./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:30:07,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:30:07,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:30:07,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:30:07,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:30:07,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:30:07,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:30:07,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:30:07,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:30:07,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:30:07,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:30:07,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:30:07,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:30:07,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:30:07,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:30:07,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:30:07,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:30:07,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:30:07,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:30:07,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:30:07,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:30:07,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:30:07,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:30:07,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:30:07,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:30:07,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:30:07,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:30:07,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:30:07,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:30:07,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:30:07,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:30:07,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:30:07,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:30:07,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:30:07,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:30:07,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:30:07,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:30:07,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:30:07,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:30:07,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:30:07,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:30:07,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-03 02:30:07,564 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:30:07,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:30:07,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:30:07,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:30:07,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:30:07,566 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:30:07,567 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:30:07,567 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:30:07,567 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:30:07,567 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:30:07,568 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:30:07,569 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:30:07,569 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:30:07,569 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:30:07,569 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:30:07,569 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:30:07,570 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:30:07,570 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:30:07,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:30:07,571 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 02:30:07,571 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 02:30:07,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:30:07,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 02:30:07,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:30:07,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:30:07,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:30:07,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:30:07,572 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-03 02:30:07,573 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 02:30:07,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:30:07,573 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:30:07,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:30:07,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:30:07,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:30:07,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:30:07,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:30:07,575 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:30:07,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:30:07,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:30:07,575 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:30:07,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:30:07,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:30:07,576 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:30:07,576 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_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef [2022-11-03 02:30:07,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:30:07,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:30:07,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:30:07,890 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:30:07,891 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:30:07,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i [2022-11-03 02:30:07,975 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/data/bbae8417b/e477746994674a26bcab309edbedd702/FLAG47295d963 [2022-11-03 02:30:08,583 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:30:08,588 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i [2022-11-03 02:30:08,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/data/bbae8417b/e477746994674a26bcab309edbedd702/FLAG47295d963 [2022-11-03 02:30:08,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/data/bbae8417b/e477746994674a26bcab309edbedd702 [2022-11-03 02:30:08,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:30:08,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:30:08,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:30:08,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:30:08,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:30:08,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:30:08" (1/1) ... [2022-11-03 02:30:08,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0e74cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:08, skipping insertion in model container [2022-11-03 02:30:08,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:30:08" (1/1) ... [2022-11-03 02:30:08,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:30:08,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:30:09,148 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i[949,962] [2022-11-03 02:30:09,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:30:09,355 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:30:09,383 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i[949,962] [2022-11-03 02:30:09,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:30:09,538 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:30:09,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09 WrapperNode [2022-11-03 02:30:09,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:30:09,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:30:09,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:30:09,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:30:09,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,616 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 968 [2022-11-03 02:30:09,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:30:09,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:30:09,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:30:09,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:30:09,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,713 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:30:09,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:30:09,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:30:09,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:30:09,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:30:09" (1/1) ... [2022-11-03 02:30:09,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:30:09,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:30:09,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:30:09,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8029c48b-03b0-48ed-a0de-4132e61fb055/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:30:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:30:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-03 02:30:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:30:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:30:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:30:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-03 02:30:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-03 02:30:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-03 02:30:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-03 02:30:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-03 02:30:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-03 02:30:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:30:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-03 02:30:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:30:09,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:30:09,813 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-03 02:30:10,038 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:30:10,041 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:30:11,576 INFO L276 CfgBuilder]: Performing block encoding