./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/array-eq-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_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/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_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/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_35e5c468-9b73-4828-807c-e76676f3195b/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 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:40,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:40,575 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:53:40,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:40,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:40,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:40,606 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:40,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:40,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:40,607 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:40,608 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:40,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:40,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:40,609 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:40,610 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:40,610 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:40,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:40,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:40,612 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:40,612 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:40,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:40,613 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:40,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:40,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:40,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:40,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:40,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:40,616 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:40,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:40,616 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_35e5c468-9b73-4828-807c-e76676f3195b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d [2023-11-19 02:53:40,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:40,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:40,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:40,897 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:40,899 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:40,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-19 02:53:43,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:44,189 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:44,190 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-19 02:53:44,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data/39749dbef/3b33a6e8a7c54d79bcab41d475af0a94/FLAGdc924c441 [2023-11-19 02:53:44,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data/39749dbef/3b33a6e8a7c54d79bcab41d475af0a94 [2023-11-19 02:53:44,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:44,218 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:44,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:44,219 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:44,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:44,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d380c2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44, skipping insertion in model container [2023-11-19 02:53:44,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,251 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:44,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:44,463 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:44,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:44,526 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:44,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44 WrapperNode [2023-11-19 02:53:44,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:44,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:44,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:44,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:44,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,594 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 119 [2023-11-19 02:53:44,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:44,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:44,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:44,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:44,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:44,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:44,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:44,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:44,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:44" (1/1) ... [2023-11-19 02:53:44,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:44,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:44,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:44,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:53:44,754 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:53:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:53:44,755 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:53:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:44,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:53:44,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:53:44,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:44,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:53:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:44,758 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 02:53:44,868 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:44,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:45,259 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:45,271 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:45,271 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:53:45,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:45 BoogieIcfgContainer [2023-11-19 02:53:45,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:45,286 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:45,286 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:45,297 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:45,297 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:45" (1/1) ... [2023-11-19 02:53:45,298 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 02:53:45,302 INFO L158 Benchmark]: Toolchain (without parser) took 1083.04ms. Allocated memory is still 153.1MB. Free memory was 117.5MB in the beginning and 80.5MB in the end (delta: 36.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 02:53:45,303 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 115.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:45,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.01ms. Allocated memory is still 153.1MB. Free memory was 117.1MB in the beginning and 106.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:53:45,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.71ms. Allocated memory is still 153.1MB. Free memory was 105.7MB in the beginning and 104.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:45,307 INFO L158 Benchmark]: Boogie Preprocessor took 61.50ms. Allocated memory is still 153.1MB. Free memory was 104.1MB in the beginning and 102.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:45,308 INFO L158 Benchmark]: RCFGBuilder took 627.00ms. Allocated memory is still 153.1MB. Free memory was 102.2MB in the beginning and 81.8MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:53:45,309 INFO L158 Benchmark]: CodeCheck took 13.85ms. Allocated memory is still 153.1MB. Free memory was 81.8MB in the beginning and 81.0MB in the end (delta: 864.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:45,317 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 0.31ms. Allocated memory is still 115.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.01ms. Allocated memory is still 153.1MB. Free memory was 117.1MB in the beginning and 106.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.71ms. Allocated memory is still 153.1MB. Free memory was 105.7MB in the beginning and 104.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.50ms. Allocated memory is still 153.1MB. Free memory was 104.1MB in the beginning and 102.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 627.00ms. Allocated memory is still 153.1MB. Free memory was 102.2MB in the beginning and 81.8MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 13.85ms. Allocated memory is still 153.1MB. Free memory was 81.8MB in the beginning and 81.0MB in the end (delta: 864.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:53:45,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/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_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/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_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/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_35e5c468-9b73-4828-807c-e76676f3195b/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 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:47,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:48,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:53:48,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:48,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:48,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:48,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:48,080 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:48,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:48,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:48,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:48,087 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:48,087 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:48,089 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:48,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:48,090 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:53:48,090 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:53:48,091 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:53:48,091 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:48,092 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:48,092 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:48,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:48,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:48,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:48,094 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:48,094 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:48,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:48,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:48,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:48,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:48,098 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:53:48,098 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:48,098 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:53:48,099 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:48,099 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_35e5c468-9b73-4828-807c-e76676f3195b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d [2023-11-19 02:53:48,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:48,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:48,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:48,598 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:48,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:48,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-19 02:53:51,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:52,011 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:52,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-19 02:53:52,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data/33cc2627a/cfe254f81675451a8c3e9f9dcc477574/FLAG6118c77bb [2023-11-19 02:53:52,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/data/33cc2627a/cfe254f81675451a8c3e9f9dcc477574 [2023-11-19 02:53:52,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:52,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:52,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:52,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:52,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:52,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0751ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52, skipping insertion in model container [2023-11-19 02:53:52,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,071 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:52,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:52,332 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:53:52,347 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:52,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:52,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:52,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:52,445 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:52,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52 WrapperNode [2023-11-19 02:53:52,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:52,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:52,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:52,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:52,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,506 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 115 [2023-11-19 02:53:52,506 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:52,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:52,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:52,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:52,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,522 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:52,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:52,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:52,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:52,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:52,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:52,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:52,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:53:52,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:53:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:53:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:53:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:53:52,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:53:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:53:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:53:52,647 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 02:53:52,799 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:52,801 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:53,452 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:53,466 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:53,466 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:53:53,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:53 BoogieIcfgContainer [2023-11-19 02:53:53,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:53,487 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:53,487 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:53,501 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:53,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,503 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 02:53:53,510 INFO L158 Benchmark]: Toolchain (without parser) took 1471.29ms. Allocated memory is still 86.0MB. Free memory was 62.6MB in the beginning and 43.3MB in the end (delta: 19.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-11-19 02:53:53,511 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:53,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.52ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 49.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:53:53,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.61ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:53,515 INFO L158 Benchmark]: Boogie Preprocessor took 35.39ms. Allocated memory is still 86.0MB. Free memory was 47.2MB in the beginning and 45.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:53,516 INFO L158 Benchmark]: RCFGBuilder took 942.78ms. Allocated memory is still 86.0MB. Free memory was 45.2MB in the beginning and 44.4MB in the end (delta: 718.8kB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-19 02:53:53,517 INFO L158 Benchmark]: CodeCheck took 20.85ms. Allocated memory is still 86.0MB. Free memory was 44.4MB in the beginning and 43.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:53,529 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 61.9MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.52ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 49.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.61ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.39ms. Allocated memory is still 86.0MB. Free memory was 47.2MB in the beginning and 45.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 942.78ms. Allocated memory is still 86.0MB. Free memory was 45.2MB in the beginning and 44.4MB in the end (delta: 718.8kB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * CodeCheck took 20.85ms. Allocated memory is still 86.0MB. Free memory was 44.4MB in the beginning and 43.3MB 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 02:53:53,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35e5c468-9b73-4828-807c-e76676f3195b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported