./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg --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 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd --- 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-b5237d8 [2022-11-21 22:32:43,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:32:43,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:32:43,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:32:43,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:32:43,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:32:43,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:32:43,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:32:43,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:32:43,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:32:43,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:32:43,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:32:43,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:32:43,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:32:43,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:32:43,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:32:43,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:32:43,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:32:43,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:32:43,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:32:43,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:32:43,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:32:43,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:32:43,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:32:43,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:32:43,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:32:43,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:32:43,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:32:43,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:32:43,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:32:43,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:32:43,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:32:43,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:32:43,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:32:43,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:32:43,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:32:43,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:32:43,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:32:43,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:32:43,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:32:43,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:32:43,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:32:43,981 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:32:43,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:32:43,982 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:32:43,982 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:32:43,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:32:43,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:32:43,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:32:43,983 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:32:43,984 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:32:43,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:32:43,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:32:43,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:32:43,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:32:43,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:32:43,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:32:43,985 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:32:43,985 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:32:43,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:32:43,986 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:32:43,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:32:43,986 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:32:43,986 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:32:43,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:32:43,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:32:43,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:32:43,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:32:43,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:32:43,988 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:32:43,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:32:43,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:32:43,988 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd [2022-11-21 22:32:44,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:32:44,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:32:44,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:32:44,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:32:44,310 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:32:44,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-21 22:32:47,488 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:32:47,817 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:32:47,817 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-21 22:32:47,828 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data/1d719b383/105a1ae3cdc24f3cb380d51333fc6256/FLAGaf6ff6542 [2022-11-21 22:32:47,843 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data/1d719b383/105a1ae3cdc24f3cb380d51333fc6256 [2022-11-21 22:32:47,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:32:47,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:32:47,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:32:47,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:32:47,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:32:47,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:32:47" (1/1) ... [2022-11-21 22:32:47,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d444682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:47, skipping insertion in model container [2022-11-21 22:32:47,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:32:47" (1/1) ... [2022-11-21 22:32:47,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:32:47,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:32:48,222 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-21 22:32:48,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:32:48,238 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:32:48,272 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-21 22:32:48,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:32:48,320 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:32:48,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48 WrapperNode [2022-11-21 22:32:48,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:32:48,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:32:48,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:32:48,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:32:48,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,400 INFO L138 Inliner]: procedures = 172, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-21 22:32:48,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:32:48,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:32:48,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:32:48,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:32:48,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,446 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:32:48,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:32:48,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:32:48,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:32:48,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:48" (1/1) ... [2022-11-21 22:32:48,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:32:48,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:32:48,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:32:48,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:32:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:32:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-21 22:32:48,542 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-21 22:32:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 22:32:48,542 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 22:32:48,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:32:48,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-11-21 22:32:48,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-11-21 22:32:48,543 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:32:48,543 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:32:48,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:32:48,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:32:48,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:32:48,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:32:48,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-21 22:32:48,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-21 22:32:48,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:32:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:32:48,547 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:32:48,687 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:32:48,689 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:32:48,930 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:32:48,991 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:32:48,991 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:32:48,992 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-11-21 22:32:48,993 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) [2022-11-21 22:32:49,000 INFO L158 Benchmark]: Toolchain (without parser) took 1151.88ms. Allocated memory is still 148.9MB. Free memory was 117.8MB in the beginning and 79.2MB in the end (delta: 38.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-21 22:32:49,000 INFO L158 Benchmark]: CDTParser took 0.94ms. Allocated memory is still 119.5MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:32:49,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.03ms. Allocated memory is still 148.9MB. Free memory was 117.8MB in the beginning and 98.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 22:32:49,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.85ms. Allocated memory is still 148.9MB. Free memory was 98.4MB in the beginning and 96.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:32:49,002 INFO L158 Benchmark]: Boogie Preprocessor took 48.82ms. Allocated memory is still 148.9MB. Free memory was 96.4MB in the beginning and 94.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:32:49,003 INFO L158 Benchmark]: RCFGBuilder took 547.74ms. Allocated memory is still 148.9MB. Free memory was 94.8MB in the beginning and 79.2MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:32:49,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94ms. Allocated memory is still 119.5MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.03ms. Allocated memory is still 148.9MB. Free memory was 117.8MB in the beginning and 98.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.85ms. Allocated memory is still 148.9MB. Free memory was 98.4MB in the beginning and 96.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.82ms. Allocated memory is still 148.9MB. Free memory was 96.4MB in the beginning and 94.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 547.74ms. Allocated memory is still 148.9MB. Free memory was 94.8MB in the beginning and 79.2MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. 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. [2022-11-21 22:32:49,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg --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 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd --- 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-b5237d8 [2022-11-21 22:32:51,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:32:51,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:32:51,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:32:51,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:32:51,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:32:51,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:32:51,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:32:51,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:32:51,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:32:51,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:32:51,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:32:51,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:32:51,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:32:51,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:32:51,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:32:51,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:32:51,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:32:51,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:32:51,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:32:51,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:32:51,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:32:51,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:32:51,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:32:51,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:32:51,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:32:51,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:32:51,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:32:51,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:32:51,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:32:51,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:32:51,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:32:51,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:32:51,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:32:51,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:32:51,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:32:51,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:32:51,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:32:51,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:32:51,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:32:51,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:32:51,697 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:32:51,744 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:32:51,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:32:51,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:32:51,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:32:51,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:32:51,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:32:51,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:32:51,748 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:32:51,748 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:32:51,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:32:51,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:32:51,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:32:51,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:32:51,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:32:51,750 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:32:51,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:32:51,751 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:32:51,751 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:32:51,751 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:32:51,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:32:51,751 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:32:51,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:32:51,752 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:32:51,752 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:32:51,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:32:51,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:32:51,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:32:51,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:32:51,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:32:51,753 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:32:51,753 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:32:51,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:32:51,754 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:32:51,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:32:51,754 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6710ae2bfe9a41273181e1b4b9dbdfa98f0dea6daffb771915892955eccb69dd [2022-11-21 22:32:52,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:32:52,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:32:52,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:32:52,171 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:32:52,172 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:32:52,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-21 22:32:55,293 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:32:55,518 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:32:55,519 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2022-11-21 22:32:55,544 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data/09cceb390/89d85d80b1db4b8c96bbf299c39e407f/FLAG2f7d7efc8 [2022-11-21 22:32:55,572 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/data/09cceb390/89d85d80b1db4b8c96bbf299c39e407f [2022-11-21 22:32:55,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:32:55,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:32:55,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:32:55,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:32:55,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:32:55,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:32:55" (1/1) ... [2022-11-21 22:32:55,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a6e7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:55, skipping insertion in model container [2022-11-21 22:32:55,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:32:55" (1/1) ... [2022-11-21 22:32:55,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:32:55,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:32:56,076 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-21 22:32:56,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:32:56,101 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:32:56,161 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_a35b6c97-a0a4-4eff-875e-0bac3639cad5/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i[30553,30566] [2022-11-21 22:32:56,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:32:56,250 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:32:56,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56 WrapperNode [2022-11-21 22:32:56,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:32:56,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:32:56,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:32:56,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:32:56,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,326 INFO L138 Inliner]: procedures = 176, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-21 22:32:56,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:32:56,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:32:56,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:32:56,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:32:56,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,375 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:32:56,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:32:56,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:32:56,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:32:56,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:32:56" (1/1) ... [2022-11-21 22:32:56,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:32:56,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:32:56,427 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:32:56,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:32:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:32:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-21 22:32:56,469 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-21 22:32:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-21 22:32:56,470 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-21 22:32:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2022-11-21 22:32:56,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2022-11-21 22:32:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:32:56,471 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:32:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:32:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:32:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:32:56,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:32:56,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:32:56,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:32:56,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2022-11-21 22:32:56,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2022-11-21 22:32:56,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:32:56,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:32:56,474 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:32:56,706 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:32:56,709 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:32:56,991 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:32:57,029 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:32:57,029 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:32:57,030 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_acquireENTRY is neither atomic block end nor a sink node. [2022-11-21 22:32:57,030 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) [2022-11-21 22:32:57,034 INFO L158 Benchmark]: Toolchain (without parser) took 1457.46ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 45.6MB in the beginning and 65.0MB in the end (delta: -19.4MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2022-11-21 22:32:57,035 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:32:57,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.30ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 45.4MB in the beginning and 61.9MB in the end (delta: -16.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-11-21 22:32:57,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.72ms. Allocated memory is still 88.1MB. Free memory was 61.9MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:32:57,037 INFO L158 Benchmark]: Boogie Preprocessor took 59.08ms. Allocated memory is still 88.1MB. Free memory was 59.8MB in the beginning and 58.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:32:57,049 INFO L158 Benchmark]: RCFGBuilder took 644.81ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 65.0MB in the end (delta: -7.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-21 22:32:57,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.30ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 45.4MB in the beginning and 61.9MB in the end (delta: -16.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.72ms. Allocated memory is still 88.1MB. Free memory was 61.9MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.08ms. Allocated memory is still 88.1MB. Free memory was 59.8MB in the beginning and 58.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 644.81ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 65.0MB in the end (delta: -7.3MB). Peak memory consumption was 17.6MB. 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. [2022-11-21 22:32:57,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a35b6c97-a0a4-4eff-875e-0bac3639cad5/bin/ukojak-jW3SillKbg/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?