./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi004.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 19:00:39,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 19:00:39,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 19:00:40,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 19:00:40,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 19:00:40,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 19:00:40,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 19:00:40,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 19:00:40,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 19:00:40,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 19:00:40,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 19:00:40,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 19:00:40,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 19:00:40,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 19:00:40,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 19:00:40,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 19:00:40,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 19:00:40,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 19:00:40,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 19:00:40,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 19:00:40,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 19:00:40,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 19:00:40,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 19:00:40,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 19:00:40,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 19:00:40,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 19:00:40,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 19:00:40,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 19:00:40,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 19:00:40,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 19:00:40,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 19:00:40,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 19:00:40,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 19:00:40,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 19:00:40,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 19:00:40,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 19:00:40,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 19:00:40,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 19:00:40,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 19:00:40,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 19:00:40,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 19:00:40,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 19:00:40,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 19:00:40,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 19:00:40,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 19:00:40,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 19:00:40,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 19:00:40,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 19:00:40,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 19:00:40,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 19:00:40,176 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 19:00:40,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 19:00:40,178 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 19:00:40,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 19:00:40,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 19:00:40,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 19:00:40,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 19:00:40,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 19:00:40,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 19:00:40,180 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 19:00:40,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 19:00:40,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 19:00:40,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 19:00:40,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 19:00:40,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 19:00:40,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 19:00:40,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 19:00:40,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:40,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 19:00:40,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 19:00:40,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 19:00:40,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 19:00:40,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 19:00:40,186 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 19:00:40,187 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 19:00:40,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 19:00:40,188 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 19:00:40,188 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 19:00:40,188 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_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 [2021-11-13 19:00:40,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 19:00:40,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 19:00:40,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 19:00:40,513 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 19:00:40,514 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 19:00:40,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-13 19:00:40,626 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/36bca4a29/c306cc59fa69420297ef0fa51e8430dc/FLAGd533a49ec [2021-11-13 19:00:41,204 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 19:00:41,204 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-13 19:00:41,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/36bca4a29/c306cc59fa69420297ef0fa51e8430dc/FLAGd533a49ec [2021-11-13 19:00:41,457 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/36bca4a29/c306cc59fa69420297ef0fa51e8430dc [2021-11-13 19:00:41,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 19:00:41,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 19:00:41,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:41,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 19:00:41,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 19:00:41,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:41" (1/1) ... [2021-11-13 19:00:41,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4993aebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:41, skipping insertion in model container [2021-11-13 19:00:41,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:41" (1/1) ... [2021-11-13 19:00:41,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 19:00:41,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 19:00:41,753 WARN L228 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_37f31dae-1c75-4258-b78c-85ccba5aabf4/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-13 19:00:42,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:42,071 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 19:00:42,082 WARN L228 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_37f31dae-1c75-4258-b78c-85ccba5aabf4/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-13 19:00:42,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:42,223 INFO L208 MainTranslator]: Completed translation [2021-11-13 19:00:42,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42 WrapperNode [2021-11-13 19:00:42,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:42,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:42,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 19:00:42,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 19:00:42,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:42,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 19:00:42,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 19:00:42,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 19:00:42,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 19:00:42,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 19:00:42,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 19:00:42,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 19:00:42,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (1/1) ... [2021-11-13 19:00:42,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:42,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:42,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:42,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 19:00:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 19:00:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 19:00:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 19:00:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 19:00:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 19:00:42,513 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 19:00:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 19:00:42,514 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 19:00:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 19:00:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 19:00:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 19:00:42,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 19:00:42,517 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 19:00:43,603 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 19:00:43,603 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 19:00:43,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:43 BoogieIcfgContainer [2021-11-13 19:00:43,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 19:00:43,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 19:00:43,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 19:00:43,615 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 19:00:43,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:00:41" (1/3) ... [2021-11-13 19:00:43,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ad1ac7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:43, skipping insertion in model container [2021-11-13 19:00:43,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:42" (2/3) ... [2021-11-13 19:00:43,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ad1ac7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:43, skipping insertion in model container [2021-11-13 19:00:43,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:43" (3/3) ... [2021-11-13 19:00:43,623 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi004.i [2021-11-13 19:00:43,630 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 19:00:43,630 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 19:00:43,630 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 19:00:43,630 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 19:00:43,672 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,673 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,673 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,673 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,673 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,674 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,674 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,674 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,674 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,675 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,676 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,676 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,677 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,677 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,677 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,677 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,678 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,678 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,679 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,679 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,682 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,682 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,682 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,688 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,689 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,689 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,689 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,689 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,694 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,694 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,694 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,694 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,696 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,696 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,696 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,696 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,697 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,699 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,699 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,699 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,700 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,700 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,700 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,701 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,701 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,701 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,701 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,702 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,702 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,702 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,702 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,703 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,703 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,703 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,703 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,704 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,704 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,704 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,705 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,705 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,705 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,705 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,705 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,706 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,706 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,706 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,707 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,707 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,707 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,707 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,707 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,708 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,708 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,709 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,709 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,712 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,712 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,713 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,713 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,713 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,713 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,714 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,714 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,714 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,714 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,715 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,715 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,715 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,715 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,716 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,716 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,716 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,716 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,717 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,718 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:43,723 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 19:00:43,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:43,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:43,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:43,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 19:00:43,836 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 19:00:43,844 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 19:00:43,844 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-13 19:00:44,012 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,045 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,050 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,051 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,051 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,052 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,052 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,052 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,053 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,053 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,055 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,060 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,111 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,111 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,114 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,114 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,115 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,115 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,115 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:44,166 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:44,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:44,177 INFO L85 PathProgramCache]: Analyzing trace with hash -987396195, now seen corresponding path program 1 times [2021-11-13 19:00:44,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:44,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275134327] [2021-11-13 19:00:44,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:44,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:44,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:44,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:44,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275134327] [2021-11-13 19:00:44,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275134327] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:44,459 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:44,459 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 19:00:44,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707420116] [2021-11-13 19:00:44,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:44,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 19:00:44,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:44,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 19:00:44,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 19:00:44,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:44,498 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:44,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 19:00:44,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:44,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:44,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 19:00:44,530 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:44,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:44,532 INFO L85 PathProgramCache]: Analyzing trace with hash 434890909, now seen corresponding path program 1 times [2021-11-13 19:00:44,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:44,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067057931] [2021-11-13 19:00:44,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:44,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:44,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:44,902 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:44,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067057931] [2021-11-13 19:00:44,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067057931] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:44,903 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:44,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 19:00:44,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137748522] [2021-11-13 19:00:44,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:44,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 19:00:44,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:44,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 19:00:44,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 19:00:44,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:44,908 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:44,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 19:00:44,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:44,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:45,057 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,058 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,073 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,077 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,100 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,101 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,101 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,102 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,102 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,102 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,103 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,103 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,103 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,104 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,104 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,104 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,104 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,151 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,151 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,152 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,152 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,153 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,153 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,153 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,154 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,154 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,154 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,155 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,155 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,155 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:45,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:45,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 19:00:45,274 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:45,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:45,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1999161239, now seen corresponding path program 1 times [2021-11-13 19:00:45,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:45,276 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171618784] [2021-11-13 19:00:45,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:45,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:45,526 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:45,526 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171618784] [2021-11-13 19:00:45,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171618784] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:45,526 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:45,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 19:00:45,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594072116] [2021-11-13 19:00:45,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:45,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 19:00:45,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:45,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 19:00:45,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 19:00:45,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:45,529 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:45,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 19:00:45,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:45,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:45,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:45,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,644 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,645 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,645 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,645 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,645 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,646 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,646 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,646 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,646 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,647 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,647 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,647 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,647 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,699 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,730 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,731 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:45,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:45,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:45,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:45,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 19:00:45,857 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:45,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:45,858 INFO L85 PathProgramCache]: Analyzing trace with hash -772356130, now seen corresponding path program 1 times [2021-11-13 19:00:45,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:45,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180928016] [2021-11-13 19:00:45,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:45,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:46,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:46,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180928016] [2021-11-13 19:00:46,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180928016] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:46,135 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:46,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:46,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683886773] [2021-11-13 19:00:46,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:46,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:46,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:46,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:46,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:46,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:46,138 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:46,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 19:00:46,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:46,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:46,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:46,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:46,353 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,354 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,354 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,355 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,355 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,355 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,355 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,356 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,356 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,356 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,356 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,357 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,357 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,412 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,413 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,413 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,413 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,414 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,414 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,414 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,414 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,415 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,415 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,415 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,415 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,416 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,447 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,449 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,449 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,449 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,450 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,450 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,450 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,450 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,451 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,451 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,451 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,451 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,452 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,452 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,487 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,488 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,488 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,488 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,489 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,489 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,489 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,489 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,490 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,490 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,490 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,490 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,491 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,494 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:46,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:46,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:46,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:46,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:46,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 19:00:46,585 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:46,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:46,588 INFO L85 PathProgramCache]: Analyzing trace with hash -225326712, now seen corresponding path program 2 times [2021-11-13 19:00:46,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:46,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898601780] [2021-11-13 19:00:46,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:46,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:46,710 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 19:00:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:46,858 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 19:00:46,859 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 19:00:46,860 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-13 19:00:46,861 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-13 19:00:46,862 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-13 19:00:46,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 19:00:46,870 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2021-11-13 19:00:46,871 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-11-13 19:00:46,875 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 19:00:46,875 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 19:00:46,961 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 19:00:46,964 INFO L158 Benchmark]: Toolchain (without parser) took 5503.09ms. Allocated memory was 102.8MB in the beginning and 161.5MB in the end (delta: 58.7MB). Free memory was 67.5MB in the beginning and 62.0MB in the end (delta: 5.5MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2021-11-13 19:00:46,964 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 19:00:46,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.77ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 67.3MB in the beginning and 91.1MB in the end (delta: -23.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 19:00:46,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.56ms. Allocated memory is still 130.0MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:46,966 INFO L158 Benchmark]: Boogie Preprocessor took 66.21ms. Allocated memory is still 130.0MB. Free memory was 89.0MB in the beginning and 86.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:46,966 INFO L158 Benchmark]: RCFGBuilder took 1228.30ms. Allocated memory is still 130.0MB. Free memory was 86.9MB in the beginning and 85.3MB in the end (delta: 1.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2021-11-13 19:00:46,967 INFO L158 Benchmark]: TraceAbstraction took 3352.46ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 84.7MB in the beginning and 62.0MB in the end (delta: 22.7MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2021-11-13 19:00:46,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.77ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 67.3MB in the beginning and 91.1MB in the end (delta: -23.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.56ms. Allocated memory is still 130.0MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.21ms. Allocated memory is still 130.0MB. Free memory was 89.0MB in the beginning and 86.