./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-match-subst.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_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/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_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/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_f53b6abd-cf78-47f8-94a4-4ac69782d714/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 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:52,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:52,636 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:27:52,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:52,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:52,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:52,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:52,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:52,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:52,685 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:52,685 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:52,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:52,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:52,687 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:27:52,688 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:27:52,688 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:27:52,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:52,689 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:52,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:52,690 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:52,691 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:52,692 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:52,692 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:52,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:52,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:52,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:52,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:52,694 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:52,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:52,695 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_f53b6abd-cf78-47f8-94a4-4ac69782d714/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa [2023-11-19 03:27:52,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:53,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:53,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:53,018 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:53,019 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:53,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:27:56,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:56,293 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:56,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:27:56,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data/491543593/8c771769ae1749b4884e7bc8d25e14ec/FLAGe4b9e929f [2023-11-19 03:27:56,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data/491543593/8c771769ae1749b4884e7bc8d25e14ec [2023-11-19 03:27:56,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:56,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:56,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:56,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:56,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:56,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@433d265b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56, skipping insertion in model container [2023-11-19 03:27:56,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,369 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:56,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:56,581 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:56,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:56,633 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:56,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56 WrapperNode [2023-11-19 03:27:56,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:56,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:56,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:56,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:56,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,721 INFO L138 Inliner]: procedures = 23, calls = 35, calls flagged for inlining = 13, calls inlined = 23, statements flattened = 219 [2023-11-19 03:27:56,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:56,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:56,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:56,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:56,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:56,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:56,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:56,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:56,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:56" (1/1) ... [2023-11-19 03:27:56,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:56,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:56,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:56,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:27:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:27:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:27:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:27:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:27:56,872 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:27:56,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:27:56,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:56,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:56,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:27:56,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:56,876 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 03:27:56,989 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:56,990 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:57,427 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:57,452 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:57,452 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:27:57,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:57 BoogieIcfgContainer [2023-11-19 03:27:57,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:57,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:57,460 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:57,469 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:57,469 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,470 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 03:27:57,473 INFO L158 Benchmark]: Toolchain (without parser) took 1142.39ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 86.6MB in the beginning and 123.5MB in the end (delta: -36.9MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2023-11-19 03:27:57,474 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 140.5MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:57,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.45ms. Allocated memory is still 140.5MB. Free memory was 86.6MB in the beginning and 74.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:27:57,476 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.00ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 74.7MB in the beginning and 147.1MB in the end (delta: -72.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-19 03:27:57,477 INFO L158 Benchmark]: Boogie Preprocessor took 36.87ms. Allocated memory is still 176.2MB. Free memory was 147.1MB in the beginning and 145.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:57,477 INFO L158 Benchmark]: RCFGBuilder took 698.89ms. Allocated memory is still 176.2MB. Free memory was 145.2MB in the beginning and 124.7MB in the end (delta: 20.6MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-19 03:27:57,478 INFO L158 Benchmark]: CodeCheck took 11.98ms. Allocated memory is still 176.2MB. Free memory was 124.3MB in the beginning and 123.5MB in the end (delta: 779.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:57,482 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 0.29ms. Allocated memory is still 140.5MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.45ms. Allocated memory is still 140.5MB. Free memory was 86.6MB in the beginning and 74.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.00ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 74.7MB in the beginning and 147.1MB in the end (delta: -72.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.87ms. Allocated memory is still 176.2MB. Free memory was 147.1MB in the beginning and 145.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 698.89ms. Allocated memory is still 176.2MB. Free memory was 145.2MB in the beginning and 124.7MB in the end (delta: 20.6MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * CodeCheck took 11.98ms. Allocated memory is still 176.2MB. Free memory was 124.3MB in the beginning and 123.5MB in the end (delta: 779.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:57,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/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_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/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_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/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_f53b6abd-cf78-47f8-94a4-4ac69782d714/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 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:00,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:00,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:28:00,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:00,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:00,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:00,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:00,408 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:00,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:00,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:00,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:00,415 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:28:00,416 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:28:00,417 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:28:00,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:00,418 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:28:00,419 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:28:00,419 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:28:00,420 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:28:00,420 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:00,421 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:00,421 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:00,422 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:00,422 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:00,422 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:00,423 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:28:00,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:00,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:00,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:00,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:00,427 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:28:00,427 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:00,427 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:28:00,428 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:28:00,428 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_f53b6abd-cf78-47f8-94a4-4ac69782d714/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c931aeff3bd4feb775048ea000220a43a3b08d8a3667f51cb57a0babc9201aa [2023-11-19 03:28:00,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:00,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:00,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:00,837 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:00,838 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:00,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:28:03,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:04,218 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:04,218 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/sv-benchmarks/c/weaver/chl-match-subst.wvr.c [2023-11-19 03:28:04,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data/78c9ad632/e430f7e9035742418b95cdc44f164c66/FLAG162528955 [2023-11-19 03:28:04,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/data/78c9ad632/e430f7e9035742418b95cdc44f164c66 [2023-11-19 03:28:04,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:04,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:04,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:04,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:04,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:04,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cefa8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04, skipping insertion in model container [2023-11-19 03:28:04,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,278 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:04,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:04,540 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:04,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:04,625 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:04,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04 WrapperNode [2023-11-19 03:28:04,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:04,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:04,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:04,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:04,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,719 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 13, calls inlined = 23, statements flattened = 204 [2023-11-19 03:28:04,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:04,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:04,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:04,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:04,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:04,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:04,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:04,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:04,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:04" (1/1) ... [2023-11-19 03:28:04,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:04,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:04,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:04,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:04,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:28:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:28:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:28:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:28:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:28:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:28:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:28:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:28:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:28:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:28:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:28:04,922 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 03:28:05,174 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:05,178 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:05,712 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:05,729 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:05,729 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:28:05,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:05 BoogieIcfgContainer [2023-11-19 03:28:05,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:05,736 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:05,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:05,747 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:05,747 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:05" (1/1) ... [2023-11-19 03:28:05,748 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 03:28:05,752 INFO L158 Benchmark]: Toolchain (without parser) took 1509.02ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 65.2MB in the end (delta: 18.8MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:05,753 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:28:05,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.39ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 71.5MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:28:05,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.13ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:05,755 INFO L158 Benchmark]: Boogie Preprocessor took 92.54ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:05,755 INFO L158 Benchmark]: RCFGBuilder took 920.09ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 66.3MB in the end (delta: 652.5kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-19 03:28:05,756 INFO L158 Benchmark]: CodeCheck took 14.21ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 65.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:05,760 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 0.63ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.39ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 71.5MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.13ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.54ms. Allocated memory is still 109.1MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 920.09ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 66.3MB in the end (delta: 652.5kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * CodeCheck took 14.21ms. Allocated memory is still 109.1MB. Free memory was 66.3MB in the beginning and 65.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:28:05,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f53b6abd-cf78-47f8-94a4-4ac69782d714/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