./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix036.oepc.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_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/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_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/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_44ce1eaf-b564-42f1-be67-7907ae03618d/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 e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:45:44,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:45:44,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:45:44,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:45:44,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:45:44,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:45:44,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:45:44,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:45:44,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:45:44,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:45:44,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:45:44,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:45:44,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:45:44,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:45:44,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:45:44,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:45:44,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:45:44,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:45:44,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:45:44,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:45:44,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:45:44,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:45:44,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:45:44,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:45:44,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:45:44,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:45:44,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:45:44,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:45:44,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:45:44,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:45:44,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:45:44,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:45:44,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:45:44,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:45:44,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:45:45,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:45:45,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:45:45,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:45:45,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:45:45,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:45:45,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:45:45,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:45:45,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:45:45,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:45:45,055 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:45:45,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:45:45,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:45:45,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:45:45,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:45:45,056 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:45:45,056 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:45:45,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:45:45,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:45:45,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:45:45,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:45:45,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:45:45,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:45:45,059 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:45:45,059 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:45:45,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:45:45,059 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:45:45,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:45:45,060 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:45:45,060 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:45:45,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:45:45,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:45:45,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:45:45,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:45:45,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:45:45,061 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:45:45,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:45:45,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:45:45,062 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_44ce1eaf-b564-42f1-be67-7907ae03618d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 [2022-11-20 17:45:45,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:45:45,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:45:45,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:45:45,411 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:45:45,412 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:45:45,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i [2022-11-20 17:45:48,571 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:45:48,908 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:45:48,913 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/sv-benchmarks/c/pthread-wmm/mix036.oepc.i [2022-11-20 17:45:48,942 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data/bd739a388/648750bdc042412c9910a7e1e265bfd0/FLAG999a36f47 [2022-11-20 17:45:48,961 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data/bd739a388/648750bdc042412c9910a7e1e265bfd0 [2022-11-20 17:45:48,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:45:48,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:45:48,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:45:48,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:45:48,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:45:48,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:45:48" (1/1) ... [2022-11-20 17:45:48,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bec8b01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:48, skipping insertion in model container [2022-11-20 17:45:48,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:45:48" (1/1) ... [2022-11-20 17:45:48,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:45:49,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:45:49,280 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_44ce1eaf-b564-42f1-be67-7907ae03618d/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2022-11-20 17:45:49,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:45:49,612 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:45:49,627 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_44ce1eaf-b564-42f1-be67-7907ae03618d/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2022-11-20 17:45:49,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:45:49,758 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:45:49,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49 WrapperNode [2022-11-20 17:45:49,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:45:49,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:45:49,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:45:49,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:45:49,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,831 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2022-11-20 17:45:49,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:45:49,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:45:49,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:45:49,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:45:49,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,864 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:45:49,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:45:49,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:45:49,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:45:49,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:49" (1/1) ... [2022-11-20 17:45:49,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:45:49,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:45:49,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:45:49,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:45:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:45:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:45:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:45:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:45:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:45:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:45:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:45:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:45:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:45:49,981 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:45:50,129 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:45:50,131 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:45:50,610 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:45:50,821 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:45:50,822 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:45:50,822 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2022-11-20 17:45:50,823 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:45:50,827 INFO L158 Benchmark]: Toolchain (without parser) took 1859.44ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 73.9MB in the beginning and 95.1MB in the end (delta: -21.2MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-11-20 17:45:50,828 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory was 110.0MB in the beginning and 109.8MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:45:50,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.35ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 73.7MB in the beginning and 137.4MB in the end (delta: -63.7MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2022-11-20 17:45:50,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.98ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 135.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:45:50,830 INFO L158 Benchmark]: Boogie Preprocessor took 50.03ms. Allocated memory is still 180.4MB. Free memory was 135.2MB in the beginning and 133.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:45:50,830 INFO L158 Benchmark]: RCFGBuilder took 942.99ms. Allocated memory is still 180.4MB. Free memory was 133.2MB in the beginning and 95.1MB in the end (delta: 38.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-20 17:45:50,834 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 134.2MB. Free memory was 110.0MB in the beginning and 109.8MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.35ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 73.7MB in the beginning and 137.4MB in the end (delta: -63.7MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.98ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 135.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.03ms. Allocated memory is still 180.4MB. Free memory was 135.2MB in the beginning and 133.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 942.99ms. Allocated memory is still 180.4MB. Free memory was 133.2MB in the beginning and 95.1MB in the end (delta: 38.1MB). Peak memory consumption was 37.7MB. 