./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/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_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/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_7db5a8db-15c6-4069-a2b5-a98b322b088c/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 f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:42:08,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:42:08,470 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:42:08,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:42:08,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:42:08,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:42:08,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:42:08,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:42:08,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:42:08,506 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:42:08,507 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:42:08,508 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:42:08,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:42:08,509 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:42:08,509 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:42:08,510 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:42:08,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:42:08,511 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:42:08,511 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:42:08,511 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:42:08,512 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:42:08,513 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:42:08,513 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:42:08,514 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:42:08,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:08,515 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:42:08,515 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:42:08,515 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:42:08,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:42:08,516 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_7db5a8db-15c6-4069-a2b5-a98b322b088c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-11-19 03:42:08,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:42:08,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:42:08,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:42:08,867 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:42:08,869 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:42:08,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:42:12,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:42:12,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:42:12,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:42:12,537 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data/867f48a8e/6951dc3f587c4a6497ea8180ea70f90e/FLAGcd02ad67e [2023-11-19 03:42:12,553 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data/867f48a8e/6951dc3f587c4a6497ea8180ea70f90e [2023-11-19 03:42:12,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:42:12,558 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:42:12,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:12,560 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:42:12,565 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:42:12,566 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769bf0ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12, skipping insertion in model container [2023-11-19 03:42:12,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,598 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:42:12,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:12,787 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:42:12,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:12,825 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:42:12,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12 WrapperNode [2023-11-19 03:42:12,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:12,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:12,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:42:12,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:42:12,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,870 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-19 03:42:12,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:12,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:42:12,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:42:12,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:42:12,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,891 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:42:12,928 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:42:12,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:42:12,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:42:12,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:12" (1/1) ... [2023-11-19 03:42:12,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:12,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:42:12,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:42:12,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:42:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:42:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:42:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:42:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:42:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:42:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:42:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:42:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:42:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:42:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:42:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:42:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:42:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:42:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:42:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:42:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:42:13,025 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 03:42:13,127 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:42:13,132 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:42:13,577 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:42:13,589 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:42:13,589 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:42:13,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:13 BoogieIcfgContainer [2023-11-19 03:42:13,594 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:42:13,595 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:42:13,595 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:42:13,603 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:42:13,603 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:13" (1/1) ... [2023-11-19 03:42:13,604 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 03:42:13,609 INFO L158 Benchmark]: Toolchain (without parser) took 1050.23ms. Allocated memory is still 146.8MB. Free memory was 103.9MB in the beginning and 115.3MB in the end (delta: -11.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:42:13,610 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:42:13,611 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.09ms. Allocated memory is still 146.8MB. Free memory was 103.9MB in the beginning and 92.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:42:13,612 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.72ms. Allocated memory is still 146.8MB. Free memory was 92.6MB in the beginning and 90.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:13,613 INFO L158 Benchmark]: Boogie Preprocessor took 55.66ms. Allocated memory is still 146.8MB. Free memory was 90.8MB in the beginning and 89.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:13,614 INFO L158 Benchmark]: RCFGBuilder took 665.57ms. Allocated memory is still 146.8MB. Free memory was 89.2MB in the beginning and 116.2MB in the end (delta: -27.0MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-19 03:42:13,616 INFO L158 Benchmark]: CodeCheck took 12.71ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 115.3MB in the end (delta: 914.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:13,623 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 0.25ms. Allocated memory is still 111.1MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.09ms. Allocated memory is still 146.8MB. Free memory was 103.9MB in the beginning and 92.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.72ms. Allocated memory is still 146.8MB. Free memory was 92.6MB in the beginning and 90.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.66ms. Allocated memory is still 146.8MB. Free memory was 90.8MB in the beginning and 89.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.57ms. Allocated memory is still 146.8MB. Free memory was 89.2MB in the beginning and 116.2MB in the end (delta: -27.0MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 12.71ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 115.3MB in the end (delta: 914.5kB). 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 03:42:13,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/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_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/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_7db5a8db-15c6-4069-a2b5-a98b322b088c/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 f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:42:16,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:42:16,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:42:16,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:42:16,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:42:16,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:42:16,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:42:16,664 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:42:16,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:42:16,670 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:42:16,671 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:42:16,671 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:42:16,672 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:42:16,674 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:42:16,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:42:16,675 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:42:16,675 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:42:16,675 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:42:16,676 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:42:16,677 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:42:16,678 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:42:16,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:42:16,679 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:42:16,679 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:42:16,680 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:42:16,680 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:42:16,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:42:16,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:16,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:42:16,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:42:16,684 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:42:16,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:42:16,684 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:42:16,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:42:16,685 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_7db5a8db-15c6-4069-a2b5-a98b322b088c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-11-19 03:42:17,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:42:17,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:42:17,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:42:17,158 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:42:17,158 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:42:17,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:42:20,287 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:42:20,543 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:42:20,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-19 03:42:20,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data/277aa91f2/dd2101c1b85544c4b46931ed22f82ccf/FLAG0fc749892 [2023-11-19 03:42:20,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/data/277aa91f2/dd2101c1b85544c4b46931ed22f82ccf [2023-11-19 03:42:20,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:42:20,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:42:20,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:20,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:42:20,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:42:20,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:20,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f8fa97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20, skipping insertion in model container [2023-11-19 03:42:20,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:20,638 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:42:20,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:20,927 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:42:20,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:20,992 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:42:20,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20 WrapperNode [2023-11-19 03:42:20,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:20,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:20,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:42:20,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:42:21,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,068 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-19 03:42:21,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:21,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:42:21,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:42:21,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:42:21,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,103 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,104 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,129 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:42:21,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:42:21,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:42:21,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:42:21,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:20" (1/1) ... [2023-11-19 03:42:21,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:21,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:42:21,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:42:21,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:42:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:42:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:42:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:42:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:42:21,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:42:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:42:21,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:42:21,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:42:21,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:42:21,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:42:21,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:42:21,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:42:21,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:42:21,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:42:21,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:42:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:42:21,244 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 03:42:21,421 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:42:21,424 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:42:21,780 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:42:21,795 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:42:21,796 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:42:21,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:21 BoogieIcfgContainer [2023-11-19 03:42:21,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:42:21,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:42:21,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:42:21,814 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:42:21,814 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:21" (1/1) ... [2023-11-19 03:42:21,815 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 03:42:21,820 INFO L158 Benchmark]: Toolchain (without parser) took 1230.08ms. Allocated memory is still 98.6MB. Free memory was 74.1MB in the beginning and 62.0MB in the end (delta: 12.1MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-11-19 03:42:21,821 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:42:21,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.77ms. Allocated memory is still 98.6MB. Free memory was 73.9MB in the beginning and 62.5MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:42:21,822 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.22ms. Allocated memory is still 98.6MB. Free memory was 62.3MB in the beginning and 60.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:42:21,823 INFO L158 Benchmark]: Boogie Preprocessor took 65.47ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 58.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:21,824 INFO L158 Benchmark]: RCFGBuilder took 665.04ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 63.2MB in the end (delta: -4.4MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-19 03:42:21,824 INFO L158 Benchmark]: CodeCheck took 14.73ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 62.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:21,828 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 0.74ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.77ms. Allocated memory is still 98.6MB. Free memory was 73.9MB in the beginning and 62.5MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.22ms. Allocated memory is still 98.6MB. Free memory was 62.3MB in the beginning and 60.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.47ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 58.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.04ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 63.2MB in the end (delta: -4.4MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * CodeCheck took 14.73ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 62.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:42:21,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db5a8db-15c6-4069-a2b5-a98b322b088c/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported