./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product14.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_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/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_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/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_27f100b6-b07e-49f4-9ffe-d4c14f62662a/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 dc29098f4fd0de7b34ca1f86e5228e41fa7841081f2e41f7454108ef1ad7724c --- 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 16:47:23,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:23,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:23,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:23,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:23,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:23,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:23,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:23,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:23,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:23,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:23,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:23,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:23,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:23,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:23,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:23,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:23,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:23,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:23,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:23,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:23,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:23,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:23,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:23,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:23,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:23,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:23,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:23,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:23,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:23,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:23,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:23,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:23,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:23,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:23,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:23,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:23,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:23,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:23,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:23,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:24,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:24,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:24,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:24,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:24,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:24,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:24,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:24,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:24,048 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:24,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:24,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:24,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:24,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:24,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:24,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:24,050 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:24,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:24,051 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:24,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:24,051 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:24,051 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:24,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:24,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:24,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:24,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:24,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:24,053 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:24,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:24,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:24,055 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_27f100b6-b07e-49f4-9ffe-d4c14f62662a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc29098f4fd0de7b34ca1f86e5228e41fa7841081f2e41f7454108ef1ad7724c [2022-10-17 16:47:24,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:24,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:24,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:24,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:24,440 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:24,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c [2022-10-17 16:47:24,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/data/ae7aa5092/d9d431dfa5f845eb8b106f9ab00cb627/FLAG40ce93cc7 [2022-10-17 16:47:25,073 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:25,074 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c [2022-10-17 16:47:25,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/data/ae7aa5092/d9d431dfa5f845eb8b106f9ab00cb627/FLAG40ce93cc7 [2022-10-17 16:47:25,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/data/ae7aa5092/d9d431dfa5f845eb8b106f9ab00cb627 [2022-10-17 16:47:25,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:25,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:25,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:25,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:25,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:25,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:25,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a873ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25, skipping insertion in model container [2022-10-17 16:47:25,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:25,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:25,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:25,811 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_27f100b6-b07e-49f4-9ffe-d4c14f62662a/sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c[15980,15993] [2022-10-17 16:47:25,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:25,829 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:25,911 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_27f100b6-b07e-49f4-9ffe-d4c14f62662a/sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c[15980,15993] [2022-10-17 16:47:25,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:25,934 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:25,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25 WrapperNode [2022-10-17 16:47:25,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:25,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:25,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:25,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:25,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:25,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:25,990 INFO L138 Inliner]: procedures = 52, calls = 151, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 216 [2022-10-17 16:47:25,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:25,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:25,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:25,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:26,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,033 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:26,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:26,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:26,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:26,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:25" (1/1) ... [2022-10-17 16:47:26,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:26,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:26,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:26,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:47:26,124 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:47:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:47:26,124 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:47:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:47:26,125 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:47:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:47:26,125 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:47:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:47:26,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:47:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:26,125 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:47:26,126 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:47:26,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:26,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:26,246 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:26,248 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:26,650 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:26,743 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:26,743 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:47:26,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:26 BoogieIcfgContainer [2022-10-17 16:47:26,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:26,747 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:26,747 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:26,758 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:26,759 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:26" (1/1) ... [2022-10-17 16:47:26,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:26,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:26,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2022-10-17 16:47:26,830 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-10-17 16:47:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:47:26,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:26,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,025 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 16:47:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-10-17 16:47:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-10-17 16:47:27,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:47:27,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,279 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 16:47:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2022-10-17 16:47:27,325 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2022-10-17 16:47:27,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:47:27,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,585 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 16:47:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2022-10-17 16:47:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-10-17 16:47:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:27,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,889 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 16:47:28,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2022-10-17 16:47:28,146 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2022-10-17 16:47:28,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:28,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,305 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 16:47:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2022-10-17 16:47:28,347 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2022-10-17 16:47:28,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:28,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,605 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 16:47:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 75 states and 119 transitions. [2022-10-17 16:47:28,642 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2022-10-17 16:47:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:47:28,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,723 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 16:47:28,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 120 transitions. [2022-10-17 16:47:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2022-10-17 16:47:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:47:28,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,808 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 16:47:28,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 122 transitions. [2022-10-17 16:47:28,856 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2022-10-17 16:47:28,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:47:28,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:28,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 84 states and 131 transitions. [2022-10-17 16:47:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2022-10-17 16:47:28,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:47:28,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:29,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 89 states and 141 transitions. [2022-10-17 16:47:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2022-10-17 16:47:29,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:47:29,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:29,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 142 transitions. [2022-10-17 16:47:29,293 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2022-10-17 16:47:29,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:47:29,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,492 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:47:29,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 97 states and 164 transitions. [2022-10-17 16:47:29,944 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 164 transitions. [2022-10-17 16:47:29,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:47:29,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,043 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:47:30,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 99 states and 167 transitions. [2022-10-17 16:47:30,288 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 167 transitions. [2022-10-17 16:47:30,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:30,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:47:30,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 100 states and 167 transitions. [2022-10-17 16:47:30,517 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 167 transitions. [2022-10-17 16:47:30,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:47:30,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:47:30,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 101 states and 167 transitions. [2022-10-17 16:47:30,666 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 167 transitions. [2022-10-17 16:47:30,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:47:30,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,801 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:47:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 167 transitions. [2022-10-17 16:47:30,842 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2022-10-17 16:47:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:47:30,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-10-17 16:47:30,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 43 states and 57 transitions. [2022-10-17 16:47:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-10-17 16:47:30,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:47:30,948 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-10-17 16:47:30,958 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:47:31,098 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:47:31,106 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,106 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,106 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,107 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:47:31,108 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,108 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,108 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,108 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,108 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,108 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,109 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,109 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,109 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,109 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,110 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,110 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:47:31,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:47:31 ImpRootNode [2022-10-17 16:47:31,110 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:47:31,111 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:47:31,111 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:47:31,111 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:47:31,112 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:26" (3/4) ... [2022-10-17 16:47:31,117 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:47:31,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:47:31,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:47:31,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:47:31,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:47:31,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:47:31,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-10-17 16:47:31,137 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2022-10-17 16:47:31,139 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:47:31,139 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:47:31,140 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:47:31,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:47:31,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:47:31,142 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:47:31,174 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2022-10-17 16:47:31,239 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:47:31,239 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:47:31,240 INFO L158 Benchmark]: Toolchain (without parser) took 5873.69ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 59.5MB in the beginning and 35.0MB in the end (delta: 24.5MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2022-10-17 16:47:31,241 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 48.2MB in the end (delta: 52.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:47:31,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.89ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 60.3MB in the end (delta: -1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:47:31,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.86ms. Allocated memory is still 92.3MB. Free memory was 60.3MB in the beginning and 58.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:31,243 INFO L158 Benchmark]: Boogie Preprocessor took 45.95ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:31,243 INFO L158 Benchmark]: RCFGBuilder took 708.37ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.1MB in the beginning and 76.7MB in the end (delta: -20.6MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2022-10-17 16:47:31,244 INFO L158 Benchmark]: CodeCheck took 4363.17ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 76.2MB in the beginning and 40.1MB in the end (delta: 36.0MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2022-10-17 16:47:31,244 INFO L158 Benchmark]: Witness Printer took 128.51ms. Allocated memory is still 134.2MB. Free memory was 40.1MB in the beginning and 35.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:47:31,248 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 7 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2633 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1072 mSDsluCounter, 2712 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1917 mSDsCounter, 595 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2125 IncrementalHoareTripleChecker+Invalid, 2720 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 595 mSolverCounterUnsat, 985 mSDtfsCounter, 2125 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4044 GetRequests, 3966 SyntacticMatches, 12 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1527 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 427 NumberOfCodeBlocks, 427 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 410 ConstructedInterpolants, 0 QuantifiedInterpolants, 1022 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 78/99 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: 777]: 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: 618]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: pumpRunning == 0 && waterLevel == 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 48.2MB in the end (delta: 52.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.89ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 60.3MB in the end (delta: -1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.86ms. Allocated memory is still 92.3MB. Free memory was 60.3MB in the beginning and 58.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.95ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 56.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 708.37ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.1MB in the beginning and 76.7MB in the end (delta: -20.6MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * CodeCheck took 4363.17ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 76.2MB in the beginning and 40.1MB in the end (delta: 36.0MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Witness Printer took 128.51ms. Allocated memory is still 134.2MB. Free memory was 40.1MB in the beginning and 35.0MB 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 16:47:31,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f100b6-b07e-49f4-9ffe-d4c14f62662a/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