./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/singleton.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:12:46,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:12:46,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:12:46,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:12:46,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:12:46,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:12:46,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:12:46,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:12:46,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:12:46,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:12:46,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:12:46,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:12:46,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:12:46,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:12:46,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:12:46,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:12:46,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:12:46,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:12:46,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:12:46,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:12:46,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:12:46,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:12:46,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:12:46,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:12:46,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:12:46,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:12:46,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:12:46,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:12:46,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:12:46,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:12:46,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:12:46,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:12:46,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:12:46,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:12:46,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:12:46,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:12:46,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:12:46,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:12:46,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:12:46,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:12:46,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:12:46,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:12:46,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:12:46,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:12:46,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:12:46,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:12:46,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:12:46,910 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:12:46,910 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:12:46,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:12:46,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:12:46,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:12:46,912 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:12:46,912 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:12:46,912 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:12:46,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:12:46,913 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:12:46,913 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:12:46,913 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:12:46,913 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:12:46,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:12:46,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:12:46,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:12:46,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:12:46,915 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:12:46,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:12:46,915 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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2022-11-20 18:12:47,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:12:47,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:12:47,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:12:47,206 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:12:47,206 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:12:47,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton.i [2022-11-20 18:12:50,259 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:12:50,539 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:12:50,539 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/sv-benchmarks/c/pthread/singleton.i [2022-11-20 18:12:50,576 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data/92e728835/c6ea0bbb8d1040aa8d64abf1750496d9/FLAG1ff870177 [2022-11-20 18:12:50,592 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data/92e728835/c6ea0bbb8d1040aa8d64abf1750496d9 [2022-11-20 18:12:50,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:12:50,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:12:50,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:12:50,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:12:50,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:12:50,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:50" (1/1) ... [2022-11-20 18:12:50,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c38eabb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:50, skipping insertion in model container [2022-11-20 18:12:50,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:50" (1/1) ... [2022-11-20 18:12:50,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:12:50,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:12:50,881 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:12:51,275 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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-20 18:12:51,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:12:51,328 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:12:51,358 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:12:51,377 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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-20 18:12:51,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:12:51,457 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:12:51,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51 WrapperNode [2022-11-20 18:12:51,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:12:51,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:12:51,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:12:51,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:12:51,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,535 INFO L138 Inliner]: procedures = 325, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2022-11-20 18:12:51,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:12:51,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:12:51,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:12:51,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:12:51,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,586 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:12:51,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:12:51,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:12:51,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:12:51,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:51" (1/1) ... [2022-11-20 18:12:51,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:12:51,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:12:51,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:12:51,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:12:51,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:12:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:12:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:12:51,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:12:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:12:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 18:12:51,694 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 18:12:51,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:12:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:12:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:12:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:12:51,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 18:12:51,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 18:12:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:12:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:12:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:12:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:12:51,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:12:51,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:12:51,698 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:12:51,866 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:12:51,869 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:12:52,313 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:12:52,330 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:12:52,330 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:12:52,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:12:52 BoogieIcfgContainer [2022-11-20 18:12:52,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:12:52,336 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:12:52,336 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:12:52,346 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:12:52,346 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:12:52" (1/1) ... [2022-11-20 18:12:52,347 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 18:12:52,355 INFO L158 Benchmark]: Toolchain (without parser) took 1758.25ms. Allocated memory is still 178.3MB. Free memory was 138.9MB in the beginning and 144.6MB in the end (delta: -5.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:12:52,357 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:12:52,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 860.42ms. Allocated memory is still 178.3MB. Free memory was 138.3MB in the beginning and 105.4MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 18:12:52,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.75ms. Allocated memory is still 178.3MB. Free memory was 105.4MB in the beginning and 103.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:12:52,359 INFO L158 Benchmark]: Boogie Preprocessor took 62.40ms. Allocated memory is still 178.3MB. Free memory was 103.3MB in the beginning and 101.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:12:52,360 INFO L158 Benchmark]: RCFGBuilder took 734.08ms. Allocated memory is still 178.3MB. Free memory was 101.2MB in the beginning and 146.2MB in the end (delta: -45.0MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-11-20 18:12:52,361 INFO L158 Benchmark]: CodeCheck took 17.92ms. Allocated memory is still 178.3MB. Free memory was 146.2MB in the beginning and 144.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:12:52,369 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 860.42ms. Allocated memory is still 178.3MB. Free memory was 138.3MB in the beginning and 105.4MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.75ms. Allocated memory is still 178.3MB. Free memory was 105.4MB in the beginning and 103.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.40ms. Allocated memory is still 178.3MB. Free memory was 103.3MB in the beginning and 101.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 734.08ms. Allocated memory is still 178.3MB. Free memory was 101.2MB in the beginning and 146.2MB in the end (delta: -45.0MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * CodeCheck took 17.92ms. Allocated memory is still 178.3MB. Free memory was 146.2MB in the beginning and 144.6MB in the end (delta: 1.6MB). 