./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c --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_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/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_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/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_da54b113-3664-4f65-994d-1f3ed97e5a15/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 a87860dbf851812846995aa918799e2b576306268e8c461660702f868d3b2804 --- 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 16:40:45,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:45,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:45,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:45,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:45,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:45,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:45,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:45,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:45,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:45,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:45,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:45,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:45,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:45,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:45,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:45,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:45,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:45,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:45,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:45,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:45,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:45,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:45,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:45,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:45,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:45,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:45,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:45,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:45,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:45,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:45,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:45,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:45,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:45,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:45,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:45,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:45,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:45,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:45,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:45,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:45,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 16:40:45,366 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:45,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:45,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:45,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:45,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:45,369 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:45,369 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:45,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:45,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:45,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:45,370 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:40:45,371 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:40:45,371 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:40:45,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:45,371 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:45,371 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:45,372 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:45,372 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:45,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:45,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:45,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:45,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:45,373 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:40:45,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:40:45,373 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_da54b113-3664-4f65-994d-1f3ed97e5a15/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a87860dbf851812846995aa918799e2b576306268e8c461660702f868d3b2804 [2022-11-20 16:40:45,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:45,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:45,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:45,671 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:45,672 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:45,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2022-11-20 16:40:48,674 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:48,906 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:48,907 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2022-11-20 16:40:48,916 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data/18240a0f5/1fc4a40ebd434b58aa8f3787ce6f1c6f/FLAGd4d01efa2 [2022-11-20 16:40:48,936 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data/18240a0f5/1fc4a40ebd434b58aa8f3787ce6f1c6f [2022-11-20 16:40:48,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:48,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:48,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:48,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:48,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:48,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:48" (1/1) ... [2022-11-20 16:40:48,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fcf325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:48, skipping insertion in model container [2022-11-20 16:40:48,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:48" (1/1) ... [2022-11-20 16:40:48,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:48,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:49,224 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_da54b113-3664-4f65-994d-1f3ed97e5a15/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2553,2566] [2022-11-20 16:40:49,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:49,256 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:49,299 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_da54b113-3664-4f65-994d-1f3ed97e5a15/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2553,2566] [2022-11-20 16:40:49,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:49,324 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:49,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49 WrapperNode [2022-11-20 16:40:49,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:49,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:49,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:49,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:49,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,390 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 101 [2022-11-20 16:40:49,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:49,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:49,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:49,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:49,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,446 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:49,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:49,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:49,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:49,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:49" (1/1) ... [2022-11-20 16:40:49,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:49,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:49,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:49,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:49,548 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:49,548 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:40:49,549 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:40:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:40:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:40:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:40:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:40:49,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:49,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:49,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:40:49,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:49,553 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 16:40:49,649 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:49,651 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:50,157 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:50,288 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:50,289 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 16:40:50,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:50 BoogieIcfgContainer [2022-11-20 16:40:50,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:50,292 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:50,292 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:50,305 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:50,305 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:50" (1/1) ... [2022-11-20 16:40:50,306 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 16:40:50,314 INFO L158 Benchmark]: Toolchain (without parser) took 1372.86ms. Allocated memory is still 151.0MB. Free memory was 109.9MB in the beginning and 66.6MB in the end (delta: 43.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-20 16:40:50,314 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:50,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.66ms. Allocated memory is still 151.0MB. Free memory was 109.9MB in the beginning and 98.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 16:40:50,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.02ms. Allocated memory is still 151.0MB. Free memory was 98.2MB in the beginning and 96.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:50,317 INFO L158 Benchmark]: Boogie Preprocessor took 64.46ms. Allocated memory is still 151.0MB. Free memory was 96.4MB in the beginning and 94.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:50,317 INFO L158 Benchmark]: RCFGBuilder took 834.38ms. Allocated memory is still 151.0MB. Free memory was 94.6MB in the beginning and 68.0MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 16:40:50,318 INFO L158 Benchmark]: CodeCheck took 20.05ms. Allocated memory is still 151.0MB. Free memory was 67.4MB in the beginning and 66.6MB in the end (delta: 754.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:50,327 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 0.24ms. Allocated memory is still 113.2MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 381.66ms. Allocated memory is still 151.0MB. Free memory was 109.9MB in the beginning and 98.2MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.02ms. Allocated memory is still 151.0MB. Free memory was 98.2MB in the beginning and 96.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.46ms. Allocated memory is still 151.0MB. Free memory was 96.4MB in the beginning and 94.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 834.38ms. Allocated memory is still 151.0MB. Free memory was 94.6MB in the beginning and 68.0MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 20.05ms. Allocated memory is still 151.0MB. Free memory was 67.4MB in the beginning and 66.6MB in the end (delta: 754.