./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:49:59,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:49:59,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:49:59,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:49:59,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:49:59,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:49:59,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:49:59,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:49:59,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:49:59,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:49:59,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:49:59,347 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:49:59,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:49:59,348 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:49:59,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:49:59,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:49:59,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:49:59,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:49:59,351 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:49:59,351 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:49:59,352 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:49:59,353 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:49:59,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:49:59,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:49:59,354 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:49:59,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:49:59,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:49:59,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:49:59,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:49:59,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:49:59,356 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:49:59,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:49:59,357 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:49:59,357 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_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 [2023-12-03 02:49:59,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:49:59,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:49:59,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:49:59,615 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:49:59,615 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:49:59,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-03 02:50:02,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:50:02,516 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:50:02,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-03 02:50:02,528 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data/dd34ac7e1/b83398d20a0c46698c1052852db7abcc/FLAGf96ffe726 [2023-12-03 02:50:02,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data/dd34ac7e1/b83398d20a0c46698c1052852db7abcc [2023-12-03 02:50:02,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:50:02,544 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:50:02,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:02,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:50:02,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:50:02,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693be3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02, skipping insertion in model container [2023-12-03 02:50:02,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,577 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:50:02,792 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c[4827,4840] [2023-12-03 02:50:02,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:02,812 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:50:02,838 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c[4827,4840] [2023-12-03 02:50:02,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:02,854 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:50:02,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02 WrapperNode [2023-12-03 02:50:02,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:02,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:02,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:50:02,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:50:02,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,894 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 154 [2023-12-03 02:50:02,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:02,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:50:02,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:50:02,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:50:02,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:50:02,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:50:02,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:50:02,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:50:02,928 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:02" (1/1) ... [2023-12-03 02:50:02,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:02,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:50:02,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:50:02,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:50:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 02:50:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 02:50:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:50:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:50:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:50:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:50:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:50:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:50:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:50:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:50:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 02:50:02,997 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 02:50:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:50:02,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:50:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:50:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:50:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:50:02,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:50:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:50:02,999 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:50:03,103 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:50:03,105 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:50:03,417 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:50:03,431 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:50:03,431 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 02:50:03,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:03 BoogieIcfgContainer [2023-12-03 02:50:03,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:50:03,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:50:03,434 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:50:03,441 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:50:03,442 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:03" (1/1) ... [2023-12-03 02:50:03,442 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) [2023-12-03 02:50:03,446 INFO L158 Benchmark]: Toolchain (without parser) took 901.51ms. Allocated memory is still 161.5MB. Free memory was 121.6MB in the beginning and 94.5MB in the end (delta: 27.0MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-12-03 02:50:03,447 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:03,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.39ms. Allocated memory is still 161.5MB. Free memory was 121.6MB in the beginning and 123.0MB in the end (delta: -1.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 02:50:03,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.99ms. Allocated memory is still 161.5MB. Free memory was 123.0MB in the beginning and 121.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:03,449 INFO L158 Benchmark]: Boogie Preprocessor took 32.06ms. Allocated memory is still 161.5MB. Free memory was 121.0MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:03,449 INFO L158 Benchmark]: RCFGBuilder took 505.58ms. Allocated memory is still 161.5MB. Free memory was 118.9MB in the beginning and 95.5MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:03,450 INFO L158 Benchmark]: CodeCheck took 10.92ms. Allocated memory is still 161.5MB. Free memory was 95.5MB in the beginning and 94.5MB in the end (delta: 996.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:03,453 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 121.6MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.39ms. Allocated memory is still 161.5MB. Free memory was 121.6MB in the beginning and 123.0MB in the end (delta: -1.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.99ms. Allocated memory is still 161.5MB. Free memory was 123.0MB in the beginning and 121.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.06ms. Allocated memory is still 161.5MB. Free memory was 121.0MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 505.58ms. Allocated memory is still 161.5MB. Free memory was 118.9MB in the beginning and 95.5MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 10.92ms. Allocated memory is still 161.5MB. Free memory was 95.5MB in the beginning and 94.5MB in the end (delta: 996.