./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp --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 af189c8870b49f611aa022222cf968f0c789441d4d4f9926444b1aa8c8dc68d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 04:39:14,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 04:39:14,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 04:39:14,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 04:39:14,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 04:39:14,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 04:39:14,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 04:39:14,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 04:39:14,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 04:39:14,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 04:39:14,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 04:39:14,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 04:39:14,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 04:39:14,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 04:39:14,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 04:39:14,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 04:39:14,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 04:39:14,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 04:39:14,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 04:39:14,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 04:39:14,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 04:39:15,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 04:39:15,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 04:39:15,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 04:39:15,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 04:39:15,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 04:39:15,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 04:39:15,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 04:39:15,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 04:39:15,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 04:39:15,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 04:39:15,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 04:39:15,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 04:39:15,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 04:39:15,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 04:39:15,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 04:39:15,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 04:39:15,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 04:39:15,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 04:39:15,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 04:39:15,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 04:39:15,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-24 04:39:15,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 04:39:15,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 04:39:15,079 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-24 04:39:15,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-24 04:39:15,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 04:39:15,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 04:39:15,081 INFO L138 SettingsManager]: * Use SBE=true [2021-10-24 04:39:15,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 04:39:15,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 04:39:15,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 04:39:15,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 04:39:15,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 04:39:15,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 04:39:15,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 04:39:15,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 04:39:15,084 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 04:39:15,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 04:39:15,084 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 04:39:15,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 04:39:15,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 04:39:15,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 04:39:15,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-24 04:39:15,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 04:39:15,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 04:39:15,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 04:39:15,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 04:39:15,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 04:39:15,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-24 04:39:15,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 04:39:15,087 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-24 04:39:15,087 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-24 04:39:15,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 04:39:15,088 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-24 04:39:15,088 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-24 04:39:15,088 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_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af189c8870b49f611aa022222cf968f0c789441d4d4f9926444b1aa8c8dc68d1 [2021-10-24 04:39:15,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 04:39:15,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 04:39:15,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 04:39:15,472 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 04:39:15,473 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 04:39:15,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/../../sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i [2021-10-24 04:39:15,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/data/cc2cd651a/8c372bf9928349c0a83fe6d519f6883c/FLAG3bb09735a [2021-10-24 04:39:16,112 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 04:39:16,113 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i [2021-10-24 04:39:16,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/data/cc2cd651a/8c372bf9928349c0a83fe6d519f6883c/FLAG3bb09735a [2021-10-24 04:39:16,407 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/data/cc2cd651a/8c372bf9928349c0a83fe6d519f6883c [2021-10-24 04:39:16,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 04:39:16,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 04:39:16,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 04:39:16,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 04:39:16,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 04:39:16,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:39:16" (1/1) ... [2021-10-24 04:39:16,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c185a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:16, skipping insertion in model container [2021-10-24 04:39:16,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:39:16" (1/1) ... [2021-10-24 04:39:16,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 04:39:16,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 04:39:16,736 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_7c976531-6941-47d8-a703-198b1f348b38/sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i[996,1009] [2021-10-24 04:39:17,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 04:39:17,020 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 04:39:17,036 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_7c976531-6941-47d8-a703-198b1f348b38/sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i[996,1009] [2021-10-24 04:39:17,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 04:39:17,174 INFO L208 MainTranslator]: Completed translation [2021-10-24 04:39:17,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17 WrapperNode [2021-10-24 04:39:17,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 04:39:17,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 04:39:17,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 04:39:17,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 04:39:17,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 04:39:17,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 04:39:17,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 04:39:17,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 04:39:17,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 04:39:17,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 04:39:17,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 04:39:17,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 04:39:17,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (1/1) ... [2021-10-24 04:39:17,311 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 04:39:17,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 [2021-10-24 04:39:17,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 04:39:17,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 04:39:17,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-24 04:39:17,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-24 04:39:17,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 04:39:17,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 04:39:17,407 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-24 04:39:17,407 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-24 04:39:17,407 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-24 04:39:17,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-24 04:39:17,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-24 04:39:17,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-24 04:39:17,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 04:39:17,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 04:39:17,411 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-24 04:39:19,315 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 04:39:19,315 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-24 04:39:19,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:39:19 BoogieIcfgContainer [2021-10-24 04:39:19,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 04:39:19,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 04:39:19,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 04:39:19,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 04:39:19,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:39:16" (1/3) ... [2021-10-24 04:39:19,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6b939c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:39:19, skipping insertion in model container [2021-10-24 04:39:19,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:39:17" (2/3) ... [2021-10-24 04:39:19,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b6b939c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:39:19, skipping insertion in model container [2021-10-24 04:39:19,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:39:19" (3/3) ... [2021-10-24 04:39:19,327 INFO L111 eAbstractionObserver]: Analyzing ICFG mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i [2021-10-24 04:39:19,333 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-24 04:39:19,333 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 04:39:19,333 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-24 04:39:19,334 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-24 04:39:19,367 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,368 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,368 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,368 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,368 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,369 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,370 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,370 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,371 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,373 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,373 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,373 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,374 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,374 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,374 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,374 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,374 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,375 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,375 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,375 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,376 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,376 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,376 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,377 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,377 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,378 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,378 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,378 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,378 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,379 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,379 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,379 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,379 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,379 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,380 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,381 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,382 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,382 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,382 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,382 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,382 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,384 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,384 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,384 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,384 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,384 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,388 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,389 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,389 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,389 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,389 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,389 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,390 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,390 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,390 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,390 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,390 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,396 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,396 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,399 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,399 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,399 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,400 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,400 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,400 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,400 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,407 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,410 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,410 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,411 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,417 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-24 04:39:19,470 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-24 04:39:19,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 [2021-10-24 04:39:19,475 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-24 04:39:19,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-24 04:39:19,511 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-24 04:39:19,521 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 [2021-10-24 04:39:19,521 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 04:39:19,677 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,678 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,678 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,680 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,680 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,680 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,681 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,681 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,681 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,682 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,685 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,719 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:19,757 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 04:39:19,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 04:39:19,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1711756499, now seen corresponding path program 1 times [2021-10-24 04:39:19,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 04:39:19,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922470794] [2021-10-24 04:39:19,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 04:39:19,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 04:39:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 04:39:20,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 04:39:20,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 04:39:20,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922470794] [2021-10-24 04:39:20,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922470794] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 04:39:20,089 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 04:39:20,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-24 04:39:20,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426934368] [2021-10-24 04:39:20,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 04:39:20,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 04:39:20,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 04:39:20,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 04:39:20,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,124 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 04:39:20,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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) [2021-10-24 04:39:20,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-24 04:39:20,142 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 04:39:20,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 04:39:20,143 INFO L82 PathProgramCache]: Analyzing trace with hash -419675188, now seen corresponding path program 1 times [2021-10-24 04:39:20,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 04:39:20,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501666512] [2021-10-24 04:39:20,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 04:39:20,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 04:39:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 04:39:20,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 04:39:20,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 04:39:20,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501666512] [2021-10-24 04:39:20,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501666512] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 04:39:20,506 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 04:39:20,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-24 04:39:20,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895526226] [2021-10-24 04:39:20,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-24 04:39:20,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 04:39:20,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-24 04:39:20,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-24 04:39:20,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,512 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 04:39:20,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2021-10-24 04:39:20,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,625 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,626 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,626 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,627 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,627 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,627 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,627 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,628 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,628 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,628 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,628 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,629 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,630 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,672 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,673 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,673 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,673 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,674 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,674 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,674 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,675 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,675 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,675 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,675 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,676 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,676 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,695 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,696 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,696 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,696 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,696 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,697 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,697 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,697 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,698 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,698 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,698 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,698 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,699 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 04:39:20,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-24 04:39:20,752 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 04:39:20,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 04:39:20,753 INFO L82 PathProgramCache]: Analyzing trace with hash -90559505, now seen corresponding path program 1 times [2021-10-24 04:39:20,754 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 04:39:20,754 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796654359] [2021-10-24 04:39:20,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 04:39:20,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 04:39:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 04:39:20,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 04:39:20,933 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 04:39:20,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796654359] [2021-10-24 04:39:20,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796654359] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 04:39:20,935 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 04:39:20,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 04:39:20,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286967210] [2021-10-24 04:39:20,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 04:39:20,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 04:39:20,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 04:39:20,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-24 04:39:20,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,941 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 04:39:20,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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) [2021-10-24 04:39:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 04:39:20,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:20,977 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,977 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,978 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,978 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,978 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,979 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,979 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,979 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,980 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,980 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,980 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,981 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,981 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:20,984 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:21,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 04:39:21,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 04:39:21,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-24 04:39:21,038 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 04:39:21,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 04:39:21,041 INFO L82 PathProgramCache]: Analyzing trace with hash 431675314, now seen corresponding path program 1 times [2021-10-24 04:39:21,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 04:39:21,041 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537818079] [2021-10-24 04:39:21,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 04:39:21,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 04:39:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 04:39:21,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 04:39:21,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 04:39:21,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537818079] [2021-10-24 04:39:21,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537818079] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 04:39:21,351 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 04:39:21,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 04:39:21,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108880202] [2021-10-24 04:39:21,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 04:39:21,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 04:39:21,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 04:39:21,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 04:39:21,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:21,360 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 04:39:21,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 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) [2021-10-24 04:39:21,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:21,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 04:39:21,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-24 04:39:21,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:21,435 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,451 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,452 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,508 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,509 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,522 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,522 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,523 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,523 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,523 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,524 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,524 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,525 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,525 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,525 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,526 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,526 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,566 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite34_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:21,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 04:39:21,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 04:39:21,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 04:39:21,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-24 04:39:21,699 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 04:39:21,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 04:39:21,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1810093097, now seen corresponding path program 1 times [2021-10-24 04:39:21,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 04:39:21,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262445267] [2021-10-24 04:39:21,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 04:39:21,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 04:39:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 04:39:22,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 04:39:22,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 04:39:22,085 