./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:29:54,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:29:54,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:29:54,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:29:54,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:29:54,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:29:54,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:29:54,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:29:54,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:29:54,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:29:54,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:29:54,709 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:29:54,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:29:54,711 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:29:54,711 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:29:54,712 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:29:54,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:29:54,713 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:29:54,713 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:29:54,714 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:29:54,714 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:29:54,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:29:54,715 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:29:54,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:29:54,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:54,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:29:54,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:29:54,720 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:29:54,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:29:54,721 INFO L153 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_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 [2023-11-19 03:29:54,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:29:55,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:29:55,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:29:55,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:29:55,022 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:29:55,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 03:29:58,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:58,567 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:58,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 03:29:58,578 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data/59be9da5b/b8311e79818242aea6f656d36bc1e932/FLAGb0673ce96 [2023-11-19 03:29:58,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data/59be9da5b/b8311e79818242aea6f656d36bc1e932 [2023-11-19 03:29:58,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:58,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:58,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:58,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:58,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:58,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:58,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c12b8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58, skipping insertion in model container [2023-11-19 03:29:58,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:58,640 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:58,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:58,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:29:58,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:58,961 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:29:58,961 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:29:58,969 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:29:58,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58 WrapperNode [2023-11-19 03:29:58,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:58,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:58,971 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:29:58,971 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:29:58,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:58,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,054 INFO L138 Inliner]: procedures = 28, calls = 81, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 416 [2023-11-19 03:29:59,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:59,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:29:59,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:29:59,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:29:59,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:29:59,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:29:59,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:29:59,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:29:59,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:58" (1/1) ... [2023-11-19 03:29:59,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:59,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:29:59,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:29:59,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:29:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:29:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:29:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:29:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:29:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:29:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:29:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:29:59,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:29:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:29:59,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:29:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:29:59,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:29:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:29:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:29:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:29:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:29:59,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:29:59,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:29:59,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:29:59,223 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:29:59,424 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:29:59,426 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:30:00,430 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:30:00,673 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:30:00,674 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:30:00,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:00 BoogieIcfgContainer [2023-11-19 03:30:00,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:30:00,683 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:30:00,683 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:30:00,695 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:30:00,696 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:00" (1/1) ... [2023-11-19 03:30:00,697 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:30:00,703 INFO L158 Benchmark]: Toolchain (without parser) took 2103.56ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 96.2MB in the beginning and 110.2MB in the end (delta: -14.0MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-11-19 03:30:00,703 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:00,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.50ms. Allocated memory is still 134.2MB. Free memory was 96.0MB in the beginning and 82.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:30:00,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.25ms. Allocated memory is still 134.2MB. Free memory was 82.5MB in the beginning and 79.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:30:00,706 INFO L158 Benchmark]: Boogie Preprocessor took 59.48ms. Allocated memory is still 134.2MB. Free memory was 79.2MB in the beginning and 76.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:30:00,707 INFO L158 Benchmark]: RCFGBuilder took 1557.00ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 76.2MB in the beginning and 110.4MB in the end (delta: -34.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-19 03:30:00,708 INFO L158 Benchmark]: CodeCheck took 17.70ms. Allocated memory is still 192.9MB. Free memory was 110.4MB in the beginning and 110.2MB in the end (delta: 246.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:00,711 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.50ms. Allocated memory is still 134.2MB. Free memory was 96.0MB in the beginning and 82.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.25ms. Allocated memory is still 134.2MB. Free memory was 82.5MB in the beginning and 79.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.48ms. Allocated memory is still 134.2MB. Free memory was 79.2MB in the beginning and 76.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1557.00ms. Allocated memory was 134.2MB in the beginning and 192.9MB in the end (delta: 58.7MB). Free memory was 76.2MB in the beginning and 110.4MB in the end (delta: -34.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * CodeCheck took 17.70ms. Allocated memory is still 192.9MB. Free memory was 110.4MB in the beginning and 110.2MB in the end (delta: 246.