./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a318d1932a4cf515b7769fbc74b3ae8791db0dd09e5b989a4577a3be2cae3270 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:49,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:49,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:49,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:49,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:49,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:49,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:49,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:49,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:49,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:49,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:49,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:49,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:49,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:49,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:49,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:49,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:49,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:49,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:49,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:49,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:49,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:49,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:49,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:49,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:49,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:49,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:49,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:49,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:49,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:49,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:49,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:49,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:49,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:49,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:49,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:49,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:49,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:49,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:49,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:49,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:49,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:49,699 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:49,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:49,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:49,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:49,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:49,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:49,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:49,703 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:49,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:49,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:49,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:49,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:49,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:49,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:49,705 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:49,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:49,706 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:49,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:49,706 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:49,707 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:49,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:49,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:49,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:49,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:49,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:49,708 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:49,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:49,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:49,710 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_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a318d1932a4cf515b7769fbc74b3ae8791db0dd09e5b989a4577a3be2cae3270 [2022-10-17 16:34:49,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:50,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:50,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:50,017 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:50,017 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:50,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2022-10-17 16:34:50,107 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/data/5775bfc34/2d7823d7c9ea42d99fa4ea6573f38f6b/FLAGc24b9dd21 [2022-10-17 16:34:50,689 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:50,692 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2022-10-17 16:34:50,708 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/data/5775bfc34/2d7823d7c9ea42d99fa4ea6573f38f6b/FLAGc24b9dd21 [2022-10-17 16:34:50,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/data/5775bfc34/2d7823d7c9ea42d99fa4ea6573f38f6b [2022-10-17 16:34:50,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:50,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:50,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:50,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:50,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:50,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:50" (1/1) ... [2022-10-17 16:34:50,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9a52ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:50, skipping insertion in model container [2022-10-17 16:34:50,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:50" (1/1) ... [2022-10-17 16:34:50,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:51,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:51,314 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_dd4e6125-c384-4cd6-99cb-7a8e7d853904/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2562,2575] [2022-10-17 16:34:51,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:51,459 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:51,494 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_dd4e6125-c384-4cd6-99cb-7a8e7d853904/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2562,2575] [2022-10-17 16:34:51,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:51,599 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:51,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51 WrapperNode [2022-10-17 16:34:51,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:51,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:51,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:51,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:51,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,676 INFO L138 Inliner]: procedures = 52, calls = 151, calls flagged for inlining = 19, calls inlined = 15, statements flattened = 200 [2022-10-17 16:34:51,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:51,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:51,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:51,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:51,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,704 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:51,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:51,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:51,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:51,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:51" (1/1) ... [2022-10-17 16:34:51,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:51,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:51,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:51,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:34:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:34:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:34:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:34:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:34:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:34:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:34:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:34:51,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:34:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:34:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:34:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:34:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:34:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:34:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:51,885 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:51,887 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:52,280 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:52,521 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:52,521 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:34:52,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:52 BoogieIcfgContainer [2022-10-17 16:34:52,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:52,526 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:52,526 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:52,537 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:52,537 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:52" (1/1) ... [2022-10-17 16:34:52,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:52,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2022-10-17 16:34:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2022-10-17 16:34:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:34:52,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:52,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2022-10-17 16:34:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-10-17 16:34:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:34:53,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2022-10-17 16:34:53,253 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-10-17 16:34:53,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:34:53,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2022-10-17 16:34:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2022-10-17 16:34:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:34:53,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:53,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2022-10-17 16:34:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2022-10-17 16:34:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:34:53,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:53,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 68 states and 91 transitions. [2022-10-17 16:34:53,897 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2022-10-17 16:34:53,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:34:53,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:54,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:54,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2022-10-17 16:34:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2022-10-17 16:34:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:34:54,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:54,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2022-10-17 16:34:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2022-10-17 16:34:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:34:55,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:55,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:55,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2022-10-17 16:34:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2022-10-17 16:34:55,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:34:55,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:55,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:55,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:34:56,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 115 states and 183 transitions. [2022-10-17 16:34:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 183 transitions. [2022-10-17 16:34:56,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:34:56,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:56,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:56,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:34:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:56,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 