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262445267] [2021-10-24 04:39:22,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262445267] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 04:39:22,085 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 04:39:22,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-24 04:39:22,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472622970] [2021-10-24 04:39:22,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-24 04:39:22,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 04:39:22,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-24 04:39:22,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-10-24 04:39:22,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:22,095 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 04:39:22,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 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) [2021-10-24 04:39:22,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 04:39:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-24 04:39:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-24 04:39:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:22,362 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,363 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,363 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,363 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,364 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,364 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,364 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,364 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,365 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,365 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,365 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,365 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,366 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,366 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,405 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,405 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,405 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,406 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,406 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,406 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite27_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,406 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite31_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,407 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,407 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite30_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,407 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,408 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,408 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,408 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,410 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,435 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,436 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite34_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,453 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite34_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,454 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,480 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite34_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,481 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 04:39:22,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 04:39:22,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 04:39:22,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 04:39:22,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 04:39:22,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-24 04:39:22,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-24 04:39:22,515 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 04:39:22,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 04:39:22,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1256936489, now seen corresponding path program 2 times [2021-10-24 04:39:22,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 04:39:22,516 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145667698] [2021-10-24 04:39:22,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 04:39:22,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 04:39:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 04:39:22,583 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-24 04:39:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 04:39:22,733 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-24 04:39:22,733 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-24 04:39:22,734 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 04:39:22,736 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-24 04:39:22,737 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-24 04:39:22,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-24 04:39:22,745 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-10-24 04:39:22,749 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-24 04:39:22,749 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 04:39:22,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:39:22 BasicIcfg [2021-10-24 04:39:22,935 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 04:39:22,936 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 04:39:22,936 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 04:39:22,936 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 04:39:22,938 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:39:19" (3/4) ... [2021-10-24 04:39:22,940 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-24 04:39:23,131 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/witness.graphml [2021-10-24 04:39:23,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 04:39:23,133 INFO L168 Benchmark]: Toolchain (without parser) took 6714.91 ms. Allocated memory was 88.1 MB in the beginning and 159.4 MB in the end (delta: 71.3 MB). Free memory was 54.7 MB in the beginning and 102.8 MB in the end (delta: -48.2 MB). Peak memory consumption was 76.5 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:23,133 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 88.1 MB. Free memory was 41.6 MB in the beginning and 41.6 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 04:39:23,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.88 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 54.3 MB in the beginning and 84.3 MB in the end (delta: -30.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:23,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.52 ms. Allocated memory is still 121.6 MB. Free memory was 84.3 MB in the beginning and 82.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:23,135 INFO L168 Benchmark]: Boogie Preprocessor took 37.58 ms. Allocated memory is still 121.6 MB. Free memory was 82.2 MB in the beginning and 80.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:23,135 INFO L168 Benchmark]: RCFGBuilder took 2016.57 ms. Allocated memory is still 121.6 MB. Free memory was 80.1 MB in the beginning and 86.0 MB in the end (delta: -5.9 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:23,136 INFO L168 Benchmark]: TraceAbstraction took 3615.52 ms. Allocated memory was 121.6 MB in the beginning and 159.4 MB in the end (delta: 37.7 MB). Free memory was 85.7 MB in the beginning and 56.0 MB in the end (delta: 29.8 MB). Peak memory consumption was 67.5 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:23,136 INFO L168 Benchmark]: Witness Printer took 195.35 ms. Allocated memory is still 159.4 MB. Free memory was 56.0 MB in the beginning and 102.8 MB in the end (delta: -46.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 04:39:23,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 88.1 MB. Free memory was 41.6 MB in the beginning and 41.6 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 754.88 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 54.3 MB in the beginning and 84.3 MB in the end (delta: -30.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.52 ms. Allocated memory is still 121.6 MB. Free memory was 84.3 MB in the beginning and 82.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.58 ms. Allocated memory is still 121.6 MB. Free memory was 82.2 MB in the beginning and 80.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2016.57 ms. Allocated memory is still 121.6 MB. Free memory was 80.1 MB in the beginning and 86.0 MB in the end (delta: -5.9 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3615.52 ms. Allocated memory was 121.6 MB in the beginning and 159.4 MB in the end (delta: 37.7 MB). Free memory was 85.7 MB in the beginning and 56.0 MB in the end (delta: 29.8 MB). Peak memory consumption was 67.5 MB. Max. memory is 16.1 GB. * Witness Printer took 195.35 ms. Allocated memory is still 159.4 MB. Free memory was 56.0 MB in the beginning and 102.8 MB in the end (delta: -46.