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:30:00,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:03,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:03,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:30:03,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:03,623 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:03,624 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:03,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:03,626 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:30:03,626 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:30:03,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:30:03,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:03,633 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:30:03,633 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:30:03,635 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:30:03,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:03,636 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:30:03,637 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:30:03,637 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:30:03,638 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:30:03,638 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:30:03,639 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:03,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:03,640 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:03,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:03,641 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:30:03,642 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:30:03,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:03,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:03,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:03,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:03,646 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:30:03,646 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:30:03,646 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:30:03,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:30:03,647 INFO L153 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_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecd7c8e693c00e4ad1aa87421fd475cfc129d605eef5f310568fee0c97eadf4 [2023-11-19 03:30:04,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:04,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:04,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:04,080 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:04,081 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:04,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 03:30:07,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:30:07,625 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:30:07,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/sv-benchmarks/c/weaver/popl20-prod-cons-eq.wvr.c [2023-11-19 03:30:07,645 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data/512de8f78/9c45563b9da64029854b2955b0acc48a/FLAG78c349262 [2023-11-19 03:30:07,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/data/512de8f78/9c45563b9da64029854b2955b0acc48a [2023-11-19 03:30:07,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:30:07,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:30:07,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:07,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:30:07,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:30:07,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:07" (1/1) ... [2023-11-19 03:30:07,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248d46c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:07, skipping insertion in model container [2023-11-19 03:30:07,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:07" (1/1) ... [2023-11-19 03:30:07,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:08,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:08,099 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:30:08,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:08,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:08,179 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:30:08,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:08,229 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:08,229 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:30:08,238 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:30:08,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08 WrapperNode [2023-11-19 03:30:08,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:08,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:08,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:30:08,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:30:08,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,313 INFO L138 Inliner]: procedures = 30, calls = 81, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 404 [2023-11-19 03:30:08,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:08,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:30:08,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:30:08,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:30:08,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,390 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,406 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:30:08,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:30:08,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:30:08,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:30:08,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:08" (1/1) ... [2023-11-19 03:30:08,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:08,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:30:08,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:30:08,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:30:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:30:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 03:30:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:30:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:30:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:30:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:30:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:30:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:30:08,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:30:08,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:30:08,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:30:08,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:30:08,561 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:30:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:30:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:30:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:30:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:30:08,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:30:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 03:30:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:30:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:30:08,564 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:30:08,761 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:30:08,763 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:30:10,052 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:30:10,441 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:30:10,441 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:30:10,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:10 BoogieIcfgContainer [2023-11-19 03:30:10,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:30:10,456 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:30:10,457 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:30:10,469 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:30:10,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:10" (1/1) ... [2023-11-19 03:30:10,471 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:30:10,478 INFO L158 Benchmark]: Toolchain (without parser) took 2803.79ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 59.7MB in the beginning and 68.2MB in the end (delta: -8.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-11-19 03:30:10,479 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 62.9MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:10,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.00ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 43.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:30:10,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.99ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 39.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:30:10,483 INFO L158 Benchmark]: Boogie Preprocessor took 117.99ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 61.2MB in the end (delta: -21.3MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-11-19 03:30:10,485 INFO L158 Benchmark]: RCFGBuilder took 2021.85ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 61.2MB in the beginning and 68.9MB in the end (delta: -7.7MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2023-11-19 03:30:10,486 INFO L158 Benchmark]: CodeCheck took 19.61ms. Allocated memory is still 104.9MB. Free memory was 68.9MB in the beginning and 68.2MB in the end (delta: 674.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:30:10,495 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 62.9MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.00ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 43.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.99ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 39.9MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.99ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 61.2MB in the end (delta: -21.3MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2021.85ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 61.2MB in the beginning and 68.9MB in the end (delta: -7.7MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * CodeCheck took 19.61ms. Allocated memory is still 104.9MB. Free memory was 68.9MB in the beginning and 68.2MB in the end (delta: 674.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:30:10,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb9736a-ca4f-46d4-bb26-18dd57d01bef/bin/ukojak-verify-G8NBE6pJGL/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