./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV --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 e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:28,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:28,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-12 00:00:28,571 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:28,572 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:28,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:28,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:28,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:28,615 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:28,620 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:28,621 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:28,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:28,622 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:28,624 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:00:28,624 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:00:28,625 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:00:28,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:28,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:28,626 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:28,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:28,627 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:28,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:28,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:28,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:28,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:28,630 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:28,630 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:28,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:28,631 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_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-12 00:00:28,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:28,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:28,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:28,932 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:28,933 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:28,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-12 00:00:32,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:32,291 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:32,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-12 00:00:32,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data/e31e71681/57062edcb5134666ab386011fca0617c/FLAGd8f10791c [2023-11-12 00:00:32,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data/e31e71681/57062edcb5134666ab386011fca0617c [2023-11-12 00:00:32,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:32,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:32,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:32,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:32,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:32,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@417845a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32, skipping insertion in model container [2023-11-12 00:00:32,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:32,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:32,659 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:32,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:32,715 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:32,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32 WrapperNode [2023-11-12 00:00:32,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:32,717 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:32,717 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:32,717 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:32,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,794 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 231 [2023-11-12 00:00:32,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:32,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:32,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:32,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:32,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,834 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,857 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,859 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:32,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:32,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:32,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:32,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:32" (1/1) ... [2023-11-12 00:00:32,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:32,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:32,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:32,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:00:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:00:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:00:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:00:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:00:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:00:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:00:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:32,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:32,950 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:00:33,076 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:33,079 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:33,698 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:33,714 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:33,715 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:00:33,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:33 BoogieIcfgContainer [2023-11-12 00:00:33,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:33,719 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:33,720 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:33,732 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:33,732 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:33" (1/1) ... [2023-11-12 00:00:33,733 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) [2023-11-12 00:00:33,738 INFO L158 Benchmark]: Toolchain (without parser) took 1394.48ms. Allocated memory was 132.1MB in the beginning and 188.7MB in the end (delta: 56.6MB). Free memory was 86.8MB in the beginning and 153.5MB in the end (delta: -66.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:33,739 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:33,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.32ms. Allocated memory is still 132.1MB. Free memory was 86.6MB in the beginning and 74.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:00:33,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.07ms. Allocated memory is still 132.1MB. Free memory was 74.0MB in the beginning and 71.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:00:33,741 INFO L158 Benchmark]: Boogie Preprocessor took 67.94ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:33,742 INFO L158 Benchmark]: RCFGBuilder took 854.13ms. Allocated memory was 132.1MB in the beginning and 188.7MB in the end (delta: 56.6MB). Free memory was 69.4MB in the beginning and 154.6MB in the end (delta: -85.2MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-12 00:00:33,743 INFO L158 Benchmark]: CodeCheck took 17.02ms. Allocated memory is still 188.7MB. Free memory was 154.6MB in the beginning and 153.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:33,747 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 0.34ms. Allocated memory is still 132.1MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.32ms. Allocated memory is still 132.1MB. Free memory was 86.6MB in the beginning and 74.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.07ms. Allocated memory is still 132.1MB. Free memory was 74.0MB in the beginning and 71.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.94ms. Allocated memory is still 132.1MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 854.13ms. Allocated memory was 132.1MB in the beginning and 188.7MB in the end (delta: 56.6MB). Free memory was 69.4MB in the beginning and 154.6MB in the end (delta: -85.2MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * CodeCheck took 17.02ms. Allocated memory is still 188.7MB. Free memory was 154.6MB in the beginning and 153.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:00:33,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV --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 e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:36,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:36,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-12 00:00:36,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:36,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:36,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:36,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:36,621 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:36,622 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:36,623 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:36,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:36,624 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:00:36,625 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:00:36,626 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:00:36,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:36,627 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:00:36,628 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:00:36,629 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:00:36,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:36,630 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:36,631 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:36,634 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:36,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:36,635 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:00:36,636 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:36,636 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:36,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:36,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:36,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:36,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:36,639 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:00:36,640 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:36,640 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:00:36,640 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:36,641 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_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-12 00:00:37,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:37,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:37,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:37,110 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:37,112 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:37,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-12 00:00:40,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:40,580 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:40,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-12 00:00:40,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data/b40f02443/e55b26d0ade641e6b2b6087d45b66fc5/FLAGe656a354b [2023-11-12 00:00:40,621 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/data/b40f02443/e55b26d0ade641e6b2b6087d45b66fc5 [2023-11-12 00:00:40,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:40,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:40,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:40,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:40,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:40,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:40" (1/1) ... [2023-11-12 00:00:40,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd0cc4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:40, skipping insertion in model container [2023-11-12 00:00:40,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:40" (1/1) ... [2023-11-12 00:00:40,676 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:40,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:40,950 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:00:40,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:41,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:41,024 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:41,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:41,116 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:41,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41 WrapperNode [2023-11-12 00:00:41,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:41,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:41,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:41,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:41,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,205 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 218 [2023-11-12 00:00:41,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:41,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:41,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:41,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:41,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:41,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:41,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:41,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:41,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:41" (1/1) ... [2023-11-12 00:00:41,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:41,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:41,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:41,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:41,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:00:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:00:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:00:41,356 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:00:41,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:00:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:00:41,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:00:41,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:41,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:41,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:00:41,359 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:00:41,495 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:41,497 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:42,078 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:42,092 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:42,092 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:00:42,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:42 BoogieIcfgContainer [2023-11-12 00:00:42,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:42,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:42,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:42,109 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:42,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:42" (1/1) ... [2023-11-12 00:00:42,110 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) [2023-11-12 00:00:42,114 INFO L158 Benchmark]: Toolchain (without parser) took 1481.88ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.1MB in the beginning and 66.8MB in the end (delta: -18.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-12 00:00:42,115 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 75.5MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:42,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.52ms. Allocated memory is still 75.5MB. Free memory was 47.9MB in the beginning and 52.8MB in the end (delta: -5.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:00:42,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.44ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 50.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:42,117 INFO L158 Benchmark]: Boogie Preprocessor took 70.65ms. Allocated memory is still 75.5MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:42,118 INFO L158 Benchmark]: RCFGBuilder took 818.62ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.2MB in the beginning and 67.8MB in the end (delta: -19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:00:42,119 INFO L158 Benchmark]: CodeCheck took 15.71ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 66.8MB in the end (delta: 518.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:42,130 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 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.52ms. Allocated memory is still 75.5MB. Free memory was 47.9MB in the beginning and 52.8MB in the end (delta: -5.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.44ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 50.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.65ms. Allocated memory is still 75.5MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 818.62ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.2MB in the beginning and 67.8MB in the end (delta: -19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.71ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 66.8MB in the end (delta: 518.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:00:42,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38908e8d-938e-4627-9ca0-fa48af6f1f99/bin/ukojak-verify-0OAaufAVZV/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported