./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/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_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/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_1d4be885-297e-473b-b807-e7bf1aab2056/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 f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 --- 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 18:27:44,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:27:44,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:27:44,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:27:44,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:27:44,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:27:44,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:27:44,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:27:44,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:27:44,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:27:44,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:27:44,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:27:44,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:27:44,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:27:44,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:27:44,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:27:44,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:27:44,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:27:44,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:27:44,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:27:44,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:27:44,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:27:44,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:27:44,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:27:44,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:27:44,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:27:44,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:27:44,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:27:44,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:27:44,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:27:44,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:27:44,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:27:44,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:27:44,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:27:44,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:27:44,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:27:44,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:27:44,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:27:44,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:27:44,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:27:44,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:27:44,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:27:44,862 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:27:44,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:27:44,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:27:44,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:27:44,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:27:44,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:27:44,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:27:44,865 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:27:44,865 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:27:44,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:27:44,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:27:44,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:27:44,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:27:44,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:27:44,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:27:44,868 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:27:44,868 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:27:44,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:27:44,868 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:27:44,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:27:44,869 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:27:44,869 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:27:44,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:27:44,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:44,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:27:44,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:27:44,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:27:44,870 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:27:44,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:27:44,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:27:44,872 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_1d4be885-297e-473b-b807-e7bf1aab2056/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 [2022-11-20 18:27:45,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:27:45,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:27:45,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:27:45,222 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:27:45,222 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:27:45,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix046.opt.i [2022-11-20 18:27:48,180 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:27:48,476 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:27:48,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/sv-benchmarks/c/pthread-wmm/mix046.opt.i [2022-11-20 18:27:48,492 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data/a0c4febb3/9439003028b343329ca523a9b8e3cd3d/FLAG1f674bfa9 [2022-11-20 18:27:48,511 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data/a0c4febb3/9439003028b343329ca523a9b8e3cd3d [2022-11-20 18:27:48,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:27:48,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:27:48,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:48,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:27:48,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:27:48,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:48" (1/1) ... [2022-11-20 18:27:48,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da5ad3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:48, skipping insertion in model container [2022-11-20 18:27:48,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:48" (1/1) ... [2022-11-20 18:27:48,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:27:48,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:27:48,820 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_1d4be885-297e-473b-b807-e7bf1aab2056/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2022-11-20 18:27:49,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:49,140 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:27:49,154 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_1d4be885-297e-473b-b807-e7bf1aab2056/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2022-11-20 18:27:49,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:49,286 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:27:49,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49 WrapperNode [2022-11-20 18:27:49,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:49,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:49,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:27:49,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:27:49,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,373 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2022-11-20 18:27:49,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:49,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:27:49,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:27:49,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:27:49,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,433 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:27:49,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:27:49,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:27:49,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:27:49,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:49,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:27:49,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:27:49,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:27:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 18:27:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 18:27:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:27:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:27:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:27:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:27:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:27:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 18:27:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 18:27:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 18:27:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 18:27:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 18:27:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 18:27:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 18:27:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 18:27:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:27:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:27:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:27:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:27:49,544 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 18:27:49,740 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:27:49,742 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:27:50,157 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:27:50,392 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:27:50,393 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:27:50,394 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L806 is neither atomic block end nor a sink node. [2022-11-20 18:27:50,394 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 18:27:50,399 INFO L158 Benchmark]: Toolchain (without parser) took 1872.88ms. Allocated memory is still 163.6MB. Free memory was 129.3MB in the beginning and 76.8MB in the end (delta: 52.5MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2022-11-20 18:27:50,399 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:50,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.22ms. Allocated memory is still 163.6MB. Free memory was 129.3MB in the beginning and 116.6MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:27:50,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.58ms. Allocated memory is still 163.6MB. Free memory was 116.6MB in the beginning and 113.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:27:50,402 INFO L158 Benchmark]: Boogie Preprocessor took 72.34ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 112.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:27:50,402 INFO L158 Benchmark]: RCFGBuilder took 950.33ms. Allocated memory is still 163.6MB. Free memory was 111.5MB in the beginning and 76.8MB in the end (delta: 34.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-20 18:27:50,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.22ms. Allocated memory is still 163.6MB. Free memory was 129.3MB in the beginning and 116.6MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.58ms. Allocated memory is still 163.6MB. Free memory was 116.6MB in the beginning and 113.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.34ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 112.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 950.33ms. Allocated memory is still 163.6MB. Free memory was 111.5MB in the beginning and 76.8MB in the end (delta: 34.7MB). Peak memory consumption was 35.7MB. 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 18:27:50,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/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_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/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_1d4be885-297e-473b-b807-e7bf1aab2056/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 f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 --- 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 18:27:52,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:27:52,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:27:52,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:27:52,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:27:52,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:27:52,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:27:52,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:27:52,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:27:52,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:27:52,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:27:52,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:27:52,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:27:52,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:27:52,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:27:52,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:27:52,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:27:52,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:27:52,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:27:52,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:27:52,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:27:52,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:27:52,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:27:52,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:27:52,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:27:52,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:27:52,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:27:52,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:27:52,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:27:52,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:27:52,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:27:52,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:27:52,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:27:52,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:27:53,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:27:53,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:27:53,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:27:53,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:27:53,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:27:53,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:27:53,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:27:53,013 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:27:53,052 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:27:53,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:27:53,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:27:53,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:27:53,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:27:53,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:27:53,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:27:53,057 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:27:53,058 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:27:53,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:27:53,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:27:53,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:27:53,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:27:53,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:27:53,060 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:27:53,060 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:27:53,061 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:27:53,061 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:27:53,061 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:27:53,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:27:53,062 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:27:53,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:27:53,062 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:27:53,062 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:27:53,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:27:53,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:53,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:27:53,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:27:53,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:27:53,064 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:27:53,064 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:27:53,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:27:53,065 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:27:53,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:27:53,066 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_1d4be885-297e-473b-b807-e7bf1aab2056/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f69f777f524a62a415fc7cacc9442c44e05883e29c36815b4e0d58199826b331 [2022-11-20 18:27:53,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:27:53,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:27:53,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:27:53,488 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:27:53,489 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:27:53,490 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix046.opt.i [2022-11-20 18:27:56,587 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:27:56,873 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:27:56,873 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/sv-benchmarks/c/pthread-wmm/mix046.opt.i [2022-11-20 18:27:56,901 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data/d3995b41a/88c36cfb42c24ed0a8fd3e0520882fc9/FLAGf7e021e72 [2022-11-20 18:27:56,915 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/data/d3995b41a/88c36cfb42c24ed0a8fd3e0520882fc9 [2022-11-20 18:27:56,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:27:56,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:27:56,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:56,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:27:56,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:27:56,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:56" (1/1) ... [2022-11-20 18:27:56,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@662b437e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:56, skipping insertion in model container [2022-11-20 18:27:56,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:56" (1/1) ... [2022-11-20 18:27:56,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:27:56,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:27:57,157 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_1d4be885-297e-473b-b807-e7bf1aab2056/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2022-11-20 18:27:57,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:57,452 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:27:57,472 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_1d4be885-297e-473b-b807-e7bf1aab2056/sv-benchmarks/c/pthread-wmm/mix046.opt.i[944,957] [2022-11-20 18:27:57,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:57,586 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:27:57,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57 WrapperNode [2022-11-20 18:27:57,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:57,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:57,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:27:57,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:27:57,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,672 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 120 [2022-11-20 18:27:57,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:57,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:27:57,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:27:57,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:27:57,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,745 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:27:57,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:27:57,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:27:57,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:27:57,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:57" (1/1) ... [2022-11-20 18:27:57,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:57,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:27:57,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:27:57,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:27:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 18:27:57,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 18:27:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:27:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:27:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:27:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:27:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:27:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:27:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 18:27:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 18:27:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 18:27:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 18:27:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 18:27:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 18:27:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 18:27:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 18:27:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:27:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:27:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:27:57,896 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 18:27:58,148 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:27:58,150 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:27:58,563 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:27:58,805 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:27:58,806 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:27:58,807 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L806 is neither atomic block end nor a sink node. [2022-11-20 18:27:58,807 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 18:27:58,814 INFO L158 Benchmark]: Toolchain (without parser) took 1894.35ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 40.0MB in the beginning and 49.0MB in the end (delta: -9.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2022-11-20 18:27:58,815 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:58,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.70ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 37.2MB in the end (delta: 2.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2022-11-20 18:27:58,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.70ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 34.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:27:58,817 INFO L158 Benchmark]: Boogie Preprocessor took 72.84ms. Allocated memory is still 71.3MB. Free memory was 34.5MB in the beginning and 32.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:27:58,818 INFO L158 Benchmark]: RCFGBuilder took 1060.97ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 32.2MB in the beginning and 49.0MB in the end (delta: -16.8MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-11-20 18:27:58,826 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 48.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.70ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 37.2MB in the end (delta: 2.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.70ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 34.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.84ms. Allocated memory is still 71.3MB. Free memory was 34.5MB in the beginning and 32.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1060.97ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 32.2MB in the beginning and 49.0MB in the end (delta: -16.8MB). Peak memory consumption was 10.3MB. 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 18:27:58,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d4be885-297e-473b-b807-e7bf1aab2056/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 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?