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1228.30ms. Allocated memory is still 130.0MB. Free memory was 86.9MB in the beginning and 85.3MB in the end (delta: 1.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3352.46ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 84.7MB in the beginning and 62.0MB in the end (delta: 22.7MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1661, positive: 1596, positive conditional: 716, positive unconditional: 880, negative: 65, negative conditional: 43, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1644, positive: 1596, positive conditional: 716, positive unconditional: 880, negative: 48, negative conditional: 26, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1644, positive: 1596, positive conditional: 716, positive unconditional: 880, negative: 48, negative conditional: 26, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1708, positive: 1596, positive conditional: 563, positive unconditional: 1033, negative: 112, negative conditional: 64, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1708, positive: 1596, positive conditional: 157, positive unconditional: 1439, negative: 112, negative conditional: 16, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1708, positive: 1596, positive conditional: 157, positive unconditional: 1439, negative: 112, negative conditional: 16, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 908, positive: 883, positive conditional: 3, positive unconditional: 880, negative: 25, negative conditional: 2, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 908, positive: 878, positive conditional: 0, positive unconditional: 878, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 25, negative conditional: 2, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 624, positive: 81, positive conditional: 77, positive unconditional: 4, negative: 543, negative conditional: 4, negative unconditional: 539, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1708, positive: 713, positive conditional: 154, positive unconditional: 559, negative: 87, negative conditional: 14, negative unconditional: 73, unknown: 908, unknown conditional: 5, unknown unconditional: 903] , Statistics on independence cache: Total cache size (in pairs): 908, Positive cache size: 883, Positive conditional cache size: 3, Positive unconditional cache size: 880, Negative cache size: 25, Negative conditional cache size: 2, Negative unconditional cache size: 23, Eliminated conditions: 454, Maximal queried relation: 3, Independence queries for same thread: 17 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 610.37ms, Number of persistent set computation: 179, Number of trivial persistent sets: 101, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 902, positive: 880, positive conditional: 0, positive unconditional: 880, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1661, positive: 1596, positive conditional: 716, positive unconditional: 880, negative: 65, negative conditional: 43, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1644, positive: 1596, positive conditional: 716, positive unconditional: 880, negative: 48, negative conditional: 26, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1644, positive: 1596, positive conditional: 716, positive unconditional: 880, negative: 48, negative conditional: 26, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1708, positive: 1596, positive conditional: 563, positive unconditional: 1033, negative: 112, negative conditional: 64, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1708, positive: 1596, positive conditional: 157, positive unconditional: 1439, negative: 112, negative conditional: 16, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1708, positive: 1596, positive conditional: 157, positive unconditional: 1439, negative: 112, negative conditional: 16, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 908, positive: 883, positive conditional: 3, positive unconditional: 880, negative: 25, negative conditional: 2, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 908, positive: 878, positive conditional: 0, positive unconditional: 878, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 25, negative conditional: 2, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 624, positive: 81, positive conditional: 77, positive unconditional: 4, negative: 543, negative conditional: 4, negative unconditional: 539, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1708, positive: 713, positive conditional: 154, positive unconditional: 559, negative: 87, negative conditional: 14, negative unconditional: 73, unknown: 908, unknown conditional: 5, unknown unconditional: 903] , Statistics on independence cache: Total cache size (in pairs): 908, Positive cache size: 883, Positive conditional cache size: 3, Positive unconditional cache size: 880, Negative cache size: 25, Negative conditional cache size: 2, Negative unconditional cache size: 23, Eliminated conditions: 454, Maximal queried relation: 3, Independence queries for same thread: 17 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 19:00:47,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:47,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 19:00:49,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 19:00:49,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 19:00:49,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 19:00:49,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 19:00:49,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 19:00:49,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 19:00:49,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 19:00:49,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 19:00:49,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 19:00:49,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 19:00:49,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 19:00:49,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 19:00:49,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 19:00:49,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 19:00:49,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 19:00:49,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 19:00:49,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 19:00:49,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 19:00:49,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 19:00:49,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 19:00:49,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 19:00:49,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 19:00:49,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 19:00:49,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 19:00:49,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 19:00:49,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 19:00:49,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 19:00:49,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 19:00:49,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 19:00:49,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 19:00:49,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 19:00:49,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 19:00:49,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 19:00:49,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 19:00:49,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 19:00:49,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 19:00:49,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 19:00:49,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 19:00:50,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 19:00:50,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 19:00:50,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 19:00:50,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 19:00:50,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 19:00:50,053 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 19:00:50,054 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 19:00:50,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 19:00:50,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 19:00:50,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 19:00:50,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 19:00:50,057 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 19:00:50,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 19:00:50,058 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 19:00:50,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 19:00:50,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 19:00:50,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 19:00:50,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 19:00:50,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 19:00:50,059 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 19:00:50,060 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 19:00:50,060 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 19:00:50,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 19:00:50,060 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 19:00:50,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 19:00:50,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 19:00:50,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 19:00:50,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 19:00:50,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:50,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 19:00:50,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 19:00:50,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 19:00:50,062 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 19:00:50,063 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 19:00:50,063 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 19:00:50,063 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 19:00:50,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 19:00:50,063 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 19:00:50,064 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 19:00:50,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 19:00:50,064 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 131a5c0bb00c7f6e11a814871ba4a0d65133507ca6f79e4b87c2742dbe2c5590 [2021-11-13 19:00:50,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 19:00:50,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 19:00:50,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 19:00:50,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 19:00:50,491 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 19:00:50,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-13 19:00:50,569 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/facbec8d1/ae5f75aa2773476f8d6d3da0def1779e/FLAGd3aa5d0b7 [2021-11-13 19:00:51,309 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 19:00:51,309 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/sv-benchmarks/c/pthread-wmm/rfi004.i [2021-11-13 19:00:51,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/facbec8d1/ae5f75aa2773476f8d6d3da0def1779e/FLAGd3aa5d0b7 [2021-11-13 19:00:51,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/data/facbec8d1/ae5f75aa2773476f8d6d3da0def1779e [2021-11-13 19:00:51,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 19:00:51,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 19:00:51,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:51,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 19:00:51,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 19:00:51,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:51" (1/1) ... [2021-11-13 19:00:51,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d6989b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:51, skipping insertion in model container [2021-11-13 19:00:51,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:51" (1/1) ... [2021-11-13 19:00:51,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 19:00:51,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 19:00:51,850 WARN L228 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_37f31dae-1c75-4258-b78c-85ccba5aabf4/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-13 19:00:52,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:52,098 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 19:00:52,114 WARN L228 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_37f31dae-1c75-4258-b78c-85ccba5aabf4/sv-benchmarks/c/pthread-wmm/rfi004.i[983,996] [2021-11-13 19:00:52,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:52,195 INFO L208 MainTranslator]: Completed translation [2021-11-13 19:00:52,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52 WrapperNode [2021-11-13 19:00:52,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:52,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:52,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 19:00:52,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 19:00:52,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:52,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 19:00:52,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 19:00:52,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 19:00:52,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 19:00:52,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 19:00:52,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 19:00:52,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 19:00:52,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (1/1) ... [2021-11-13 19:00:52,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:52,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:52,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:52,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 19:00:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 19:00:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 19:00:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 19:00:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 19:00:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 19:00:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 19:00:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 19:00:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 19:00:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 19:00:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 19:00:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 19:00:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 19:00:52,409 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 19:00:53,504 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 19:00:53,505 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 19:00:53,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:53 BoogieIcfgContainer [2021-11-13 19:00:53,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 19:00:53,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 19:00:53,510 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 19:00:53,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 19:00:53,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:00:51" (1/3) ... [2021-11-13 19:00:53,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4d7533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:53, skipping insertion in model container [2021-11-13 19:00:53,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:52" (2/3) ... [2021-11-13 19:00:53,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4d7533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:53, skipping insertion in model container [2021-11-13 19:00:53,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:53" (3/3) ... [2021-11-13 19:00:53,516 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi004.i [2021-11-13 19:00:53,522 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 19:00:53,523 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 19:00:53,523 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 19:00:53,523 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 19:00:53,570 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,571 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,571 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,571 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,571 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,571 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,571 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,572 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,572 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,572 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,573 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,573 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,573 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,573 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,574 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,574 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,574 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,575 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,575 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,575 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,575 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,575 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,576 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,576 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,576 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,577 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,577 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,578 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,578 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,578 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,578 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,579 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,579 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,579 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,579 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,579 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,579 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,580 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,580 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,580 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,580 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,580 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,580 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,580 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,581 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,581 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,583 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,583 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,584 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,584 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,584 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,584 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,584 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,584 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,585 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,585 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,585 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,585 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,586 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,586 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,586 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,586 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,586 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,586 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,587 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,587 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,587 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,587 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,587 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,587 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,587 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,588 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,588 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,588 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,588 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,589 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,589 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,589 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,589 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,589 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,590 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,590 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,590 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,591 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,613 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,614 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,614 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,616 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,616 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,617 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,617 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,617 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,617 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,623 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,624 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,624 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,624 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,624 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,625 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,625 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,625 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,625 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,626 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,632 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,632 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,632 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,638 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,639 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,639 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,639 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,639 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,639 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,639 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,640 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,640 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,640 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,640 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,640 