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 18:12:52,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:12:55,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:12:55,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:12:55,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:12:55,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:12:55,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:12:55,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:12:55,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:12:55,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:12:55,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:12:55,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:12:55,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:12:55,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:12:55,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:12:55,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:12:55,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:12:55,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:12:55,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:12:55,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:12:55,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:12:55,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:12:55,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:12:55,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:12:55,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:12:55,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:12:55,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:12:55,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:12:55,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:12:55,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:12:55,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:12:55,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:12:55,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:12:55,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:12:55,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:12:55,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:12:55,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:12:55,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:12:55,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:12:55,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:12:55,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:12:55,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:12:55,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 18:12:55,135 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:12:55,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:12:55,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:12:55,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:12:55,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:12:55,138 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:12:55,138 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:12:55,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:12:55,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:12:55,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:12:55,139 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:12:55,139 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:12:55,140 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:12:55,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:12:55,140 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:12:55,140 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:12:55,141 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:12:55,141 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:12:55,141 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:12:55,141 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:12:55,142 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:12:55,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:12:55,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:12:55,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:12:55,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:12:55,143 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:12:55,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:12:55,143 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:12:55,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:12:55,144 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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea0ecaab9c4a4889914d1343f60808acf6ec66df89812b70cea6837a39471f7f [2022-11-20 18:12:55,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:12:55,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:12:55,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:12:55,600 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:12:55,601 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:12:55,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/singleton.i [2022-11-20 18:12:58,810 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:12:59,172 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:12:59,173 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/sv-benchmarks/c/pthread/singleton.i [2022-11-20 18:12:59,203 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data/f41c34d64/875e52ca59c54dbfa45dd842a5695700/FLAG9db39e067 [2022-11-20 18:12:59,221 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/data/f41c34d64/875e52ca59c54dbfa45dd842a5695700 [2022-11-20 18:12:59,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:12:59,230 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:12:59,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:12:59,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:12:59,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:12:59,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:59" (1/1) ... [2022-11-20 18:12:59,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f250bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:59, skipping insertion in model container [2022-11-20 18:12:59,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:59" (1/1) ... [2022-11-20 18:12:59,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:12:59,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:12:59,578 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:12:59,908 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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-20 18:12:59,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:12:59,958 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:12:59,985 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:13:00,027 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_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/sv-benchmarks/c/pthread/singleton.i[55547,55560] [2022-11-20 18:13:00,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:13:00,148 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:13:00,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00 WrapperNode [2022-11-20 18:13:00,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:13:00,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:13:00,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:13:00,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:13:00,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,228 INFO L138 Inliner]: procedures = 328, calls = 52, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2022-11-20 18:13:00,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:13:00,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:13:00,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:13:00,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:13:00,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,289 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:13:00,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:13:00,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:13:00,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:13:00,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:00" (1/1) ... [2022-11-20 18:13:00,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:13:00,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:13:00,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:13:00,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:13:00,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 18:13:00,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:13:00,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:13:00,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:13:00,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 18:13:00,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:13:00,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:13:00,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:13:00,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:13:00,405 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2022-11-20 18:13:00,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2022-11-20 18:13:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:13:00,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:13:00,406 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:13:00,406 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:13:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 18:13:00,407 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 18:13:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:13:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:13:00,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:13:00,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:13:00,409 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:13:00,611 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:13:00,613 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:13:01,119 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:13:01,126 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:13:01,131 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:13:01,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:13:01 BoogieIcfgContainer [2022-11-20 18:13:01,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:13:01,135 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:13:01,140 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:13:01,150 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:13:01,150 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:13:01" (1/1) ... [2022-11-20 18:13:01,151 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 18:13:01,157 INFO L158 Benchmark]: Toolchain (without parser) took 1925.84ms. Allocated memory is still 75.5MB. Free memory was 50.2MB in the beginning and 45.3MB in the end (delta: 4.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:01,157 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:13:01,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 918.22ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 52.9MB in the end (delta: -2.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-11-20 18:13:01,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.80ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 50.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:01,159 INFO L158 Benchmark]: Boogie Preprocessor took 75.11ms. Allocated memory is still 75.5MB. Free memory was 50.4MB in the beginning and 48.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:13:01,160 INFO L158 Benchmark]: RCFGBuilder took 828.53ms. Allocated memory is still 75.5MB. Free memory was 48.4MB in the beginning and 46.2MB in the end (delta: 2.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-11-20 18:13:01,161 INFO L158 Benchmark]: CodeCheck took 20.75ms. Allocated memory is still 75.5MB. Free memory was 46.2MB in the beginning and 45.3MB in the end (delta: 894.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:13:01,170 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 0.30ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 918.22ms. Allocated memory is still 75.5MB. Free memory was 50.1MB in the beginning and 52.9MB in the end (delta: -2.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.80ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 50.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.11ms. Allocated memory is still 75.5MB. Free memory was 50.4MB in the beginning and 48.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 828.53ms. Allocated memory is still 75.5MB. Free memory was 48.4MB in the beginning and 46.2MB in the end (delta: 2.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * CodeCheck took 20.75ms. Allocated memory is still 75.5MB. Free memory was 46.2MB in the beginning and 45.3MB in the end (delta: 894.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:13:01,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5dc4d9-69e6-4846-9c79-5b85990fdc04/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