./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- 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-6b4ec56 [2022-11-20 17:53:54,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:53:54,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:53:54,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:53:54,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:53:54,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:53:54,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:53:54,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:53:54,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:53:54,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:53:54,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:53:54,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:53:54,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:53:54,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:53:54,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:53:54,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:53:54,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:53:54,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:53:54,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:53:54,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:53:54,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:53:54,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:53:54,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:53:54,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:53:54,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:53:54,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:53:54,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:53:54,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:53:54,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:53:54,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:53:54,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:53:54,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:53:54,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:53:54,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:53:54,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:53:54,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:53:54,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:53:54,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:53:54,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:53:54,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:53:54,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:53:54,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:53:54,994 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:53:54,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:53:54,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:53:54,996 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:53:54,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:53:54,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:53:54,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:53:54,998 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:53:54,998 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:53:54,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:53:55,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:53:55,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:53:55,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:53:55,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:53:55,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:53:55,002 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:53:55,002 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:53:55,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:53:55,003 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:53:55,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:53:55,003 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:53:55,003 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:53:55,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:53:55,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:53:55,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:53:55,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:53:55,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:53:55,005 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:53:55,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:53:55,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:53:55,006 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_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2022-11-20 17:53:55,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:53:55,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:53:55,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:53:55,344 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:53:55,345 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:53:55,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-20 17:53:58,513 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:53:58,758 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:53:58,759 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-20 17:53:58,778 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data/ef81fb932/1cf67a26873848fa8e782543d476a71f/FLAG99e45ec69 [2022-11-20 17:53:58,795 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data/ef81fb932/1cf67a26873848fa8e782543d476a71f [2022-11-20 17:53:58,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:53:58,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:53:58,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:53:58,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:53:58,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:53:58,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:53:58" (1/1) ... [2022-11-20 17:53:58,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@471ac347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:58, skipping insertion in model container [2022-11-20 17:53:58,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:53:58" (1/1) ... [2022-11-20 17:53:58,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:53:58,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:53:59,036 WARN L237 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_16dc4bf7-3225-464d-b091-6c25d9949949/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-20 17:53:59,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:53:59,391 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:53:59,404 WARN L237 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_16dc4bf7-3225-464d-b091-6c25d9949949/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-20 17:53:59,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:53:59,490 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:53:59,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59 WrapperNode [2022-11-20 17:53:59,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:53:59,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:53:59,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:53:59,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:53:59,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,593 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2022-11-20 17:53:59,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:53:59,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:53:59,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:53:59,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:53:59,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,663 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:53:59,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:53:59,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:53:59,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:53:59,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:53:59" (1/1) ... [2022-11-20 17:53:59,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:53:59,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:53:59,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:53:59,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:53:59,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:53:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:53:59,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:53:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:53:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:53:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:53:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:53:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:53:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:53:59,759 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:53:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:53:59,760 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:53:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:53:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:53:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:53:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:53:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:53:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:53:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:53:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:53:59,763 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:53:59,950 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:53:59,960 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:54:00,660 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:54:01,093 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:54:01,093 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:54:01,094 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor a sink node. [2022-11-20 17:54:01,095 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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) [2022-11-20 17:54:01,099 INFO L158 Benchmark]: Toolchain (without parser) took 2299.36ms. Allocated memory is still 186.6MB. Free memory was 140.9MB in the beginning and 91.0MB in the end (delta: 50.0MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2022-11-20 17:54:01,100 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory was 71.8MB in the beginning and 71.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:54:01,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.66ms. Allocated memory is still 186.6MB. Free memory was 140.9MB in the beginning and 114.9MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:54:01,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.70ms. Allocated memory is still 186.6MB. Free memory was 114.9MB in the beginning and 112.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:54:01,103 INFO L158 Benchmark]: Boogie Preprocessor took 76.29ms. Allocated memory is still 186.6MB. Free memory was 112.8MB in the beginning and 110.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:54:01,104 INFO L158 Benchmark]: RCFGBuilder took 1426.27ms. Allocated memory is still 186.6MB. Free memory was 110.1MB in the beginning and 91.0MB in the end (delta: 19.2MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2022-11-20 17:54:01,112 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 130.0MB. Free memory was 71.8MB in the beginning and 71.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.66ms. Allocated memory is still 186.6MB. Free memory was 140.9MB in the beginning and 114.9MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.70ms. Allocated memory is still 186.6MB. Free memory was 114.9MB in the beginning and 112.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.29ms. Allocated memory is still 186.6MB. Free memory was 112.8MB in the beginning and 110.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1426.27ms. Allocated memory is still 186.6MB. Free memory was 110.1MB in the beginning and 91.0MB in the end (delta: 19.2MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:54:01,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- 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-6b4ec56 [2022-11-20 17:54:03,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:54:03,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:54:03,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:54:03,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:54:03,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:54:03,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:54:03,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:54:03,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:54:03,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:54:03,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:54:03,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:54:03,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:54:03,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:54:03,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:54:03,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:54:03,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:54:03,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:54:03,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:54:03,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:54:03,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:54:03,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:54:03,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:54:03,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:54:03,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:54:03,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:54:03,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:54:03,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:54:03,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:54:03,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:54:03,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:54:03,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:54:03,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:54:03,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:54:03,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:54:03,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:54:03,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:54:03,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:54:03,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:54:03,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:54:03,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:54:03,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:54:03,654 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:54:03,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:54:03,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:54:03,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:54:03,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:54:03,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:54:03,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:54:03,656 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:54:03,657 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:54:03,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:54:03,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:54:03,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:54:03,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:54:03,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:54:03,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:54:03,658 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:54:03,658 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:54:03,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:54:03,658 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:54:03,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:54:03,659 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:54:03,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:54:03,659 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:54:03,659 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:54:03,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:54:03,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:54:03,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:54:03,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:54:03,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:54:03,661 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:54:03,661 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:54:03,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:54:03,661 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:54:03,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:54:03,661 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_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2022-11-20 17:54:04,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:54:04,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:54:04,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:54:04,089 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:54:04,089 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:54:04,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-20 17:54:07,283 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:54:07,668 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:54:07,669 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2022-11-20 17:54:07,685 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data/cdac2a3df/3edd0d69f08e41878aed3a7a446ce1ff/FLAGe596060eb [2022-11-20 17:54:07,700 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/data/cdac2a3df/3edd0d69f08e41878aed3a7a446ce1ff [2022-11-20 17:54:07,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:54:07,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:54:07,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:54:07,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:54:07,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:54:07,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:54:07" (1/1) ... [2022-11-20 17:54:07,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514dad6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:07, skipping insertion in model container [2022-11-20 17:54:07,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:54:07" (1/1) ... [2022-11-20 17:54:07,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:54:07,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:54:07,937 WARN L237 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_16dc4bf7-3225-464d-b091-6c25d9949949/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-20 17:54:08,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:54:08,265 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:54:08,283 WARN L237 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_16dc4bf7-3225-464d-b091-6c25d9949949/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2022-11-20 17:54:08,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:54:08,455 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:54:08,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08 WrapperNode [2022-11-20 17:54:08,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:54:08,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:54:08,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:54:08,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:54:08,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,546 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2022-11-20 17:54:08,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:54:08,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:54:08,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:54:08,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:54:08,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,609 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:54:08,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:54:08,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:54:08,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:54:08,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:08" (1/1) ... [2022-11-20 17:54:08,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:54:08,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:54:08,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:54:08,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:54:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:54:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:54:08,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:54:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:54:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:54:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:54:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:54:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:54:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:54:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:54:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:54:08,718 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:54:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:54:08,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:54:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:54:08,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:54:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:54:08,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:54:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:54:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:54:08,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:54:08,722 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:54:08,956 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:54:08,958 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:54:09,645 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:54:10,095 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:54:10,095 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:54:10,096 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L798 is neither atomic block end nor a sink node. [2022-11-20 17:54:10,096 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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) [2022-11-20 17:54:10,103 INFO L158 Benchmark]: Toolchain (without parser) took 2397.33ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 50.3MB in the end (delta: 13.0MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2022-11-20 17:54:10,103 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:54:10,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 749.93ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 57.1MB in the end (delta: 5.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-11-20 17:54:10,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.53ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 54.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:54:10,106 INFO L158 Benchmark]: Boogie Preprocessor took 76.98ms. Allocated memory is still 88.1MB. Free memory was 54.6MB in the beginning and 51.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:54:10,107 INFO L158 Benchmark]: RCFGBuilder took 1475.73ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 51.5MB in the beginning and 50.3MB in the end (delta: 1.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-20 17:54:10,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 749.93ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 57.1MB in the end (delta: 5.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.53ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 54.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.98ms. Allocated memory is still 88.1MB. Free memory was 54.6MB in the beginning and 51.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1475.73ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 51.5MB in the beginning and 50.3MB in the end (delta: 1.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:54:10,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16dc4bf7-3225-464d-b091-6c25d9949949/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?