./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.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_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/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_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/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_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/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 3ff5e3440a113d04736761f02383989df8ff41baa6c3f7c82a502839a05f4fda --- 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 16:37:37,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:37,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:38,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:38,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:38,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:38,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:38,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:38,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:38,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:38,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:38,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:38,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:38,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:38,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:38,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:38,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:38,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:38,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:38,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:38,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:38,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:38,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:38,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:38,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:38,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:38,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:38,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:38,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:38,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:38,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:38,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:38,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:38,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:38,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:38,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:38,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:38,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:38,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:38,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:38,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:38,119 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:38,171 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:38,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:38,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:38,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:38,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:38,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:38,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:38,176 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:38,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:38,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:38,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:38,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:38,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:38,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:38,179 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:38,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:38,180 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:38,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:38,180 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:38,181 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:38,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:38,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:38,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:38,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:38,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:38,183 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:38,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:38,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:38,185 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_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff5e3440a113d04736761f02383989df8ff41baa6c3f7c82a502839a05f4fda [2022-10-17 16:37:38,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:38,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:38,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:38,552 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:38,554 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:38,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2022-10-17 16:37:38,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/data/2a5e5fe0c/484db1d6229845189a5d237513a1ffe8/FLAGe17a74340 [2022-10-17 16:37:39,434 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:39,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2022-10-17 16:37:39,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/data/2a5e5fe0c/484db1d6229845189a5d237513a1ffe8/FLAGe17a74340 [2022-10-17 16:37:39,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/data/2a5e5fe0c/484db1d6229845189a5d237513a1ffe8 [2022-10-17 16:37:39,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:39,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:39,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:39,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:39,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:39,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:39,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c5e0c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39, skipping insertion in model container [2022-10-17 16:37:39,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:39,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:39,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:40,008 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_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[2141,2154] [2022-10-17 16:37:40,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:40,194 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:40,226 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_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[2141,2154] [2022-10-17 16:37:40,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:40,328 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:40,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40 WrapperNode [2022-10-17 16:37:40,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:40,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:40,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:40,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:40,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,390 INFO L138 Inliner]: procedures = 52, calls = 152, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 216 [2022-10-17 16:37:40,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:40,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:40,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:40,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:40,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,422 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:40,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:40,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:40,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:40,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:40" (1/1) ... [2022-10-17 16:37:40,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:40,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:40,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:40,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:37:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:37:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:37:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:37:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:37:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:37:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:37:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:37:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:37:40,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:37:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:37:40,550 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:37:40,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:40,551 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:37:40,552 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:37:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:40,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:40,666 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:40,669 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:41,134 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:41,267 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:41,267 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:37:41,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:41 BoogieIcfgContainer [2022-10-17 16:37:41,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:41,278 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:41,278 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:41,289 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:41,290 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:41" (1/1) ... [2022-10-17 16:37:41,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2022-10-17 16:37:41,400 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-10-17 16:37:41,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:37:41,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:41,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:41,780 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 16:37:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:41,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2022-10-17 16:37:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-10-17 16:37:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:37:41,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:41,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:41,947 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 16:37:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 16:37:41,980 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:37:41,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:37:41,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:41,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,149 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 16:37:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2022-10-17 16:37:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2022-10-17 16:37:42,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:37:42,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,454 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 16:37:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2022-10-17 16:37:42,470 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2022-10-17 16:37:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:42,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,553 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 16:37:42,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2022-10-17 16:37:42,574 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2022-10-17 16:37:42,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:42,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,637 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 16:37:42,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2022-10-17 16:37:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2022-10-17 16:37:42,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:42,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,789 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 16:37:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2022-10-17 16:37:43,132 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2022-10-17 16:37:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:37:43,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:43,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:43,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:43,368 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 16:37:44,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 102 states and 170 transitions. [2022-10-17 16:37:44,219 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 170 transitions. [2022-10-17 16:37:44,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:44,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:44,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:44,452 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 16:37:44,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 103 states and 171 transitions. [2022-10-17 16:37:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 171 transitions. [2022-10-17 16:37:44,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:37:44,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:44,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:44,554 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 16:37:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 106 states and 179 transitions. [2022-10-17 16:37:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2022-10-17 16:37:44,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:37:44,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:44,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:44,832 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 16:37:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 191 transitions. [2022-10-17 16:37:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 191 transitions. [2022-10-17 16:37:45,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:37:45,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,087 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 16:37:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 113 states and 192 transitions. [2022-10-17 16:37:45,118 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2022-10-17 16:37:45,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:37:45,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,180 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 16:37:45,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 115 states and 193 transitions. [2022-10-17 16:37:45,274 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 193 transitions. [2022-10-17 16:37:45,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:37:45,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,332 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 16:37:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 124 states and 213 transitions. [2022-10-17 16:37:45,685 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 213 transitions. [2022-10-17 16:37:45,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:37:45,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,759 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 16:37:45,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 125 states and 214 transitions. [2022-10-17 16:37:45,797 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 214 transitions. [2022-10-17 16:37:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:37:45,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,894 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 16:37:45,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 126 states and 217 transitions. [2022-10-17 16:37:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2022-10-17 16:37:45,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:37:45,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:46,090 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 16:37:46,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:46,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 127 states and 220 transitions. [2022-10-17 16:37:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 220 transitions. [2022-10-17 16:37:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:37:46,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:46,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:46,187 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 16:37:46,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 132 states and 227 transitions. [2022-10-17 16:37:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 227 transitions. [2022-10-17 16:37:46,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:37:46,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:46,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:46,398 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 16:37:46,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 133 states and 228 transitions. [2022-10-17 16:37:46,436 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 228 transitions. [2022-10-17 16:37:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:37:46,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:46,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:46,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:37:47,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:47,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 144 states and 262 transitions. [2022-10-17 16:37:47,245 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 262 transitions. [2022-10-17 16:37:47,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:37:47,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:47,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 152 states and 286 transitions. [2022-10-17 16:37:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 286 transitions. [2022-10-17 16:37:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:37:49,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:49,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:49,605 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:37:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:49,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 153 states and 286 transitions. [2022-10-17 16:37:49,630 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2022-10-17 16:37:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:37:49,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:49,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:37:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:49,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 154 states and 287 transitions. [2022-10-17 16:37:49,786 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 287 transitions. [2022-10-17 16:37:49,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:37:49,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:49,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:37:49,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:49,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 155 states and 288 transitions. [2022-10-17 16:37:49,920 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 288 transitions. [2022-10-17 16:37:49,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:37:49,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:49,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 168 states and 322 transitions. [2022-10-17 16:37:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 322 transitions. [2022-10-17 16:37:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:37:52,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:53,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:53,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 169 states and 323 transitions. [2022-10-17 16:37:53,064 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 323 transitions. [2022-10-17 16:37:53,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:37:53,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 170 states and 324 transitions. [2022-10-17 16:37:53,396 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 324 transitions. [2022-10-17 16:37:53,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:37:53,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:53,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:53,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:37:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 175 states and 333 transitions. [2022-10-17 16:37:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 333 transitions. [2022-10-17 16:37:54,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:37:54,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:54,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:55,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 178 states and 337 transitions. [2022-10-17 16:37:55,760 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 337 transitions. [2022-10-17 16:37:55,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:55,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:55,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:37:56,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:56,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 