./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB --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 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 --- 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-dbf71c6-m [2022-10-17 16:33:13,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:13,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:13,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:13,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:13,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:13,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:13,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:13,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:13,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:13,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:13,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:13,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:13,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:13,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:13,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:13,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:13,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:13,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:13,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:13,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:13,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:13,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:13,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:13,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:13,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:13,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:13,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:13,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:13,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:13,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:13,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:13,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:13,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:13,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:13,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:13,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:13,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:13,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:13,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:13,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:13,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:13,624 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:13,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:13,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:13,626 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:13,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:13,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:13,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:13,627 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:13,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:13,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:13,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:13,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:13,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:13,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:13,629 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:13,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:13,629 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:13,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:13,630 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:13,630 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:13,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:13,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:13,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:13,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:13,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:13,640 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:13,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:13,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:13,641 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_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 [2022-10-17 16:33:13,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:13,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:13,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:13,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:13,986 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:13,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix042.opt.i [2022-10-17 16:33:14,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/bb479481f/17afbbb16f3745b084dd8033aa119724/FLAG56cfb94c0 [2022-10-17 16:33:14,695 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:14,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/sv-benchmarks/c/pthread-wmm/mix042.opt.i [2022-10-17 16:33:14,721 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/bb479481f/17afbbb16f3745b084dd8033aa119724/FLAG56cfb94c0 [2022-10-17 16:33:14,936 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/bb479481f/17afbbb16f3745b084dd8033aa119724 [2022-10-17 16:33:14,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:14,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:14,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:14,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:14,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:14,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:14" (1/1) ... [2022-10-17 16:33:14,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ba2c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:14, skipping insertion in model container [2022-10-17 16:33:14,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:14" (1/1) ... [2022-10-17 16:33:14,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:15,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:15,292 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_9a565107-6152-4db6-ad44-0699bd657e54/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2022-10-17 16:33:15,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:15,602 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:15,614 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_9a565107-6152-4db6-ad44-0699bd657e54/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2022-10-17 16:33:15,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:15,734 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:15,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15 WrapperNode [2022-10-17 16:33:15,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:15,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:15,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:15,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:15,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,839 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 213 [2022-10-17 16:33:15,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:15,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:15,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:15,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:15,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,882 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:15,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:15,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:15,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:15,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:15" (1/1) ... [2022-10-17 16:33:15,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:15,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:15,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:15,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:33:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:33:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:33:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:33:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:33:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:33:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:33:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:33:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:33:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:33:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:33:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:16,011 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:33:16,180 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:16,182 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:16,902 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:17,432 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:17,433 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:33:17,434 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L786 is neither atomic block end nor a sink node. [2022-10-17 16:33:17,435 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) [2022-10-17 16:33:17,446 INFO L158 Benchmark]: Toolchain (without parser) took 2499.88ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 54.7MB in the beginning and 62.2MB in the end (delta: -7.5MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2022-10-17 16:33:17,447 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 98.6MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:17,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 788.14ms. Allocated memory is still 98.6MB. Free memory was 54.5MB in the beginning and 58.7MB in the end (delta: -4.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-10-17 16:33:17,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.06ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 56.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:17,451 INFO L158 Benchmark]: Boogie Preprocessor took 49.77ms. Allocated memory is still 98.6MB. Free memory was 56.0MB in the beginning and 53.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:17,452 INFO L158 Benchmark]: RCFGBuilder took 1551.45ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 53.7MB in the beginning and 62.2MB in the end (delta: -8.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-10-17 16:33:17,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 98.6MB. Free memory was 72.4MB in the beginning and 72.3MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 788.14ms. Allocated memory is still 98.6MB. Free memory was 54.5MB in the beginning and 58.7MB in the end (delta: -4.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.06ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 56.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.77ms. Allocated memory is still 98.6MB. Free memory was 56.0MB in the beginning and 53.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1551.45ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 53.7MB in the beginning and 62.2MB in the end (delta: -8.6MB). Peak memory consumption was 34.4MB. 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. [2022-10-17 16:33:17,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/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_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB --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 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 --- 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-dbf71c6-m [2022-10-17 16:33:19,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:19,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:20,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:20,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:20,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:20,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:20,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:20,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:20,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:20,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:20,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:20,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:20,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:20,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:20,074 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:20,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:20,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:20,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:20,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:20,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:20,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:20,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:20,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:20,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:20,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:20,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:20,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:20,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:20,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:20,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:20,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:20,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:20,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:20,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:20,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:20,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:20,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:20,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:20,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:20,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:20,133 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:33:20,177 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:20,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:20,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:20,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:20,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:20,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:20,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:20,183 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:20,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:20,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:20,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:20,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:20,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:20,185 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:33:20,186 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:33:20,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:33:20,186 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:20,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:20,187 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:20,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:20,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:20,188 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:20,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:20,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:20,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:20,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:20,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:20,189 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:33:20,190 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:33:20,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:20,190 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:33:20,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:33:20,191 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_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94656be5559ee6994f8d95e82c06571dfbe5b53833c4e842ade3fa022ec89a57 [2022-10-17 16:33:20,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:20,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:20,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:20,657 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:20,658 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:20,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix042.opt.i [2022-10-17 16:33:20,743 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/a0a27cb43/f6dadd04f27c4db3a58556fd879a8233/FLAGce9316e02 [2022-10-17 16:33:21,366 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:21,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/sv-benchmarks/c/pthread-wmm/mix042.opt.i [2022-10-17 16:33:21,381 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/a0a27cb43/f6dadd04f27c4db3a58556fd879a8233/FLAGce9316e02 [2022-10-17 16:33:21,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/data/a0a27cb43/f6dadd04f27c4db3a58556fd879a8233 [2022-10-17 16:33:21,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:21,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:21,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:21,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:21,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:21,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b27f3f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:21, skipping insertion in model container [2022-10-17 16:33:21,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:21" (1/1) ... [2022-10-17 16:33:21,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:21,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:21,908 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_9a565107-6152-4db6-ad44-0699bd657e54/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2022-10-17 16:33:22,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:22,217 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:22,232 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_9a565107-6152-4db6-ad44-0699bd657e54/sv-benchmarks/c/pthread-wmm/mix042.opt.i[944,957] [2022-10-17 16:33:22,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:22,352 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:22,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22 WrapperNode [2022-10-17 16:33:22,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:22,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:22,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:22,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:22,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,447 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 214 [2022-10-17 16:33:22,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:22,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:22,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:22,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:22,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,519 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:22,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:22,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:22,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:22,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:22" (1/1) ... [2022-10-17 16:33:22,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:22,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:22,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:22,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:22,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:33:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:33:22,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:33:22,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:22,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:33:22,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:33:22,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:33:22,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:33:22,623 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:33:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:33:22,623 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:33:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:33:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:33:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:33:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:33:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:22,626 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:33:22,856 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:22,858 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:23,680 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:24,265 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:24,265 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:33:24,269 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L786 is neither atomic block end nor a sink node. [2022-10-17 16:33:24,270 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) [2022-10-17 16:33:24,278 INFO L158 Benchmark]: Toolchain (without parser) took 2621.00ms. Allocated memory was 52.4MB in the beginning and 90.2MB in the end (delta: 37.7MB). Free memory was 26.3MB in the beginning and 45.9MB in the end (delta: -19.6MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2022-10-17 16:33:24,279 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory was 31.4MB in the beginning and 31.4MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:33:24,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.23ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 26.1MB in the beginning and 44.0MB in the end (delta: -17.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-10-17 16:33:24,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.96ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 41.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:33:24,283 INFO L158 Benchmark]: Boogie Preprocessor took 87.72ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 38.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:24,284 INFO L158 Benchmark]: RCFGBuilder took 1738.27ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 38.4MB in the beginning and 45.9MB in the end (delta: -7.4MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2022-10-17 16:33:24,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory was 31.4MB in the beginning and 31.4MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 697.23ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 26.1MB in the beginning and 44.0MB in the end (delta: -17.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.96ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 41.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.72ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 38.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1738.27ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 38.4MB in the beginning and 45.9MB in the end (delta: -7.4MB). Peak memory consumption was 30.1MB. 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. [2022-10-17 16:33:24,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a565107-6152-4db6-ad44-0699bd657e54/bin/ukojak-92XMlrwhuB/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?