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:50,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/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_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/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_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/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_da54b113-3664-4f65-994d-1f3ed97e5a15/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 a87860dbf851812846995aa918799e2b576306268e8c461660702f868d3b2804 --- 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 16:40:52,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:52,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:52,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:52,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:52,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:52,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:52,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:52,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:52,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:52,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:52,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:52,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:52,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:52,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:52,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:52,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:52,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:52,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:52,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:52,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:52,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:52,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:52,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:52,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:52,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:52,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:52,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:52,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:52,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:52,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:52,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:52,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:52,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:52,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:52,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:52,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:52,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:52,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:52,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:52,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:52,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 16:40:52,927 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:52,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:52,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:52,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:52,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:52,930 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:52,930 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:52,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:52,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:52,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:52,932 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:40:52,932 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:40:52,932 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:40:52,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:52,933 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:40:52,933 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:40:52,933 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:40:52,933 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:52,934 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:52,934 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:52,934 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:52,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:52,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:52,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:52,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:52,935 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:40:52,936 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:40:52,936 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:40:52,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:40:52,936 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_da54b113-3664-4f65-994d-1f3ed97e5a15/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a87860dbf851812846995aa918799e2b576306268e8c461660702f868d3b2804 [2022-11-20 16:40:53,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:53,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:53,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:53,306 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:53,307 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:53,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2022-11-20 16:40:56,353 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:56,604 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:56,605 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2022-11-20 16:40:56,612 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data/6782aa81b/07b73667e0414d9d9cf6f98e2cee8f89/FLAGb0c8a53c8 [2022-11-20 16:40:56,629 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/data/6782aa81b/07b73667e0414d9d9cf6f98e2cee8f89 [2022-11-20 16:40:56,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:56,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:56,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:56,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:56,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:56,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:56" (1/1) ... [2022-11-20 16:40:56,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d3b92e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:56, skipping insertion in model container [2022-11-20 16:40:56,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:56" (1/1) ... [2022-11-20 16:40:56,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:56,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:56,857 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_da54b113-3664-4f65-994d-1f3ed97e5a15/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2553,2566] [2022-11-20 16:40:56,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:56,895 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 16:40:56,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:56,931 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_da54b113-3664-4f65-994d-1f3ed97e5a15/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2553,2566] [2022-11-20 16:40:56,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:56,962 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:56,995 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_da54b113-3664-4f65-994d-1f3ed97e5a15/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2553,2566] [2022-11-20 16:40:57,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:57,035 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:57,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57 WrapperNode [2022-11-20 16:40:57,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:57,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:57,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:57,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:57,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,108 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 98 [2022-11-20 16:40:57,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:57,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:57,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:57,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:57,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:57,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:57,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:57,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:57,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:57" (1/1) ... [2022-11-20 16:40:57,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:57,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:57,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:57,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:40:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:40:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:57,322 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:40:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:40:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:40:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:40:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:40:57,330 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 16:40:57,441 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:57,443 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:58,018 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:58,209 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:58,209 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 16:40:58,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:58 BoogieIcfgContainer [2022-11-20 16:40:58,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:58,212 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:58,212 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:58,222 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:58,222 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:58" (1/1) ... [2022-11-20 16:40:58,223 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 16:40:58,227 INFO L158 Benchmark]: Toolchain (without parser) took 1592.93ms. Allocated memory is still 79.7MB. Free memory was 58.1MB in the beginning and 48.1MB in the end (delta: 10.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-11-20 16:40:58,227 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:58,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.43ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 44.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:58,228 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.35ms. Allocated memory is still 79.7MB. Free memory was 44.2MB in the beginning and 42.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:58,229 INFO L158 Benchmark]: Boogie Preprocessor took 74.35ms. Allocated memory is still 79.7MB. Free memory was 42.5MB in the beginning and 60.4MB in the end (delta: -17.8MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:58,230 INFO L158 Benchmark]: RCFGBuilder took 1027.54ms. Allocated memory is still 79.7MB. Free memory was 60.0MB in the beginning and 49.3MB in the end (delta: 10.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:58,230 INFO L158 Benchmark]: CodeCheck took 12.84ms. Allocated memory is still 79.7MB. Free memory was 49.3MB in the beginning and 48.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:58,233 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 0.22ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.43ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 44.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.35ms. Allocated memory is still 79.7MB. Free memory was 44.2MB in the beginning and 42.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.35ms. Allocated memory is still 79.7MB. Free memory was 42.5MB in the beginning and 60.4MB in the end (delta: -17.8MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1027.54ms. Allocated memory is still 79.7MB. Free memory was 60.0MB in the beginning and 49.3MB in the end (delta: 10.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 12.84ms. Allocated memory is still 79.7MB. Free memory was 49.3MB in the beginning and 48.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:58,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da54b113-3664-4f65-994d-1f3ed97e5a15/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