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,640 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,641 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,641 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,641 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,641 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,641 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,641 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,642 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,642 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,642 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,642 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,642 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,642 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,643 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,643 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,644 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,644 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,644 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,645 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,645 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,645 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,645 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,646 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,647 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,647 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,648 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,648 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,648 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 19:00:53,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:53,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:53,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:53,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 19:00:53,755 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 19:00:53,762 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 19:00:53,762 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-13 19:00:53,930 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,964 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,965 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,965 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,965 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,966 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,966 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,966 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,966 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,967 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,967 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,967 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,968 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,968 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,972 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,017 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,018 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,019 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,019 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,019 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,020 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,020 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,020 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,020 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,021 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:54,102 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:54,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:54,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1270312765, now seen corresponding path program 1 times [2021-11-13 19:00:54,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:54,128 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [327146119] [2021-11-13 19:00:54,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:54,129 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:54,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:54,132 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:54,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 19:00:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:54,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 19:00:54,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:54,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:54,594 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:54,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [327146119] [2021-11-13 19:00:54,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [327146119] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:54,596 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:54,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 19:00:54,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107999963] [2021-11-13 19:00:54,598 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:54,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 19:00:54,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:54,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 19:00:54,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 19:00:54,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:54,646 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:54,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 19:00:54,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:54,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:54,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:54,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:54,906 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:54,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:54,907 INFO L85 PathProgramCache]: Analyzing trace with hash -2016121572, now seen corresponding path program 1 times [2021-11-13 19:00:54,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:54,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2000604331] [2021-11-13 19:00:54,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:54,908 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:54,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:54,909 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:54,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 19:00:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:55,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 19:00:55,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:55,382 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:55,622 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:55,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2000604331] [2021-11-13 19:00:55,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2000604331] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:55,623 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:55,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 19:00:55,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279890848] [2021-11-13 19:00:55,624 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:55,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:55,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:55,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:55,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:55,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,627 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:55,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 7 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 19:00:55,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,724 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,725 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,726 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,726 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,726 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,727 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,727 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,727 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,727 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,728 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,728 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,728 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,728 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,729 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,776 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,776 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,777 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,777 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,777 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,777 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,778 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,778 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,778 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,779 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,779 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,779 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,779 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,911 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:55,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:56,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:56,199 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:56,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:56,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1648550721, now seen corresponding path program 1 times [2021-11-13 19:00:56,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:56,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1686972080] [2021-11-13 19:00:56,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:56,201 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:56,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:56,203 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:56,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 19:00:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:56,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 19:00:56,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:56,578 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:56,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 19:00:56,863 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:56,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1686972080] [2021-11-13 19:00:56,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1686972080] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:56,863 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:56,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 19:00:56,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29106877] [2021-11-13 19:00:56,864 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:56,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 19:00:56,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:56,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 19:00:56,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 19:00:56,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,866 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:56,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.833333333333334) internal successors, (106), 12 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 19:00:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:57,083 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,083 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,086 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,086 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,086 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,117 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,117 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,118 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,118 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,118 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,118 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,119 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,119 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,119 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,119 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,120 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,120 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,120 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,146 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,147 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,148 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,148 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,148 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,148 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,149 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,149 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,149 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,149 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,150 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,150 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,150 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,150 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,176 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,176 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,178 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,178 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,178 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,178 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,179 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,179 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,179 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,181 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:57,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:57,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:57,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:57,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:57,515 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-13 19:00:57,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:57,516 INFO L85 PathProgramCache]: Analyzing trace with hash -2099387157, now seen corresponding path program 2 times [2021-11-13 19:00:57,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:57,517 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586534566] [2021-11-13 19:00:57,517 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 19:00:57,517 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:57,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:57,518 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:57,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 19:00:57,712 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 19:00:57,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 19:00:57,712 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 19:00:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:58,007 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 19:00:58,007 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 19:00:58,024 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-13 19:00:58,028 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-13 19:00:58,028 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-13 19:00:58,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:58,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:58,237 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2021-11-13 19:00:58,238 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-11-13 19:00:58,242 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 19:00:58,243 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 19:00:58,349 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 19:00:58,351 INFO L158 Benchmark]: Toolchain (without parser) took 6797.59ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 51.4MB in the beginning and 44.3MB in the end (delta: 7.1MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,351 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 19:00:58,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.96ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 41.1MB in the end (delta: 10.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.21ms. Allocated memory is still 71.3MB. Free memory was 41.1MB in the beginning and 38.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,353 INFO L158 Benchmark]: Boogie Preprocessor took 39.87ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 36.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,353 INFO L158 Benchmark]: RCFGBuilder took 1213.47ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 36.4MB in the beginning and 45.5MB in the end (delta: -9.1MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,355 INFO L158 Benchmark]: TraceAbstraction took 4840.55ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 45.1MB in the beginning and 44.3MB in the end (delta: 841.4kB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-11-13 19:00:58,358 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 641.96ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 41.1MB in the end (delta: 10.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.21ms. Allocated memory is still 71.3MB. Free memory was 41.1MB in the beginning and 38.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.87ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 36.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1213.47ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 36.4MB in the beginning and 45.5MB in the end (delta: -9.1MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4840.55ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 45.1MB in the beginning and 44.3MB in the end (delta: 841.4kB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1483, positive: 1425, positive conditional: 621, positive unconditional: 804, negative: 58, negative conditional: 38, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1468, positive: 1425, positive conditional: 621, positive unconditional: 804, negative: 43, negative conditional: 23, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1468, positive: 1425, positive conditional: 621, positive unconditional: 804, negative: 43, negative conditional: 23, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1526, positive: 1425, positive conditional: 474, positive unconditional: 951, negative: 101, negative conditional: 58, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1526, positive: 1425, positive conditional: 121, positive unconditional: 1304, negative: 101, negative conditional: 14, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1526, positive: 1425, positive conditional: 121, positive unconditional: 1304, negative: 101, negative conditional: 14, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 828, positive: 806, positive conditional: 2, positive unconditional: 804, negative: 22, negative conditional: 1, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 828, positive: 802, positive conditional: 0, positive unconditional: 802, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 22, negative conditional: 1, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 486, positive: 8, positive conditional: 3, positive unconditional: 5, negative: 478, negative conditional: 3, negative unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1526, positive: 619, positive conditional: 119, positive unconditional: 500, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 828, unknown conditional: 3, unknown unconditional: 825] , Statistics on independence cache: Total cache size (in pairs): 828, Positive cache size: 806, Positive conditional cache size: 2, Positive unconditional cache size: 804, Negative cache size: 22, Negative conditional cache size: 1, Negative unconditional cache size: 21, Eliminated conditions: 397, Maximal queried relation: 2, Independence queries for same thread: 15 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 548.16ms, Number of persistent set computation: 163, Number of trivial persistent sets: 91, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 824, positive: 804, positive conditional: 0, positive unconditional: 804, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1483, positive: 1425, positive conditional: 621, positive unconditional: 804, negative: 58, negative conditional: 38, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1468, positive: 1425, positive conditional: 621, positive unconditional: 804, negative: 43, negative conditional: 23, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1468, positive: 1425, positive conditional: 621, positive unconditional: 804, negative: 43, negative conditional: 23, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1526, positive: 1425, positive conditional: 474, positive unconditional: 951, negative: 101, negative conditional: 58, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1526, positive: 1425, positive conditional: 121, positive unconditional: 1304, negative: 101, negative conditional: 14, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1526, positive: 1425, positive conditional: 121, positive unconditional: 1304, negative: 101, negative conditional: 14, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 828, positive: 806, positive conditional: 2, positive unconditional: 804, negative: 22, negative conditional: 1, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 828, positive: 802, positive conditional: 0, positive unconditional: 802, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 22, negative conditional: 1, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 486, positive: 8, positive conditional: 3, positive unconditional: 5, negative: 478, negative conditional: 3, negative unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1526, positive: 619, positive conditional: 119, positive unconditional: 500, negative: 79, negative conditional: 13, negative unconditional: 66, unknown: 828, unknown conditional: 3, unknown unconditional: 825] , Statistics on independence cache: Total cache size (in pairs): 828, Positive cache size: 806, Positive conditional cache size: 2, Positive unconditional cache size: 804, Negative cache size: 22, Negative conditional cache size: 1, Negative unconditional cache size: 21, Eliminated conditions: 397, Maximal queried relation: 2, Independence queries for same thread: 15 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 19:00:58,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:58,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f31dae-1c75-4258-b78c-85ccba5aabf4/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null