./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:34,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:34,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:34,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:34,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:34,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:34,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:34,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:34,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:34,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:34,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:34,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:34,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:34,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:34,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:34,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:34,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:34,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:34,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:34,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:34,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:34,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:34,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:34,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:34,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:34,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:34,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:34,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:34,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:34,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:34,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:34,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:34,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:34,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:34,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:34,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:34,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:34,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:34,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:34,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:34,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:34,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:34,711 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:34,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:34,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:34,713 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:34,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:34,714 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:34,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:34,715 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:34,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:34,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:34,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:34,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:34,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:34,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:34,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:34,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:34,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:34,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:34,725 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:34,725 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:34,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:34,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:34,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:34,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:34,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:34,726 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:34,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:34,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:34,727 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_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef [2021-11-23 15:52:35,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:35,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:35,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:35,063 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:35,064 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:35,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i [2021-11-23 15:52:35,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/0005257b2/be25ad2901284189ab934479a8910f23/FLAGb2768b81a [2021-11-23 15:52:35,776 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:35,776 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i [2021-11-23 15:52:35,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/0005257b2/be25ad2901284189ab934479a8910f23/FLAGb2768b81a [2021-11-23 15:52:36,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/0005257b2/be25ad2901284189ab934479a8910f23 [2021-11-23 15:52:36,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:36,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:36,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:36,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:36,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:36,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64bccaa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36, skipping insertion in model container [2021-11-23 15:52:36,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:36,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:36,367 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_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i[949,962] [2021-11-23 15:52:36,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:36,666 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:36,680 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_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i[949,962] [2021-11-23 15:52:36,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:36,811 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:36,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36 WrapperNode [2021-11-23 15:52:36,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:36,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:36,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:36,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:36,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,885 INFO L137 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 214 [2021-11-23 15:52:36,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:36,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:36,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:36,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:36,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:36,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:36,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:36,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:36,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:36,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:37,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:37,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:52:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:52:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:52:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:52:37,058 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:52:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:52:37,059 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:52:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:52:37,059 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:52:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:52:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:37,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:37,067 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:52:37,196 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:37,198 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:37,872 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:38,011 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:38,019 INFO L158 Benchmark]: Toolchain (without parser) took 1982.08ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 49.0MB in the beginning and 75.8MB in the end (delta: -26.8MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:38,021 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:38,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.96ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 48.8MB in the beginning and 72.7MB in the end (delta: -23.9MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:38,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.01ms. Allocated memory is still 111.1MB. Free memory was 72.7MB in the beginning and 70.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:38,025 INFO L158 Benchmark]: Boogie Preprocessor took 64.67ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:38,026 INFO L158 Benchmark]: RCFGBuilder took 1065.91ms. Allocated memory is still 111.1MB. Free memory was 67.7MB in the beginning and 75.8MB in the end (delta: -8.1MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:38,034 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.96ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 48.8MB in the beginning and 72.7MB in the end (delta: -23.9MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.01ms. Allocated memory is still 111.1MB. Free memory was 72.7MB in the beginning and 70.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.67ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1065.91ms. Allocated memory is still 111.1MB. Free memory was 67.7MB in the beginning and 75.8MB in the end (delta: -8.1MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:38,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:40,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:40,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:40,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:40,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:40,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:40,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:40,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:40,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:40,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:40,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:40,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:40,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:40,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:40,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:40,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:40,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:40,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:40,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:40,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:40,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:40,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:40,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:40,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:40,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:40,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:40,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:40,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:40,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:40,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:40,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:40,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:40,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:40,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:40,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:40,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:40,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:40,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:40,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:40,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:40,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:40,612 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:40,646 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:40,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:40,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:40,648 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:40,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:40,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:40,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:40,649 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:40,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:40,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:40,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:40,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:40,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:40,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:40,651 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:40,651 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:40,651 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:40,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:40,652 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:40,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:40,652 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:40,652 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:40,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:40,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:40,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:40,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:40,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:40,654 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:40,654 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:40,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:40,655 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:40,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:40,655 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4d86e141dde5935b04f74715dd2fbb14b0de9136d07674e0b6c5447ac95e0ef [2021-11-23 15:52:40,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:40,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:40,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:40,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:40,986 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:40,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i [2021-11-23 15:52:41,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/6fe2dcd13/94761a96b7c74cc6bcad3b04c9c9d56a/FLAGfa3cd488d [2021-11-23 15:52:41,623 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:41,636 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i [2021-11-23 15:52:41,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/6fe2dcd13/94761a96b7c74cc6bcad3b04c9c9d56a/FLAGfa3cd488d [2021-11-23 15:52:41,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/data/6fe2dcd13/94761a96b7c74cc6bcad3b04c9c9d56a [2021-11-23 15:52:41,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:41,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:41,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:41,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:41,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:41,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:41" (1/1) ... [2021-11-23 15:52:41,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533eac8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41, skipping insertion in model container [2021-11-23 15:52:41,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:41" (1/1) ... [2021-11-23 15:52:41,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:41,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:42,177 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_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i[949,962] [2021-11-23 15:52:42,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:42,378 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:42,390 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_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/sv-benchmarks/c/pthread-wmm/mix011_tso.oepc.i[949,962] [2021-11-23 15:52:42,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:42,549 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:42,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42 WrapperNode [2021-11-23 15:52:42,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:42,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:42,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:42,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:42,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,635 INFO L137 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 215 [2021-11-23 15:52:42,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:42,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:42,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:42,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:42,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:42,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:42,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:42,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:42,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:42,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:42,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:42,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:52:42,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:52:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:52:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:52:42,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:52:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:52:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:52:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:52:42,791 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:52:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:52:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:42,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:42,794 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:52:42,961 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:42,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:43,488 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:43,583 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:43,588 INFO L158 Benchmark]: Toolchain (without parser) took 1688.10ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 41.7MB in the beginning and 45.6MB in the end (delta: -3.9MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,589 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:43,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.97ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 32.4MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.67ms. Allocated memory is still 62.9MB. Free memory was 32.4MB in the beginning and 29.6MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:43,602 INFO L158 Benchmark]: Boogie Preprocessor took 44.64ms. Allocated memory is still 62.9MB. Free memory was 29.6MB in the beginning and 27.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,603 INFO L158 Benchmark]: RCFGBuilder took 903.94ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 27.1MB in the beginning and 45.6MB in the end (delta: -18.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,606 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.97ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 32.4MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.67ms. Allocated memory is still 62.9MB. Free memory was 32.4MB in the beginning and 29.6MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.64ms. Allocated memory is still 62.9MB. Free memory was 29.6MB in the beginning and 27.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 903.94ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 27.1MB in the beginning and 45.6MB in the end (delta: -18.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:43,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32e2664-0f2d-48b5-b852-c8fa390b0dd0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable