./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/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_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:52,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:52,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:13:52,408 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:13:52,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:13:52,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:52,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:13:52,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:13:52,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:52,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:52,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:52,457 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:13:52,458 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:52,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:13:52,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:52,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:52,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:13:52,461 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:52,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:13:52,462 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:13:52,462 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:13:52,463 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:52,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:13:52,464 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:52,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:52,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:52,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:52,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:52,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:52,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:52,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:52,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:13:52,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:13:52,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:13:52,470 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:13:52,470 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_75129d78-8ee9-4904-a205-3748e8973102/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e [2023-11-19 03:13:52,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:52,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:52,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:52,855 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:52,856 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:52,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-11-19 03:13:55,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:56,205 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:56,206 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-11-19 03:13:56,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data/b3269bdb6/0790463c2a334001bb49d9c36d8f46ad/FLAG227c00fff [2023-11-19 03:13:56,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data/b3269bdb6/0790463c2a334001bb49d9c36d8f46ad [2023-11-19 03:13:56,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:56,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:56,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:56,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:56,241 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:56,242 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae16ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56, skipping insertion in model container [2023-11-19 03:13:56,243 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,269 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:56,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:56,479 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:56,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:56,539 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:56,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56 WrapperNode [2023-11-19 03:13:56,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:56,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:56,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:56,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:56,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,580 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-19 03:13:56,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:56,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:56,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:56,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:56,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:56,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:56,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:56,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:56,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:56" (1/1) ... [2023-11-19 03:13:56,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:56,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:56,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:56,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:56,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:56,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:13:56,722 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:13:56,722 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:13:56,723 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:13:56,723 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:13:56,723 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:13:56,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:13:56,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:13:56,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:13:56,724 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 03:13:56,725 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 03:13:56,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:13:56,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:56,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:56,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:13:56,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:13:56,728 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 03:13:56,891 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:56,894 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:57,285 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:57,297 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:57,298 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:13:57,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:57 BoogieIcfgContainer [2023-11-19 03:13:57,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:57,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:57,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:57,316 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:57,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:57" (1/1) ... [2023-11-19 03:13:57,317 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 03:13:57,322 INFO L158 Benchmark]: Toolchain (without parser) took 1086.24ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 80.2MB in the beginning and 128.8MB in the end (delta: -48.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:57,322 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory was 104.3MB in the beginning and 104.2MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:57,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.57ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 79.8MB in the beginning and 146.9MB in the end (delta: -67.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-19 03:13:57,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.79ms. Allocated memory is still 178.3MB. Free memory was 146.9MB in the beginning and 145.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:13:57,325 INFO L158 Benchmark]: Boogie Preprocessor took 49.50ms. Allocated memory is still 178.3MB. Free memory was 145.2MB in the beginning and 148.7MB in the end (delta: -3.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2023-11-19 03:13:57,326 INFO L158 Benchmark]: RCFGBuilder took 671.99ms. Allocated memory is still 178.3MB. Free memory was 148.7MB in the beginning and 129.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:13:57,327 INFO L158 Benchmark]: CodeCheck took 15.34ms. Allocated memory is still 178.3MB. Free memory was 129.8MB in the beginning and 128.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:13:57,331 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 0.30ms. Allocated memory is still 138.4MB. Free memory was 104.3MB in the beginning and 104.2MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.57ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 79.8MB in the beginning and 146.9MB in the end (delta: -67.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.79ms. Allocated memory is still 178.3MB. Free memory was 146.9MB in the beginning and 145.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.50ms. Allocated memory is still 178.3MB. Free memory was 145.2MB in the beginning and 148.7MB in the end (delta: -3.5MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * RCFGBuilder took 671.99ms. Allocated memory is still 178.3MB. Free memory was 148.7MB in the beginning and 129.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.34ms. Allocated memory is still 178.3MB. Free memory was 129.8MB in the beginning and 128.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:13:57,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/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_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:14:00,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:14:00,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:14:00,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:14:00,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:14:00,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:14:00,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:14:00,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:14:00,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:14:00,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:14:00,286 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:14:00,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:14:00,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:14:00,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:14:00,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:14:00,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:14:00,290 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:14:00,290 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:14:00,291 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:14:00,292 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:14:00,292 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:14:00,293 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:14:00,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:14:00,294 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:14:00,294 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:14:00,294 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:14:00,295 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:14:00,295 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:14:00,296 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:14:00,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:14:00,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:00,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:14:00,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:14:00,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:14:00,299 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:14:00,299 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:14:00,300 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:14:00,300 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:14:00,300 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:14:00,301 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_75129d78-8ee9-4904-a205-3748e8973102/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf81f7b3bd1ceac2bf46c7c37f69effc0af9de17b18c7565156301fb49a6164e [2023-11-19 03:14:00,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:14:00,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:14:00,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:14:00,735 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:14:00,735 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:14:00,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-11-19 03:14:03,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:14:04,151 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:14:04,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/sv-benchmarks/c/weaver/chl-word-symm.wvr.c [2023-11-19 03:14:04,163 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data/d2bfd19ae/aa5c9e979d9245cb885a9bf02d08bbca/FLAGb64fb63eb [2023-11-19 03:14:04,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/data/d2bfd19ae/aa5c9e979d9245cb885a9bf02d08bbca [2023-11-19 03:14:04,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:14:04,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:14:04,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:04,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:14:04,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:14:04,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4faa7101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04, skipping insertion in model container [2023-11-19 03:14:04,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:14:04,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:04,551 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:14:04,565 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:14:04,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:04,620 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:14:04,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:04,691 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:14:04,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04 WrapperNode [2023-11-19 03:14:04,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:04,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:04,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:14:04,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:14:04,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,758 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-19 03:14:04,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:04,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:14:04,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:14:04,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:14:04,769 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,799 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:14:04,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:14:04,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:14:04,800 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:14:04,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:04" (1/1) ... [2023-11-19 03:14:04,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:04,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:14:04,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:14:04,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:14:04,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:14:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:14:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:14:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 03:14:04,882 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 03:14:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:14:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:14:04,882 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:14:04,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:14:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:14:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:14:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:14:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:14:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:14:04,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:14:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:14:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:14:04,885 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 03:14:05,026 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:14:05,029 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:14:05,570 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:14:05,584 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:14:05,585 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:14:05,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:05 BoogieIcfgContainer [2023-11-19 03:14:05,589 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:14:05,590 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:14:05,590 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:14:05,602 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:14:05,603 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:05" (1/1) ... [2023-11-19 03:14:05,604 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:14:05,610 INFO L158 Benchmark]: Toolchain (without parser) took 1416.68ms. Allocated memory is still 79.7MB. Free memory was 55.9MB in the beginning and 35.4MB in the end (delta: 20.6MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-11-19 03:14:05,611 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.1MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:14:05,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.71ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 41.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:14:05,613 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.56ms. Allocated memory is still 79.7MB. Free memory was 41.4MB in the beginning and 59.5MB in the end (delta: -18.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-19 03:14:05,614 INFO L158 Benchmark]: Boogie Preprocessor took 39.59ms. Allocated memory is still 79.7MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:05,615 INFO L158 Benchmark]: RCFGBuilder took 790.06ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 36.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:14:05,615 INFO L158 Benchmark]: CodeCheck took 18.16ms. Allocated memory is still 79.7MB. Free memory was 36.1MB in the beginning and 35.4MB in the end (delta: 732.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:14:05,624 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 0.27ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.1MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.71ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 41.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.56ms. Allocated memory is still 79.7MB. Free memory was 41.4MB in the beginning and 59.5MB in the end (delta: -18.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.59ms. Allocated memory is still 79.7MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 790.06ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 36.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 18.16ms. Allocated memory is still 79.7MB. Free memory was 36.1MB in the beginning and 35.4MB in the end (delta: 732.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:14:05,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75129d78-8ee9-4904-a205-3748e8973102/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