, main_~tmp~5#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; 963#L643 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 957#L636 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1; 958#L651 main_#t~ret44#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret44#1;havoc main_#t~ret44#1; 986#L782 assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 968#L759 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 969#L65-2 [2022-11-21 17:11:25,548 INFO L750 eck$LassoCheckResult]: Loop: 969#L65-2 assume !false; 1095#L66 assume test_~splverifierCounter~0#1 < 4; 1096#L67 test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 1156#L75 assume !(0 != test_~tmp~0#1); 1154#L75-2 test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 1153#L85 assume !(0 != test_~tmp___0~0#1); 1151#L85-2 test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 1150#L95 assume 0 != test_~tmp___2~0#1; 941#L101-2 assume { :begin_inline_timeShift } true; 942#L137 assume !(0 != ~pumpRunning~0); 1118#L137-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true; 1113#L161 assume { :end_inline_processEnvironment } true; 1108#L144-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; 1107#L839 __utac_acc__Specification3_spec__1_#t~ret41#1 := isMethaneLevelCritical_#res#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret41#1;havoc __utac_acc__Specification3_spec__1_#t~ret41#1; 1106#L675 assume !(0 != __utac_acc__Specification3_spec__1_~tmp~4#1);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;havoc getWaterLevel_~retValue_acc~9#1;getWaterLevel_~retValue_acc~9#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~9#1; 1105#L871 __utac_acc__Specification3_spec__1_#t~ret42#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~1#1 := __utac_acc__Specification3_spec__1_#t~ret42#1;havoc __utac_acc__Specification3_spec__1_#t~ret42#1; 1102#L681 assume !(2 == __utac_acc__Specification3_spec__1_~tmp___0~1#1); 1101#L681-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 1100#L154 assume { :end_inline_timeShift } true; 969#L65-2 [2022-11-21 17:11:25,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:25,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2022-11-21 17:11:25,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:25,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177031263] [2022-11-21 17:11:25,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:25,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:25,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:25,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:11:25,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:25,568 INFO L85 PathProgramCache]: Analyzing trace with hash 2079342897, now seen corresponding path program 1 times [2022-11-21 17:11:25,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:25,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459733412] [2022-11-21 17:11:25,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:25,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:25,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:25,583 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:11:25,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:11:25,584 INFO L85 PathProgramCache]: Analyzing trace with hash 86519021, now seen corresponding path program 1 times [2022-11-21 17:11:25,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:11:25,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585786579] [2022-11-21 17:11:25,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:11:25,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:11:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:25,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:25,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:11:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:26,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:11:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:11:26,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 05:11:26 BoogieIcfgContainer [2022-11-21 17:11:26,852 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 17:11:26,854 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 17:11:26,854 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 17:11:26,854 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 17:11:26,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:11:23" (3/4) ... [2022-11-21 17:11:26,859 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2022-11-21 17:11:26,924 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 17:11:26,925 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 17:11:26,925 INFO L158 Benchmark]: Toolchain (without parser) took 4422.92ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 102.3MB in the beginning and 152.6MB in the end (delta: -50.3MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2022-11-21 17:11:26,926 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:11:26,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.29ms. Allocated memory is still 146.8MB. Free memory was 102.3MB in the beginning and 84.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 17:11:26,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.94ms. Allocated memory is still 146.8MB. Free memory was 84.4MB in the beginning and 81.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:11:26,935 INFO L158 Benchmark]: Boogie Preprocessor took 30.71ms. Allocated memory is still 146.8MB. Free memory was 81.9MB in the beginning and 80.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:11:26,936 INFO L158 Benchmark]: RCFGBuilder took 561.75ms. Allocated memory is still 146.8MB. Free memory was 80.2MB in the beginning and 65.