./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer.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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- 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 17:40:36,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:40:36,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:40:37,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:40:37,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:40:37,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:40:37,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:40:37,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:40:37,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:40:37,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:40:37,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:40:37,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:40:37,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:40:37,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:40:37,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:40:37,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:40:37,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:40:37,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:40:37,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:40:37,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:40:37,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:40:37,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:40:37,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:40:37,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:40:37,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:40:37,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:40:37,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:40:37,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:40:37,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:40:37,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:40:37,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:40:37,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:40:37,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:40:37,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:40:37,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:40:37,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:40:37,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:40:37,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:40:37,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:40:37,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:40:37,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:40:37,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 17:40:37,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:40:37,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:40:37,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:40:37,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:40:37,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:40:37,088 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:40:37,088 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:40:37,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:40:37,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:40:37,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:40:37,090 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:40:37,090 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:40:37,090 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:40:37,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:40:37,091 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:40:37,091 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:40:37,091 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:40:37,092 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:40:37,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:40:37,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:37,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:40:37,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:40:37,093 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:40:37,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:40:37,094 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2022-11-20 17:40:37,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:40:37,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:40:37,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:40:37,407 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:40:37,407 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:40:37,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 17:40:40,594 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:40:40,893 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:40:40,908 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 17:40:40,930 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data/1885fa07f/4c45bc90be3a4f8c94b5aa4f852ac305/FLAG6f613bedd [2022-11-20 17:40:40,950 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data/1885fa07f/4c45bc90be3a4f8c94b5aa4f852ac305 [2022-11-20 17:40:40,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:40:40,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:40:40,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:40,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:40:40,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:40:40,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:40" (1/1) ... [2022-11-20 17:40:40,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2551d294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:40, skipping insertion in model container [2022-11-20 17:40:40,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:40" (1/1) ... [2022-11-20 17:40:40,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:40:41,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:40:41,833 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 17:40:41,844 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 17:40:41,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:41,874 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:40:41,957 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 17:40:41,970 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 17:40:41,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:42,068 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:40:42,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42 WrapperNode [2022-11-20 17:40:42,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:42,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:42,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:40:42,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:40:42,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,177 INFO L138 Inliner]: procedures = 274, calls = 57, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 202 [2022-11-20 17:40:42,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:42,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:40:42,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:40:42,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:40:42,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,243 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:40:42,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:40:42,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:40:42,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:40:42,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:42" (1/1) ... [2022-11-20 17:40:42,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:42,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:40:42,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:40:42,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:40:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 17:40:42,333 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 17:40:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 17:40:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 17:40:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:40:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:40:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:40:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:40:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:40:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:40:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:40:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:40:42,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:40:42,337 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 17:40:42,486 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:40:42,489 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:40:43,245 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:40:43,257 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:40:43,266 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:40:43,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:43 BoogieIcfgContainer [2022-11-20 17:40:43,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:40:43,270 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:40:43,272 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:40:43,283 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:40:43,284 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:43" (1/1) ... [2022-11-20 17:40:43,285 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 17:40:43,295 INFO L158 Benchmark]: Toolchain (without parser) took 2335.96ms. Allocated memory is still 157.3MB. Free memory was 115.0MB in the beginning and 119.8MB in the end (delta: -4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:40:43,296 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:40:43,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1108.74ms. Allocated memory is still 157.3MB. Free memory was 115.0MB in the beginning and 84.6MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 17:40:43,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.09ms. Allocated memory is still 157.3MB. Free memory was 84.6MB in the beginning and 81.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:40:43,299 INFO L158 Benchmark]: Boogie Preprocessor took 75.16ms. Allocated memory is still 157.3MB. Free memory was 81.5MB in the beginning and 79.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:40:43,300 INFO L158 Benchmark]: RCFGBuilder took 1014.92ms. Allocated memory is still 157.3MB. Free memory was 79.4MB in the beginning and 120.6MB in the end (delta: -41.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2022-11-20 17:40:43,301 INFO L158 Benchmark]: CodeCheck took 22.30ms. Allocated memory is still 157.3MB. Free memory was 120.6MB in the beginning and 119.8MB in the end (delta: 795.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:40:43,311 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 0.33ms. Allocated memory is still 104.9MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1108.74ms. Allocated memory is still 157.3MB. Free memory was 115.0MB in the beginning and 84.6MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.09ms. Allocated memory is still 157.3MB. Free memory was 84.6MB in the beginning and 81.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.16ms. Allocated memory is still 157.3MB. Free memory was 81.5MB in the beginning and 79.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1014.92ms. Allocated memory is still 157.3MB. Free memory was 79.4MB in the beginning and 120.6MB in the end (delta: -41.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * CodeCheck took 22.30ms. Allocated memory is still 157.3MB. Free memory was 120.6MB in the beginning and 119.8MB in the end (delta: 795.