./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/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_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/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_633f7099-b1a7-435b-9d7c-6a5f5755877d/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_633f7099-b1a7-435b-9d7c-6a5f5755877d/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 e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:38,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:38,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:58:38,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:38,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:38,851 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:38,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:38,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:38,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:38,854 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:38,855 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:38,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:38,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:38,856 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:58:38,857 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:58:38,858 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:58:38,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:38,859 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:38,859 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:38,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:38,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:38,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:38,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:38,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:38,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:38,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:38,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:38,863 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:38,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:38,864 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_633f7099-b1a7-435b-9d7c-6a5f5755877d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-19 03:58:39,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:39,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:39,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:39,205 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:39,205 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:39,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:58:42,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:42,367 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:42,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:58:42,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data/9db92b120/ad5c88822d514d3a9767191a273f876e/FLAG17210d5c0 [2023-11-19 03:58:42,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data/9db92b120/ad5c88822d514d3a9767191a273f876e [2023-11-19 03:58:42,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:42,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:42,696 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:42,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:42,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:42,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:42" (1/1) ... [2023-11-19 03:58:42,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae92c19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:42, skipping insertion in model container [2023-11-19 03:58:42,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:42" (1/1) ... [2023-11-19 03:58:42,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:43,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:43,042 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:43,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:43,128 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:43,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43 WrapperNode [2023-11-19 03:58:43,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:43,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:43,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:43,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:43,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,163 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,201 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 231 [2023-11-19 03:58:43,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:43,202 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:43,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:43,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:43,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,249 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:43,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:43,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:43,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:43,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:43" (1/1) ... [2023-11-19 03:58:43,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:43,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:43,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:43,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:58:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:58:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:58:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:58:43,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:58:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:58:43,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:58:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:58:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:43,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:58:43,352 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 03:58:43,526 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:43,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:43,980 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:43,995 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:43,995 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:58:44,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:44 BoogieIcfgContainer [2023-11-19 03:58:44,013 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:44,014 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:44,014 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:44,024 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:44,024 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:44" (1/1) ... [2023-11-19 03:58:44,025 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 03:58:44,029 INFO L158 Benchmark]: Toolchain (without parser) took 1333.70ms. Allocated memory is still 182.5MB. Free memory was 152.0MB in the beginning and 132.5MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:58:44,030 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 119.5MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:44,030 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.30ms. Allocated memory is still 182.5MB. Free memory was 152.0MB in the beginning and 138.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:58:44,031 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.65ms. Allocated memory is still 182.5MB. Free memory was 138.9MB in the beginning and 136.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:44,032 INFO L158 Benchmark]: Boogie Preprocessor took 51.45ms. Allocated memory is still 182.5MB. Free memory was 136.9MB in the beginning and 134.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:44,032 INFO L158 Benchmark]: RCFGBuilder took 758.41ms. Allocated memory is still 182.5MB. Free memory was 134.8MB in the beginning and 133.4MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:58:44,033 INFO L158 Benchmark]: CodeCheck took 13.84ms. Allocated memory is still 182.5MB. Free memory was 133.4MB in the beginning and 132.5MB in the end (delta: 930.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:44,037 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 0.24ms. Allocated memory is still 119.5MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.30ms. Allocated memory is still 182.5MB. Free memory was 152.0MB in the beginning and 138.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.65ms. Allocated memory is still 182.5MB. Free memory was 138.9MB in the beginning and 136.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.45ms. Allocated memory is still 182.5MB. Free memory was 136.9MB in the beginning and 134.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 758.41ms. Allocated memory is still 182.5MB. Free memory was 134.8MB in the beginning and 133.4MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 13.84ms. Allocated memory is still 182.5MB. Free memory was 133.4MB in the beginning and 132.5MB in the end (delta: 930.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:58:44,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/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_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/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_633f7099-b1a7-435b-9d7c-6a5f5755877d/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_633f7099-b1a7-435b-9d7c-6a5f5755877d/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 e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:46,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:46,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:58:46,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:46,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:46,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:46,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:46,822 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:46,823 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:46,823 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:46,824 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:46,825 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:58:46,825 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:58:46,826 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:58:46,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:46,827 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:58:46,827 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:58:46,828 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:58:46,828 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:46,829 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:46,829 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:46,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:46,831 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:46,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:46,831 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:58:46,832 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:58:46,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:46,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:46,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:46,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:46,834 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:58:46,834 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:58:46,835 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:58:46,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:58:46,835 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_633f7099-b1a7-435b-9d7c-6a5f5755877d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-19 03:58:47,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:47,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:47,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:47,262 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:47,262 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:47,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:58:50,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:50,707 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:50,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 03:58:50,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data/3948d48a7/b051a8b32089405cafadb2bb2023c5ce/FLAGf50dced87 [2023-11-19 03:58:50,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/data/3948d48a7/b051a8b32089405cafadb2bb2023c5ce [2023-11-19 03:58:50,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:50,737 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:50,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:50,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:50,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:50,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:50" (1/1) ... [2023-11-19 03:58:50,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6bf9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:50, skipping insertion in model container [2023-11-19 03:58:50,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:50" (1/1) ... [2023-11-19 03:58:50,773 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:50,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:51,012 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:58:51,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:51,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:51,074 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:51,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:51,186 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:51,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51 WrapperNode [2023-11-19 03:58:51,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:51,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:51,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:51,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:51,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,225 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,273 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 218 [2023-11-19 03:58:51,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:51,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:51,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:51,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:51,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,344 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:51,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:51,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:51,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:51,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:51" (1/1) ... [2023-11-19 03:58:51,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:51,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:51,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:51,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:58:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:58:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:58:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:58:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:58:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:58:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:58:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:58:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:58:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:58:51,444 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 03:58:51,611 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:51,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:52,117 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:52,129 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:52,129 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:58:52,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:52 BoogieIcfgContainer [2023-11-19 03:58:52,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:52,136 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:52,136 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:52,146 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:52,146 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:52" (1/1) ... [2023-11-19 03:58:52,147 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 03:58:52,151 INFO L158 Benchmark]: Toolchain (without parser) took 1413.17ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 49.8MB in the beginning and 59.0MB in the end (delta: -9.2MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-11-19 03:58:52,152 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:52,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.10ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 49.7MB in the beginning and 68.6MB in the end (delta: -18.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-11-19 03:58:52,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.65ms. Allocated memory is still 90.2MB. Free memory was 68.6MB in the beginning and 66.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:52,154 INFO L158 Benchmark]: Boogie Preprocessor took 75.58ms. Allocated memory is still 90.2MB. Free memory was 66.2MB in the beginning and 64.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:52,154 INFO L158 Benchmark]: RCFGBuilder took 784.11ms. Allocated memory is still 90.2MB. Free memory was 63.9MB in the beginning and 60.2MB in the end (delta: 3.6MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-11-19 03:58:52,155 INFO L158 Benchmark]: CodeCheck took 13.34ms. Allocated memory is still 90.2MB. Free memory was 59.9MB in the beginning and 59.0MB in the end (delta: 857.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:52,158 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 0.64ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.10ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 49.7MB in the beginning and 68.6MB in the end (delta: -18.9MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.65ms. Allocated memory is still 90.2MB. Free memory was 68.6MB in the beginning and 66.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.58ms. Allocated memory is still 90.2MB. Free memory was 66.2MB in the beginning and 64.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 784.11ms. Allocated memory is still 90.2MB. Free memory was 63.9MB in the beginning and 60.2MB in the end (delta: 3.6MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * CodeCheck took 13.34ms. Allocated memory is still 90.2MB. Free memory was 59.9MB in the beginning and 59.0MB in the end (delta: 857.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:58:52,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633f7099-b1a7-435b-9d7c-6a5f5755877d/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