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 17:11:26,936 INFO L158 Benchmark]: BuchiAutomizer took 3168.50ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 64.6MB in the beginning and 154.7MB in the end (delta: -90.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:11:26,940 INFO L158 Benchmark]: Witness Printer took 71.17ms. Allocated memory is still 197.1MB. Free memory was 154.7MB in the beginning and 152.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:11:26,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.29ms. Allocated memory is still 146.8MB. Free memory was 102.3MB in the beginning and 84.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.94ms. Allocated memory is still 146.8MB. Free memory was 84.4MB in the beginning and 81.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.71ms. Allocated memory is still 146.8MB. Free memory was 81.9MB in the beginning and 80.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 561.75ms. Allocated memory is still 146.8MB. Free memory was 80.2MB in the beginning and 65.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 3168.50ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 64.6MB in the beginning and 154.7MB in the end (delta: -90.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 71.17ms. Allocated memory is still 197.1MB. Free memory was 154.7MB in the beginning and 152.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 253 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.1s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 243 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 780 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 780 mSDsluCounter, 1169 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 936 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 233 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 65]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L129] int pumpRunning = 0; [L130] int systemActive = 1; [L421] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L700] int cleanupTimeShifts = 4; [L796] int waterLevel = 1; [L797] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L773] int retValue_acc ; [L774] int tmp ; [L778] FCALL select_helpers() [L779] FCALL select_features() [L780] CALL, EXPR valid_product() [L647] int retValue_acc ; [L650] retValue_acc = 1 [L651] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L780] RET, EXPR valid_product() [L780] tmp = valid_product() [L782] COND TRUE \read(tmp) [L784] FCALL setup() [L785] CALL runTest() [L767] CALL test() [L56] int splverifierCounter ; [L57] int tmp ; [L58] int tmp___0 ; [L59] int tmp___1 ; [L60] int tmp___2 ; [L63] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L65] COND TRUE 1 [L67] COND TRUE splverifierCounter < 4 [L73] tmp = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp)) [L83] tmp___0 = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp___0)) [L93] tmp___2 = __VERIFIER_nondet_int() [L95] COND TRUE \read(tmp___2) [L110] CALL timeShift() [L137] COND FALSE !(\read(pumpRunning)) [L144] COND TRUE \read(systemActive) [L146] FCALL processEnvironment() [L152] CALL __utac_acc__Specification3_spec__1() [L667] int tmp ; [L668] int tmp___0 ; [L669] int tmp___1 ; [L673] CALL, EXPR isMethaneLevelCritical() [L835] int retValue_acc ; [L838] retValue_acc = methaneLevelCritical [L839] return (retValue_acc); [L673] RET, EXPR isMethaneLevelCritical() [L673] tmp = isMethaneLevelCritical() [L675] COND FALSE !(\read(tmp)) [L679] CALL, EXPR getWaterLevel() [L867] int retValue_acc ; [L870] retValue_acc = waterLevel [L871] return (retValue_acc); [L679] RET, EXPR getWaterLevel() [L679] tmp___0 = getWaterLevel() [L681] COND FALSE !(tmp___0 == 2) [L152] RET __utac_acc__Specification3_spec__1() [L110] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 65]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L129] int pumpRunning = 0; [L130] int systemActive = 1; [L421] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L700] int cleanupTimeShifts = 4; [L796] int waterLevel = 1; [L797] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L773] int retValue_acc ; [L774] int tmp ; [L778] FCALL select_helpers() [L779] FCALL select_features() [L780] CALL, EXPR valid_product() [L647] int retValue_acc ; [L650] retValue_acc = 1 [L651] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L780] RET, EXPR valid_product() [L780] tmp = valid_product() [L782] COND TRUE \read(tmp) [L784] FCALL setup() [L785] CALL runTest() [L767] CALL test() [L56] int splverifierCounter ; [L57] int tmp ; [L58] int tmp___0 ; [L59] int tmp___1 ; [L60] int tmp___2 ; [L63] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L65] COND TRUE 1 [L67] COND TRUE splverifierCounter < 4 [L73] tmp = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp)) [L83] tmp___0 = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp___0)) [L93] tmp___2 = __VERIFIER_nondet_int() [L95] COND TRUE \read(tmp___2) [L110] CALL timeShift() [L137] COND FALSE !(\read(pumpRunning)) [L144] COND TRUE \read(systemActive) [L146] FCALL processEnvironment() [L152] CALL __utac_acc__Specification3_spec__1() [L667] int tmp ; [L668] int tmp___0 ; [L669] int tmp___1 ; [L673] CALL, EXPR isMethaneLevelCritical() [L835] int retValue_acc ; [L838] retValue_acc = methaneLevelCritical [L839] return (retValue_acc); [L673] RET, EXPR isMethaneLevelCritical() [L673] tmp = isMethaneLevelCritical() [L675] COND FALSE !(\read(tmp)) [L679] CALL, EXPR getWaterLevel() [L867] int retValue_acc ; [L870] retValue_acc = waterLevel [L871] return (retValue_acc); [L679] RET, EXPR getWaterLevel() [L679] tmp___0 = getWaterLevel() [L681] COND FALSE !(tmp___0 == 2) [L152] RET __utac_acc__Specification3_spec__1() [L110] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 17:11:26,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cf5f15d-19e6-4f34-a782-907bcdeeb778/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)