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 17:45:50,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/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_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/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_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/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_44ce1eaf-b564-42f1-be67-7907ae03618d/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 e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:45:53,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:45:53,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:45:53,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:45:53,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:45:53,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:45:53,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:45:53,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:45:53,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:45:53,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:45:53,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:45:53,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:45:53,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:45:53,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:45:53,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:45:53,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:45:53,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:45:53,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:45:53,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:45:53,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:45:53,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:45:53,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:45:53,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:45:53,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:45:53,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:45:53,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:45:53,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:45:53,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:45:53,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:45:53,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:45:53,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:45:53,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:45:53,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:45:53,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:45:53,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:45:53,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:45:53,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:45:53,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:45:53,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:45:53,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:45:53,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:45:53,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:45:53,537 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:45:53,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:45:53,539 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:45:53,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:45:53,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:45:53,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:45:53,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:45:53,542 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:45:53,542 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:45:53,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:45:53,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:45:53,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:45:53,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:45:53,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:45:53,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:45:53,545 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:45:53,545 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:45:53,545 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:45:53,545 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:45:53,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:45:53,546 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:45:53,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:45:53,546 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:45:53,547 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:45:53,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:45:53,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:45:53,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:45:53,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:45:53,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:45:53,548 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:45:53,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:45:53,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:45:53,549 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:45:53,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:45:53,550 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_44ce1eaf-b564-42f1-be67-7907ae03618d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3d3e405a2d3cb3ab8b02ed87788ef59412b7b81517118cc37c044f334087868 [2022-11-20 17:45:53,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:45:54,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:45:54,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:45:54,034 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:45:54,034 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:45:54,036 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/mix036.oepc.i [2022-11-20 17:45:57,251 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:45:57,564 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:45:57,565 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/sv-benchmarks/c/pthread-wmm/mix036.oepc.i [2022-11-20 17:45:57,582 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data/bf10bfb19/0de6d84e96264116880a8b6be1aaa68d/FLAG26c7853dc [2022-11-20 17:45:57,600 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/data/bf10bfb19/0de6d84e96264116880a8b6be1aaa68d [2022-11-20 17:45:57,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:45:57,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:45:57,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:45:57,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:45:57,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:45:57,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:45:57" (1/1) ... [2022-11-20 17:45:57,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6858557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:57, skipping insertion in model container [2022-11-20 17:45:57,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:45:57" (1/1) ... [2022-11-20 17:45:57,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:45:57,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:45:57,921 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_44ce1eaf-b564-42f1-be67-7907ae03618d/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2022-11-20 17:45:58,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:45:58,288 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:45:58,308 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_44ce1eaf-b564-42f1-be67-7907ae03618d/sv-benchmarks/c/pthread-wmm/mix036.oepc.i[945,958] [2022-11-20 17:45:58,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:45:58,432 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:45:58,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58 WrapperNode [2022-11-20 17:45:58,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:45:58,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:45:58,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:45:58,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:45:58,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,513 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2022-11-20 17:45:58,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:45:58,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:45:58,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:45:58,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:45:58,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,579 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:45:58,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:45:58,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:45:58,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:45:58,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:58" (1/1) ... [2022-11-20 17:45:58,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:45:58,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:45:58,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:45:58,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:45:58,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:45:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:45:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:45:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:45:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:45:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:45:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:45:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:45:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:45:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:45:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:45:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:45:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:45:58,694 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:45:58,694 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-20 17:45:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-20 17:45:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:45:58,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:45:58,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:45:58,697 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:45:58,853 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:45:58,855 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:45:59,378 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:45:59,613 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:45:59,613 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:45:59,614 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2022-11-20 17:45:59,615 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:45:59,622 INFO L158 Benchmark]: Toolchain (without parser) took 2016.82ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.2MB in the beginning and 67.0MB in the end (delta: -27.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2022-11-20 17:45:59,622 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:45:59,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.89ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.0MB in the beginning and 58.3MB in the end (delta: -19.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-11-20 17:45:59,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.70ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:45:59,625 INFO L158 Benchmark]: Boogie Preprocessor took 77.57ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 53.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:45:59,625 INFO L158 Benchmark]: RCFGBuilder took 1027.75ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 67.0MB in the end (delta: -13.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-20 17:45:59,627 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 47.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.89ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.0MB in the beginning and 58.3MB in the end (delta: -19.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.70ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.57ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 53.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1027.75ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 67.0MB in the end (delta: -13.9MB). Peak memory consumption was 18.4MB. 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. [2022-11-20 17:45:59,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ce1eaf-b564-42f1-be67-7907ae03618d/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?