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:50:03,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/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_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:50:05,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:50:05,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:50:05,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:50:05,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:50:05,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:50:05,479 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:50:05,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:50:05,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:50:05,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:50:05,481 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:50:05,481 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:50:05,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:50:05,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:50:05,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:50:05,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:50:05,484 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:50:05,484 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:50:05,485 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:50:05,485 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:50:05,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:50:05,486 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:50:05,487 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:50:05,487 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:50:05,488 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:50:05,488 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:05,489 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:50:05,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:50:05,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:05,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:50:05,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:50:05,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:50:05,491 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:50:05,492 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:50:05,492 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:50:05,492 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:50:05,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:50:05,493 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_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 362ca5c35cce683744d8d619a442f154ce469608d45ae43ff282ddf886694959 [2023-12-03 02:50:05,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:50:05,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:50:05,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:50:05,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:50:05,837 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:50:05,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-03 02:50:08,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:50:08,838 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:50:08,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c [2023-12-03 02:50:08,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data/440a3fba6/abc5eaf2eaac4602bee0392d3516aa67/FLAG7384c8a1e [2023-12-03 02:50:08,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/data/440a3fba6/abc5eaf2eaac4602bee0392d3516aa67 [2023-12-03 02:50:08,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:50:08,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:50:08,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:08,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:50:08,870 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:50:08,870 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:08" (1/1) ... [2023-12-03 02:50:08,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a88bfdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:08, skipping insertion in model container [2023-12-03 02:50:08,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:50:08" (1/1) ... [2023-12-03 02:50:08,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:50:09,062 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c[4827,4840] [2023-12-03 02:50:09,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:09,088 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:50:09,093 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:50:09,123 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c[4827,4840] [2023-12-03 02:50:09,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:09,137 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:50:09,176 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/sv-benchmarks/c/weaver/chl-name-comparator-trans.wvr.c[4827,4840] [2023-12-03 02:50:09,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:50:09,201 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:50:09,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09 WrapperNode [2023-12-03 02:50:09,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:50:09,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:09,203 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:50:09,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:50:09,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,245 INFO L138 Inliner]: procedures = 28, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 138 [2023-12-03 02:50:09,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:50:09,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:50:09,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:50:09,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:50:09,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:50:09,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:50:09,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:50:09,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:50:09,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:50:09,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:50:09,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:50:09,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:50:09,358 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 02:50:09,359 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 02:50:09,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:50:09,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:50:09,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:50:09,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:50:09,360 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:50:09,360 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:50:09,360 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:50:09,360 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:50:09,360 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 02:50:09,360 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 02:50:09,361 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:50:09,361 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:50:09,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:50:09,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:50:09,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:50:09,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:50:09,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:50:09,363 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:50:09,482 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:50:09,485 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:50:09,886 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:50:09,900 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:50:09,900 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 02:50:09,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:09 BoogieIcfgContainer [2023-12-03 02:50:09,902 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:50:09,903 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:50:09,903 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:50:09,914 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:50:09,914 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:50:09" (1/1) ... [2023-12-03 02:50:09,915 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) [2023-12-03 02:50:09,919 INFO L158 Benchmark]: Toolchain (without parser) took 1053.21ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 45.4MB in the beginning and 62.6MB in the end (delta: -17.2MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:09,920 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:09,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.80ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 45.3MB in the beginning and 93.2MB in the end (delta: -47.9MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-12-03 02:50:09,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.76ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 91.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:09,922 INFO L158 Benchmark]: Boogie Preprocessor took 42.79ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:50:09,922 INFO L158 Benchmark]: RCFGBuilder took 612.82ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 63.2MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:50:09,923 INFO L158 Benchmark]: CodeCheck took 14.15ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 62.6MB in the end (delta: 574.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:50:09,926 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 0.20ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.80ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 45.3MB in the beginning and 93.2MB in the end (delta: -47.9MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.76ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 91.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.79ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 89.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 612.82ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 63.2MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 14.15ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 62.6MB in the end (delta: 574.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:50:09,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1777259a-2532-4851-b4d3-dd836b03e5f1/bin/ukojak-verify-Qdu7aM0XO9/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