181 states and 343 transitions. [2022-10-17 16:37:56,322 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 343 transitions. [2022-10-17 16:37:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:37:56,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:56,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:57,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:57,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 185 states and 350 transitions. [2022-10-17 16:37:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 350 transitions. [2022-10-17 16:37:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:57,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:57,312 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:37:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 190 states and 360 transitions. [2022-10-17 16:37:57,454 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 360 transitions. [2022-10-17 16:37:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:37:57,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:57,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:37:57,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 191 states and 361 transitions. [2022-10-17 16:37:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 361 transitions. [2022-10-17 16:37:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:37:57,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:57,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:37:57,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 192 states and 362 transitions. [2022-10-17 16:37:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 362 transitions. [2022-10-17 16:37:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:37:57,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:57,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:37:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 193 states and 363 transitions. [2022-10-17 16:37:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 363 transitions. [2022-10-17 16:37:57,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:37:57,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:57,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:57,783 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:37:59,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 203 states and 381 transitions. [2022-10-17 16:37:59,052 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 381 transitions. [2022-10-17 16:37:59,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:59,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:37:59,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 204 states and 381 transitions. [2022-10-17 16:37:59,137 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 381 transitions. [2022-10-17 16:37:59,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:37:59,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:37:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 206 states and 387 transitions. [2022-10-17 16:37:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 387 transitions. [2022-10-17 16:37:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:59,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:37:59,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 207 states and 388 transitions. [2022-10-17 16:37:59,761 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 388 transitions. [2022-10-17 16:37:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:59,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:37:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 208 states and 389 transitions. [2022-10-17 16:37:59,862 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 389 transitions. [2022-10-17 16:37:59,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:37:59,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 16:38:00,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 77 states and 117 transitions. [2022-10-17 16:38:00,311 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2022-10-17 16:38:00,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:38:00,311 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 42 iterations. [2022-10-17 16:38:00,322 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:38:00,737 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,741 INFO L560 CodeCheckObserver]: Invariant with dag size 18 [2022-10-17 16:38:00,749 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,749 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,749 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,749 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,750 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,750 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,750 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-10-17 16:38:00,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:38:00,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:38:00 ImpRootNode [2022-10-17 16:38:00,757 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:38:00,758 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:38:00,758 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:38:00,758 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:38:00,759 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:41" (3/4) ... [2022-10-17 16:38:00,766 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:38:00,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:38:00,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:38:00,773 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:38:00,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:38:00,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:38:00,774 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:38:00,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-10-17 16:38:00,793 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-10-17 16:38:00,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-10-17 16:38:00,795 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:38:00,796 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:38:00,797 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:38:00,798 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:38:00,798 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:38:00,842 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2022-10-17 16:38:00,913 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:38:00,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:38:00,915 INFO L158 Benchmark]: Toolchain (without parser) took 21219.17ms. Allocated memory was 100.7MB in the beginning and 272.6MB in the end (delta: 172.0MB). Free memory was 66.2MB in the beginning and 112.2MB in the end (delta: -46.0MB). Peak memory consumption was 124.6MB. Max. memory is 16.1GB. [2022-10-17 16:38:00,916 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:00,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.63ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 66.0MB in the end (delta: -86.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:38:00,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.32ms. Allocated memory is still 100.7MB. Free memory was 66.0MB in the beginning and 63.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:00,917 INFO L158 Benchmark]: Boogie Preprocessor took 36.45ms. Allocated memory is still 100.7MB. Free memory was 63.5MB in the beginning and 62.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:00,918 INFO L158 Benchmark]: RCFGBuilder took 846.20ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 62.2MB in the beginning and 103.9MB in the end (delta: -41.6MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-10-17 16:38:00,918 INFO L158 Benchmark]: CodeCheck took 19479.52ms. Allocated memory was 130.0MB in the beginning and 272.6MB in the end (delta: 142.6MB). Free memory was 103.8MB in the beginning and 117.4MB in the end (delta: -13.5MB). Peak memory consumption was 128.8MB. Max. memory is 16.1GB. [2022-10-17 16:38:00,919 INFO L158 Benchmark]: Witness Printer took 155.51ms. Allocated memory is still 272.6MB. Free memory was 117.4MB in the beginning and 112.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:38:00,921 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, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.0s, OverallIterations: 42, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13735 SdHoareTripleChecker+Valid, 27.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7510 mSDsluCounter, 15398 SdHoareTripleChecker+Invalid, 22.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12247 mSDsCounter, 3991 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14612 IncrementalHoareTripleChecker+Invalid, 18603 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3991 mSolverCounterUnsat, 3583 mSDtfsCounter, 14612 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14803 GetRequests, 14472 SyntacticMatches, 90 SemanticMatches, 241 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27202 ImplicationChecksByTransitivity, 11.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 1401 NumberOfCodeBlocks, 1401 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 1360 ConstructedInterpolants, 0 QuantifiedInterpolants, 3511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 36 PerfectInterpolantSequences, 442/467 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: 92]: 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: 112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.63ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 66.0MB in the end (delta: -86.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.32ms. Allocated memory is still 100.7MB. Free memory was 66.0MB in the beginning and 63.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.45ms. Allocated memory is still 100.7MB. Free memory was 63.5MB in the beginning and 62.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 846.20ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 62.2MB in the beginning and 103.9MB in the end (delta: -41.6MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * CodeCheck took 19479.52ms. Allocated memory was 130.0MB in the beginning and 272.6MB in the end (delta: 142.6MB). Free memory was 103.8MB in the beginning and 117.4MB in the end (delta: -13.5MB). Peak memory consumption was 128.8MB. Max. memory is 16.1GB. * Witness Printer took 155.51ms. Allocated memory is still 272.6MB. Free memory was 117.4MB in the beginning and 112.2MB 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 16:38:00,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b914cc2-dd0d-4e3c-8ec7-43a05f760872/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