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:40:43,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- 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 17:40:45,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:40:46,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:40:46,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:40:46,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:40:46,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:40:46,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:40:46,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:40:46,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:40:46,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:40:46,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:40:46,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:40:46,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:40:46,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:40:46,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:40:46,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:40:46,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:40:46,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:40:46,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:40:46,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:40:46,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:40:46,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:40:46,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:40:46,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:40:46,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:40:46,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:40:46,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:40:46,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:40:46,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:40:46,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:40:46,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:40:46,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:40:46,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:40:46,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:40:46,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:40:46,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:40:46,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:40:46,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:40:46,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:40:46,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:40:46,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:40:46,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 17:40:46,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:40:46,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:40:46,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:40:46,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:40:46,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:40:46,169 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:40:46,169 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:40:46,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:40:46,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:40:46,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:40:46,170 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:40:46,170 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:40:46,170 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:40:46,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:40:46,171 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:40:46,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:40:46,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:40:46,171 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:40:46,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:40:46,172 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:40:46,172 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:40:46,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:40:46,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:46,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:40:46,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:40:46,173 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:40:46,173 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:40:46,174 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:40:46,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:40:46,174 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2022-11-20 17:40:46,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:40:46,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:40:46,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:40:46,627 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:40:46,628 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:40:46,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 17:40:50,366 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:40:50,802 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:40:50,803 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 17:40:50,843 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data/a59d5d39b/89848e1f8cea4890a2b127f1a551cc0d/FLAGd1d36c90c [2022-11-20 17:40:50,878 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/data/a59d5d39b/89848e1f8cea4890a2b127f1a551cc0d [2022-11-20 17:40:50,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:40:50,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:40:50,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:50,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:40:50,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:40:50,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:50" (1/1) ... [2022-11-20 17:40:50,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7011cf09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:50, skipping insertion in model container [2022-11-20 17:40:50,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:50" (1/1) ... [2022-11-20 17:40:50,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:40:50,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:40:51,745 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 17:40:51,755 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 17:40:51,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:51,791 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:40:51,868 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 17:40:51,872 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_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 17:40:51,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:51,967 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:40:51,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51 WrapperNode [2022-11-20 17:40:51,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:51,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:51,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:40:51,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:40:51,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,083 INFO L138 Inliner]: procedures = 278, calls = 57, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 198 [2022-11-20 17:40:52,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:52,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:40:52,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:40:52,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:40:52,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:40:52,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:40:52,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:40:52,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:40:52,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:51" (1/1) ... [2022-11-20 17:40:52,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:52,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:40:52,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:40:52,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:40:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:40:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 17:40:52,277 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 17:40:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 17:40:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 17:40:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:40:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:40:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:40:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:40:52,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:40:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 17:40:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:40:52,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:40:52,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:40:52,281 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 17:40:52,479 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:40:52,482 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:40:53,346 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:40:53,357 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:40:53,358 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:40:53,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:53 BoogieIcfgContainer [2022-11-20 17:40:53,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:40:53,381 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:40:53,381 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:40:53,393 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:40:53,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:53" (1/1) ... [2022-11-20 17:40:53,395 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 17:40:53,400 INFO L158 Benchmark]: Toolchain (without parser) took 2513.46ms. Allocated memory is still 75.5MB. Free memory was 54.3MB in the beginning and 43.1MB in the end (delta: 11.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-20 17:40:53,401 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:40:53,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1079.53ms. Allocated memory is still 75.5MB. Free memory was 54.1MB in the beginning and 39.1MB in the end (delta: 14.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-11-20 17:40:53,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.57ms. Allocated memory is still 75.5MB. Free memory was 39.1MB in the beginning and 36.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:40:53,404 INFO L158 Benchmark]: Boogie Preprocessor took 86.15ms. Allocated memory is still 75.5MB. Free memory was 36.0MB in the beginning and 33.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:40:53,405 INFO L158 Benchmark]: RCFGBuilder took 1209.40ms. Allocated memory is still 75.5MB. Free memory was 33.6MB in the beginning and 44.3MB in the end (delta: -10.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2022-11-20 17:40:53,406 INFO L158 Benchmark]: CodeCheck took 17.17ms. Allocated memory is still 75.5MB. Free memory was 43.9MB in the beginning and 43.1MB in the end (delta: 806.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:40:53,417 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 0.36ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1079.53ms. Allocated memory is still 75.5MB. Free memory was 54.1MB in the beginning and 39.1MB in the end (delta: 14.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.57ms. Allocated memory is still 75.5MB. Free memory was 39.1MB in the beginning and 36.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.15ms. Allocated memory is still 75.5MB. Free memory was 36.0MB in the beginning and 33.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1209.40ms. Allocated memory is still 75.5MB. Free memory was 33.6MB in the beginning and 44.3MB in the end (delta: -10.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * CodeCheck took 17.17ms. Allocated memory is still 75.5MB. Free memory was 43.9MB in the beginning and 43.1MB in the end (delta: 806.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:40:53,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9993fb-2b10-4e2e-9bd4-1a16436090c7/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