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1431, positive: 1376, positive conditional: 624, positive unconditional: 752, negative: 55, negative conditional: 32, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1417, positive: 1376, positive conditional: 624, positive unconditional: 752, negative: 41, negative conditional: 18, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1417, positive: 1376, positive conditional: 624, positive unconditional: 752, negative: 41, negative conditional: 18, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1466, positive: 1376, positive conditional: 507, positive unconditional: 869, negative: 90, negative conditional: 49, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1466, positive: 1376, positive conditional: 166, positive unconditional: 1210, negative: 90, negative conditional: 16, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1466, positive: 1376, positive conditional: 166, positive unconditional: 1210, negative: 90, negative conditional: 16, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 782, positive: 756, positive conditional: 4, positive unconditional: 752, negative: 26, negative conditional: 3, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 782, positive: 750, positive conditional: 0, positive unconditional: 750, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 26, negative conditional: 3, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 517, positive: 24, positive conditional: 20, positive unconditional: 4, negative: 493, negative conditional: 33, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1466, positive: 620, positive conditional: 162, positive unconditional: 458, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 782, unknown conditional: 7, unknown unconditional: 775] , Statistics on independence cache: Total cache size (in pairs): 782, Positive cache size: 756, Positive conditional cache size: 4, Positive unconditional cache size: 752, Negative cache size: 26, Negative conditional cache size: 3, Negative unconditional cache size: 23, Eliminated conditions: 374, Maximal queried relation: 3, Independence queries for same thread: 14 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 567, Number of persistent set computation: 153, Number of trivial persistent sets: 86, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 775, positive: 752, positive conditional: 0, positive unconditional: 752, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1431, positive: 1376, positive conditional: 624, positive unconditional: 752, negative: 55, negative conditional: 32, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1417, positive: 1376, positive conditional: 624, positive unconditional: 752, negative: 41, negative conditional: 18, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1417, positive: 1376, positive conditional: 624, positive unconditional: 752, negative: 41, negative conditional: 18, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1466, positive: 1376, positive conditional: 507, positive unconditional: 869, negative: 90, negative conditional: 49, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1466, positive: 1376, positive conditional: 166, positive unconditional: 1210, negative: 90, negative conditional: 16, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1466, positive: 1376, positive conditional: 166, positive unconditional: 1210, negative: 90, negative conditional: 16, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 782, positive: 756, positive conditional: 4, positive unconditional: 752, negative: 26, negative conditional: 3, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 782, positive: 750, positive conditional: 0, positive unconditional: 750, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 26, negative conditional: 3, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 517, positive: 24, positive conditional: 20, positive unconditional: 4, negative: 493, negative conditional: 33, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1466, positive: 620, positive conditional: 162, positive unconditional: 458, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 782, unknown conditional: 7, unknown unconditional: 775] , Statistics on independence cache: Total cache size (in pairs): 782, Positive cache size: 756, Positive conditional cache size: 4, Positive unconditional cache size: 752, Negative cache size: 26, Negative conditional cache size: 3, Negative unconditional cache size: 23, Eliminated conditions: 374, Maximal queried relation: 3, Independence queries for same thread: 14 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L715] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L716] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L718] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L720] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L721] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L722] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L723] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L724] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L725] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L726] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L727] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L728] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L729] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L730] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L731] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L732] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L733] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L734] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L812] 0 pthread_t t305; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L813] FCALL, FORK 0 pthread_create(&t305, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L814] 0 pthread_t t306; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L815] FCALL, FORK 0 pthread_create(&t306, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L740] 1 y$w_buff1 = y$w_buff0 [L741] 1 y$w_buff0 = 1 [L742] 1 y$w_buff1_used = y$w_buff0_used [L743] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L745] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L746] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L747] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L748] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L751] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L768] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L771] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L774] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L775] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L776] 2 y$flush_delayed = weak$$choice2 [L777] 2 y$mem_tmp = y [L778] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L778] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L779] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L779] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L779] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L779] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L780] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L780] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L780] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L780] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L781] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L781] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L781] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L781] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L782] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L782] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L783] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L783] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L783] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L784] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L784] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L785] 2 __unbuffered_p1_EBX = y [L786] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L786] 2 y = y$flush_delayed ? y$mem_tmp : y [L787] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L754] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L755] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L755] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L756] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L757] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L757] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L758] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L758] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L761] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L763] 1 return 0; VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L791] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L791] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L792] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L792] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L793] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L793] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L794] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L817] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L822] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L823] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L824] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L825] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 815]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 813]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 108 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3278.0ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 22.9ms, PartialOrderReductionTime: 1318.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 34.3ms SsaConstructionTime, 451.2ms SatisfiabilityAnalysisTime, 945.9ms InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 319 ConstructedInterpolants, 0 QuantifiedInterpolants, 1453 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-24 04:39:23,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-24 04:39:23,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c976531-6941-47d8-a703-198b1f348b38/bin/ugemcutter-s0tUvz4FYp/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...