./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/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_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/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_2655bb21-fd3e-4cb2-9848-173d408af1bc/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 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 16:39:43,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:43,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:43,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:43,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:43,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:43,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:43,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:43,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:43,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:43,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:43,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:43,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:43,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:43,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:43,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:43,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:43,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:43,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:43,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:43,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:43,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:43,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:43,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:43,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:43,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:43,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:43,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:43,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:43,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:43,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:43,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:43,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:43,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:43,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:43,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:43,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:43,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:43,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:43,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:43,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:43,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 16:39:43,365 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:43,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:43,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:43,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:43,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:43,371 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:43,371 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:43,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:43,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:43,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:43,373 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:39:43,373 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:39:43,374 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:39:43,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:43,374 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:43,374 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:43,375 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:43,375 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:43,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:43,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:43,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:43,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:43,376 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:39:43,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:39:43,377 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_2655bb21-fd3e-4cb2-9848-173d408af1bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-11-20 16:39:43,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:43,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:43,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:43,658 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:43,658 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:43,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:46,765 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:46,977 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:46,978 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:46,984 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data/0bb04cae2/796340c4386e497bbc1f5e2101bbc733/FLAG2a98cfb38 [2022-11-20 16:39:47,000 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data/0bb04cae2/796340c4386e497bbc1f5e2101bbc733 [2022-11-20 16:39:47,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:47,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:47,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:47,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:47,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:47,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10033a0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47, skipping insertion in model container [2022-11-20 16:39:47,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:47,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:47,225 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_2655bb21-fd3e-4cb2-9848-173d408af1bc/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:47,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:47,240 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:47,258 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_2655bb21-fd3e-4cb2-9848-173d408af1bc/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:47,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:47,271 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:47,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47 WrapperNode [2022-11-20 16:39:47,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:47,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:47,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:47,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:47,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,324 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-11-20 16:39:47,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:47,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:47,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:47,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:47,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,367 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:47,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:47,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:47,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:47,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:47,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:47,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:47,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:47,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:39:47,450 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:39:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:39:47,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:39:47,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:39:47,452 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:39:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:39:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:39:47,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:39:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:39:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:47,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:39:47,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:47,455 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 16:39:47,632 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:47,634 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:47,920 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:47,962 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:47,962 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:39:47,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:47 BoogieIcfgContainer [2022-11-20 16:39:47,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:47,966 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:47,966 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:47,977 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:47,977 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:47" (1/1) ... [2022-11-20 16:39:47,978 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 16:39:47,982 INFO L158 Benchmark]: Toolchain (without parser) took 973.72ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 100.6MB in the beginning and 146.3MB in the end (delta: -45.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:47,983 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:47,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.88ms. Allocated memory is still 146.8MB. Free memory was 100.3MB in the beginning and 89.7MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:39:47,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.23ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 88.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:47,984 INFO L158 Benchmark]: Boogie Preprocessor took 45.76ms. Allocated memory is still 146.8MB. Free memory was 88.0MB in the beginning and 86.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:47,985 INFO L158 Benchmark]: RCFGBuilder took 593.18ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 86.5MB in the beginning and 146.8MB in the end (delta: -60.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-11-20 16:39:47,986 INFO L158 Benchmark]: CodeCheck took 14.45ms. Allocated memory is still 178.3MB. Free memory was 146.8MB in the beginning and 146.3MB in the end (delta: 433.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:47,989 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 0.18ms. Allocated memory is still 146.8MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.88ms. Allocated memory is still 146.8MB. Free memory was 100.3MB in the beginning and 89.7MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.23ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 88.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.76ms. Allocated memory is still 146.8MB. Free memory was 88.0MB in the beginning and 86.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 593.18ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 86.5MB in the beginning and 146.8MB in the end (delta: -60.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * CodeCheck took 14.45ms. Allocated memory is still 178.3MB. Free memory was 146.8MB in the beginning and 146.3MB in the end (delta: 433.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:39:48,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/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_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/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_2655bb21-fd3e-4cb2-9848-173d408af1bc/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 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 16:39:50,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:50,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:50,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:50,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:50,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:50,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:50,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:50,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:50,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:50,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:50,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:50,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:50,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:50,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:50,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:50,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:50,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:50,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:50,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:50,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:50,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:50,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:50,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:50,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:50,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:50,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:50,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:50,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:50,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:50,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:50,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:50,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:50,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:50,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:50,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:50,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:50,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:50,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:50,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:50,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:50,702 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 16:39:50,743 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:50,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:50,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:50,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:50,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:50,747 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:50,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:50,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:50,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:50,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:50,749 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:39:50,749 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:39:50,749 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:39:50,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:50,750 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:39:50,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:39:50,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:39:50,750 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:50,750 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:50,751 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:50,751 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:50,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:50,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:50,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:50,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:50,752 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:39:50,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:39:50,752 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:39:50,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:39:50,753 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_2655bb21-fd3e-4cb2-9848-173d408af1bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-11-20 16:39:51,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:51,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:51,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:51,204 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:51,205 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:51,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:54,529 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:54,787 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:54,787 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-20 16:39:54,794 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data/8fadcedb9/cbf34f7ec5754bcda9e4c5faf4788c12/FLAGdaad3578c [2022-11-20 16:39:54,811 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/data/8fadcedb9/cbf34f7ec5754bcda9e4c5faf4788c12 [2022-11-20 16:39:54,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:54,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:54,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:54,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:54,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:54,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:54" (1/1) ... [2022-11-20 16:39:54,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d439fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:54, skipping insertion in model container [2022-11-20 16:39:54,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:54" (1/1) ... [2022-11-20 16:39:54,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:54,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:55,013 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_2655bb21-fd3e-4cb2-9848-173d408af1bc/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:55,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:55,032 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:55,052 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_2655bb21-fd3e-4cb2-9848-173d408af1bc/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-20 16:39:55,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:55,069 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:55,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55 WrapperNode [2022-11-20 16:39:55,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:55,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:55,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:55,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:55,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,151 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-11-20 16:39:55,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:55,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:55,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:55,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:55,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:55,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:55,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:55,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:55,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:55,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:55,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:55,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:39:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:39:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:39:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:39:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:39:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:39:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:39:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:39:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:39:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:39:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:39:55,287 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 16:39:55,437 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:55,439 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:55,863 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:55,905 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:55,906 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:39:55,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:55 BoogieIcfgContainer [2022-11-20 16:39:55,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:55,909 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:55,909 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:55,920 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:55,921 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:55" (1/1) ... [2022-11-20 16:39:55,922 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 16:39:55,926 INFO L158 Benchmark]: Toolchain (without parser) took 1111.00ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.7MB in the beginning and 42.7MB in the end (delta: 2.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-20 16:39:55,927 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:55,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.56ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 33.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:55,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.66ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.3MB in the beginning and 62.4MB in the end (delta: -29.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2022-11-20 16:39:55,929 INFO L158 Benchmark]: Boogie Preprocessor took 31.43ms. Allocated memory is still 81.8MB. Free memory was 62.4MB in the beginning and 60.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:55,929 INFO L158 Benchmark]: RCFGBuilder took 724.50ms. Allocated memory is still 81.8MB. Free memory was 60.9MB in the beginning and 43.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 16:39:55,930 INFO L158 Benchmark]: CodeCheck took 15.03ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 42.7MB in the end (delta: 827.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:55,933 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 0.28ms. Allocated memory is still 67.1MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.56ms. Allocated memory is still 67.1MB. Free memory was 44.4MB in the beginning and 33.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.66ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.3MB in the beginning and 62.4MB in the end (delta: -29.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.43ms. Allocated memory is still 81.8MB. Free memory was 62.4MB in the beginning and 60.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 724.50ms. Allocated memory is still 81.8MB. Free memory was 60.9MB in the beginning and 43.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.03ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 42.7MB in the end (delta: 827.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:39:55,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2655bb21-fd3e-4cb2-9848-173d408af1bc/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