116 states and 186 transitions. [2022-10-17 16:34:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 186 transitions. [2022-10-17 16:34:56,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:34:56,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:56,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 117 states and 187 transitions. [2022-10-17 16:34:56,963 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 187 transitions. [2022-10-17 16:34:56,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:34:56,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:56,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:57,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:34:57,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 122 states and 199 transitions. [2022-10-17 16:34:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 199 transitions. [2022-10-17 16:34:57,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:34:57,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:57,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:34:57,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:57,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 127 states and 210 transitions. [2022-10-17 16:34:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 210 transitions. [2022-10-17 16:34:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:34:57,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:57,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:57,870 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:34:58,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 130 states and 219 transitions. [2022-10-17 16:34:58,760 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 219 transitions. [2022-10-17 16:34:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:34:58,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:34:58,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 131 states and 220 transitions. [2022-10-17 16:34:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 220 transitions. [2022-10-17 16:34:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:34:58,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:34:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 134 states and 226 transitions. [2022-10-17 16:34:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 226 transitions. [2022-10-17 16:34:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:34:59,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:34:59,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 231 transitions. [2022-10-17 16:34:59,402 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 231 transitions. [2022-10-17 16:34:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:34:59,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:34:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 143 states and 249 transitions. [2022-10-17 16:34:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 249 transitions. [2022-10-17 16:34:59,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:34:59,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:35:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:01,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 150 states and 266 transitions. [2022-10-17 16:35:01,011 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 266 transitions. [2022-10-17 16:35:01,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:01,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:01,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:01,274 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:35:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 159 states and 284 transitions. [2022-10-17 16:35:03,245 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 284 transitions. [2022-10-17 16:35:03,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:35:03,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,319 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:35:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 160 states and 285 transitions. [2022-10-17 16:35:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 285 transitions. [2022-10-17 16:35:03,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:35:03,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:35:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 168 states and 307 transitions. [2022-10-17 16:35:03,960 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 307 transitions. [2022-10-17 16:35:03,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:35:03,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,053 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:35:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 169 states and 308 transitions. [2022-10-17 16:35:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 308 transitions. [2022-10-17 16:35:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:35:04,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-10-17 16:35:04,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 172 states and 313 transitions. [2022-10-17 16:35:04,207 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 313 transitions. [2022-10-17 16:35:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:35:04,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:35:04,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 173 states and 314 transitions. [2022-10-17 16:35:04,306 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 314 transitions. [2022-10-17 16:35:04,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:35:04,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,370 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-10-17 16:35:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 56 states and 66 transitions. [2022-10-17 16:35:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2022-10-17 16:35:04,403 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:35:04,404 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2022-10-17 16:35:04,413 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:35:04,686 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,691 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2022-10-17 16:35:04,697 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:35:04,699 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,700 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,703 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,704 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,704 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,704 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,704 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,705 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,705 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,705 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:04,706 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:35:04,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:35:04 ImpRootNode [2022-10-17 16:35:04,709 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:35:04,709 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:35:04,710 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:35:04,710 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:35:04,710 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:52" (3/4) ... [2022-10-17 16:35:04,714 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:35:04,720 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:35:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:35:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:35:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:35:04,721 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:35:04,722 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:35:04,722 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-10-17 16:35:04,736 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2022-10-17 16:35:04,737 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:35:04,738 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:35:04,738 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:35:04,739 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:35:04,740 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:35:04,740 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:35:04,772 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || 0 == systemActive [2022-10-17 16:35:04,826 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:35:04,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:35:04,827 INFO L158 Benchmark]: Toolchain (without parser) took 13865.63ms. Allocated memory was 98.6MB in the beginning and 180.4MB in the end (delta: 81.8MB). Free memory was 64.2MB in the beginning and 138.6MB in the end (delta: -74.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,828 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:04,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 634.14ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 63.7MB in the end (delta: 368.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.58ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 61.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,829 INFO L158 Benchmark]: Boogie Preprocessor took 31.18ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 60.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,830 INFO L158 Benchmark]: RCFGBuilder took 814.56ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 60.0MB in the beginning and 92.5MB in the end (delta: -32.5MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,830 INFO L158 Benchmark]: CodeCheck took 12183.02ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 91.8MB in the beginning and 143.8MB in the end (delta: -51.9MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,831 INFO L158 Benchmark]: Witness Printer took 117.30ms. Allocated memory is still 180.4MB. Free memory was 143.8MB in the beginning and 138.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:35:04,843 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6540 SdHoareTripleChecker+Valid, 14.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2925 mSDsluCounter, 6585 SdHoareTripleChecker+Invalid, 12.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5136 mSDsCounter, 2288 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8366 IncrementalHoareTripleChecker+Invalid, 10654 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2288 mSolverCounterUnsat, 2369 mSDtfsCounter, 8366 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10100 GetRequests, 9896 SyntacticMatches, 0 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18072 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1068 NumberOfCodeBlocks, 1068 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1042 ConstructedInterpolants, 0 QuantifiedInterpolants, 1936 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 22 PerfectInterpolantSequences, 322/332 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 123]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || 0 == systemActive - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == systemActive - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 634.14ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 63.7MB in the end (delta: 368.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.58ms. Allocated memory is still 98.6MB. Free memory was 63.7MB in the beginning and 61.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.18ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 60.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 814.56ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 60.0MB in the beginning and 92.5MB in the end (delta: -32.5MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * CodeCheck took 12183.02ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 91.8MB in the beginning and 143.8MB in the end (delta: -51.9MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. * Witness Printer took 117.30ms. Allocated memory is still 180.4MB. Free memory was 143.8MB in the beginning and 138.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:35:04,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e6125-c384-4cd6-99cb-7a8e7d853904/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE