./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/szymanski.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- 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 17:43:24,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:43:24,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:43:24,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:43:24,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:43:24,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:43:24,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:43:24,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:43:24,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:43:24,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:43:24,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:43:24,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:43:24,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:43:24,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:43:24,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:43:24,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:43:24,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:43:24,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:43:24,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:43:24,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:43:24,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:43:24,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:43:24,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:43:24,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:43:24,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:43:24,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:43:24,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:43:24,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:43:24,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:43:24,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:43:24,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:43:24,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:43:24,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:43:24,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:43:24,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:43:24,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:43:24,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:43:24,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:43:24,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:43:24,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:43:24,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:43:24,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:43:25,016 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:43:25,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:43:25,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:43:25,019 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:43:25,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:43:25,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:43:25,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:43:25,020 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:43:25,021 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:43:25,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:43:25,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:43:25,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:43:25,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:43:25,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:43:25,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:43:25,023 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:43:25,024 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:43:25,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:43:25,024 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:43:25,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:43:25,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:43:25,025 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:43:25,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:43:25,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:43:25,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:43:25,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:43:25,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:43:25,027 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:43:25,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:43:25,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:43:25,028 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2022-11-20 17:43:25,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:43:25,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:43:25,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:43:25,354 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:43:25,355 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:43:25,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2022-11-20 17:43:28,441 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:43:28,727 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:43:28,727 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i [2022-11-20 17:43:28,741 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data/7324a3b58/b387782793944b1e899ef9cc626e1630/FLAG2efad2ea4 [2022-11-20 17:43:28,756 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data/7324a3b58/b387782793944b1e899ef9cc626e1630 [2022-11-20 17:43:28,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:43:28,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:43:28,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:43:28,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:43:28,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:43:28,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:43:28" (1/1) ... [2022-11-20 17:43:28,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c744ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:28, skipping insertion in model container [2022-11-20 17:43:28,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:43:28" (1/1) ... [2022-11-20 17:43:28,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:43:28,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:43:29,062 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:43:29,287 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-11-20 17:43:29,295 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-11-20 17:43:29,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:43:29,322 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:43:29,349 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:43:29,381 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-11-20 17:43:29,390 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-11-20 17:43:29,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:43:29,439 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:43:29,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29 WrapperNode [2022-11-20 17:43:29,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:43:29,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:43:29,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:43:29,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:43:29,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,511 INFO L138 Inliner]: procedures = 171, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2022-11-20 17:43:29,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:43:29,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:43:29,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:43:29,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:43:29,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,570 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:43:29,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:43:29,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:43:29,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:43:29,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:29" (1/1) ... [2022-11-20 17:43:29,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:43:29,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:43:29,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:43:29,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:43:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:43:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-20 17:43:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-20 17:43:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:43:29,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:43:29,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:43:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:43:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:43:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:43:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:43:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:43:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:43:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:43:29,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:43:29,651 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 17:43:29,824 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:43:29,826 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:43:30,101 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:43:30,109 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:43:30,109 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-11-20 17:43:30,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:43:30 BoogieIcfgContainer [2022-11-20 17:43:30,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:43:30,113 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:43:30,113 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:43:30,123 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:43:30,124 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:43:30" (1/1) ... [2022-11-20 17:43:30,125 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 17:43:30,135 INFO L158 Benchmark]: Toolchain (without parser) took 1374.55ms. Allocated memory is still 159.4MB. Free memory was 118.6MB in the beginning and 77.8MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-20 17:43:30,136 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:43:30,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.63ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 96.7MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:43:30,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.33ms. Allocated memory is still 159.4MB. Free memory was 96.7MB in the beginning and 95.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:43:30,137 INFO L158 Benchmark]: Boogie Preprocessor took 64.05ms. Allocated memory is still 159.4MB. Free memory was 95.2MB in the beginning and 93.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:43:30,138 INFO L158 Benchmark]: RCFGBuilder took 534.93ms. Allocated memory is still 159.4MB. Free memory was 93.4MB in the beginning and 78.6MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:43:30,139 INFO L158 Benchmark]: CodeCheck took 20.68ms. Allocated memory is still 159.4MB. Free memory was 78.6MB in the beginning and 77.8MB in the end (delta: 774.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:43:30,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 679.63ms. Allocated memory is still 159.4MB. Free memory was 118.2MB in the beginning and 96.7MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.33ms. Allocated memory is still 159.4MB. Free memory was 96.7MB in the beginning and 95.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.05ms. Allocated memory is still 159.4MB. Free memory was 95.2MB in the beginning and 93.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 534.93ms. Allocated memory is still 159.4MB. Free memory was 93.4MB in the beginning and 78.6MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 20.68ms. Allocated memory is still 159.4MB. Free memory was 78.6MB in the beginning and 77.8MB in the end (delta: 774.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:43:30,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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 bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 --- 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 17:43:32,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:43:32,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:43:32,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:43:32,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:43:32,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:43:32,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:43:32,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:43:32,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:43:32,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:43:32,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:43:32,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:43:32,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:43:32,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:43:32,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:43:32,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:43:32,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:43:32,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:43:32,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:43:32,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:43:32,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:43:32,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:43:32,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:43:32,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:43:32,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:43:32,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:43:32,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:43:32,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:43:32,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:43:32,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:43:32,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:43:32,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:43:32,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:43:32,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:43:32,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:43:32,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:43:32,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:43:32,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:43:32,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:43:32,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:43:32,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:43:32,789 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:43:32,832 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:43:32,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:43:32,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:43:32,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:43:32,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:43:32,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:43:32,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:43:32,837 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:43:32,837 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:43:32,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:43:32,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:43:32,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:43:32,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:43:32,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:43:32,839 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:43:32,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:43:32,840 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:43:32,840 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:43:32,840 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:43:32,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:43:32,841 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:43:32,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:43:32,841 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:43:32,842 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:43:32,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:43:32,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:43:32,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:43:32,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:43:32,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:43:32,843 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:43:32,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:43:32,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:43:32,845 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:43:32,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:43:32,845 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc84ca2197caec735a8480f9d61b820c686ed9ae52711f2c7500999694c2ad40 [2022-11-20 17:43:33,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:43:33,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:43:33,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:43:33,311 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:43:33,311 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:43:33,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2022-11-20 17:43:36,661 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:43:36,998 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:43:36,999 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i [2022-11-20 17:43:37,010 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data/17150bf75/d53046a564d5434abc8435d07b353563/FLAG5dda6dcd8 [2022-11-20 17:43:37,026 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/data/17150bf75/d53046a564d5434abc8435d07b353563 [2022-11-20 17:43:37,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:43:37,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:43:37,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:43:37,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:43:37,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:43:37,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7da873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37, skipping insertion in model container [2022-11-20 17:43:37,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:43:37,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:43:37,285 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:43:37,475 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-11-20 17:43:37,484 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-11-20 17:43:37,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:43:37,516 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:43:37,548 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:43:37,589 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[31505,31518] [2022-11-20 17:43:37,599 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_20ee2a3e-12b4-41d5-9b33-de0c1edda243/sv-benchmarks/c/pthread-atomic/szymanski.i[32915,32928] [2022-11-20 17:43:37,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:43:37,651 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:43:37,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37 WrapperNode [2022-11-20 17:43:37,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:43:37,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:43:37,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:43:37,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:43:37,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,721 INFO L138 Inliner]: procedures = 174, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2022-11-20 17:43:37,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:43:37,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:43:37,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:43:37,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:43:37,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,785 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:43:37,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:43:37,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:43:37,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:43:37,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:43:37" (1/1) ... [2022-11-20 17:43:37,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:43:37,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:43:37,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:43:37,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:43:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:43:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-20 17:43:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-20 17:43:37,895 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-20 17:43:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-20 17:43:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:43:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:43:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:43:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:43:37,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:43:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:43:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:43:37,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:43:37,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:43:37,899 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 17:43:38,057 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:43:38,068 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:43:38,356 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:43:38,363 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:43:38,363 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-11-20 17:43:38,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:43:38 BoogieIcfgContainer [2022-11-20 17:43:38,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:43:38,367 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:43:38,367 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:43:38,386 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:43:38,386 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:43:38" (1/1) ... [2022-11-20 17:43:38,387 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 17:43:38,394 INFO L158 Benchmark]: Toolchain (without parser) took 1362.55ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 39.2MB in the end (delta: 7.3MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-11-20 17:43:38,395 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 52.4MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:43:38,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 617.85ms. Allocated memory is still 69.2MB. Free memory was 46.3MB in the beginning and 42.0MB in the end (delta: 4.3MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-11-20 17:43:38,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.64ms. Allocated memory is still 69.2MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:43:38,399 INFO L158 Benchmark]: Boogie Preprocessor took 67.73ms. Allocated memory is still 69.2MB. Free memory was 39.9MB in the beginning and 37.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:43:38,400 INFO L158 Benchmark]: RCFGBuilder took 575.97ms. Allocated memory is still 69.2MB. Free memory was 37.9MB in the beginning and 40.3MB in the end (delta: -2.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-20 17:43:38,401 INFO L158 Benchmark]: CodeCheck took 24.74ms. Allocated memory is still 69.2MB. Free memory was 40.0MB in the beginning and 39.2MB in the end (delta: 764.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:43:38,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 52.4MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 617.85ms. Allocated memory is still 69.2MB. Free memory was 46.3MB in the beginning and 42.0MB in the end (delta: 4.3MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.64ms. Allocated memory is still 69.2MB. Free memory was 42.0MB in the beginning and 39.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.73ms. Allocated memory is still 69.2MB. Free memory was 39.9MB in the beginning and 37.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.97ms. Allocated memory is still 69.2MB. Free memory was 37.9MB in the beginning and 40.3MB in the end (delta: -2.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 24.74ms. Allocated memory is still 69.2MB. Free memory was 40.0MB in the beginning and 39.2MB in the end (delta: 764.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:43:38,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20ee2a3e-12b4-41d5-9b33-de0c1edda243/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: Concurrent programs are currently unsupported