./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi --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 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:52,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:52,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:51:52,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:52,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:52,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:52,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:52,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:52,754 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:52,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:52,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:52,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:52,761 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:52,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:52,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:52,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:52,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:52,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:52,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:52,766 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:52,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:52,767 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:52,768 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:52,768 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:52,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:52,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:52,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:52,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:52,771 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:52,771 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:52,773 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:52,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:52,773 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:52,773 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_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 [2023-11-24 22:51:53,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:53,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:53,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:53,112 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:53,112 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:53,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-11-24 22:51:56,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:56,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:56,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-11-24 22:51:56,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data/b4aa0e647/99ff07e4e17e438a92e51aff681df4f2/FLAGba4fc5eee [2023-11-24 22:51:56,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data/b4aa0e647/99ff07e4e17e438a92e51aff681df4f2 [2023-11-24 22:51:56,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:56,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:56,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:56,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:56,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:56,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59617030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56, skipping insertion in model container [2023-11-24 22:51:56,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,650 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:56,845 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_f4bce174-2809-4596-bacc-9e28f460e26f/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c[2614,2627] [2023-11-24 22:51:56,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:56,866 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:56,894 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_f4bce174-2809-4596-bacc-9e28f460e26f/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c[2614,2627] [2023-11-24 22:51:56,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:56,917 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:56,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56 WrapperNode [2023-11-24 22:51:56,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:56,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:56,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:56,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:56,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,975 INFO L138 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 88 [2023-11-24 22:51:56,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:56,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:56,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:56,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:56,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:56,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:57,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:57,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:57,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:57,011 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:57,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:57,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:57,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:57,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:57,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:56" (1/1) ... [2023-11-24 22:51:57,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:57,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:57,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:57,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:51:57,104 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:51:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:51:57,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:51:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:51:57,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:51:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:51:57,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:51:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:57,106 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:51:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:57,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:51:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:57,109 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:51:57,229 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:57,232 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:57,549 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:57,565 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:57,565 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:51:57,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:57 BoogieIcfgContainer [2023-11-24 22:51:57,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:57,569 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:57,569 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:57,582 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:57,583 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:57" (1/1) ... [2023-11-24 22:51:57,584 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) [2023-11-24 22:51:57,588 INFO L158 Benchmark]: Toolchain (without parser) took 981.60ms. Allocated memory is still 182.5MB. Free memory was 136.9MB in the beginning and 104.1MB in the end (delta: 32.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 22:51:57,589 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 127.9MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:57,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.19ms. Allocated memory is still 182.5MB. Free memory was 136.9MB in the beginning and 125.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:51:57,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.10ms. Allocated memory is still 182.5MB. Free memory was 125.1MB in the beginning and 123.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:57,591 INFO L158 Benchmark]: Boogie Preprocessor took 38.33ms. Allocated memory is still 182.5MB. Free memory was 123.5MB in the beginning and 121.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:57,592 INFO L158 Benchmark]: RCFGBuilder took 552.39ms. Allocated memory is still 182.5MB. Free memory was 121.6MB in the beginning and 105.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:51:57,592 INFO L158 Benchmark]: CodeCheck took 17.63ms. Allocated memory is still 182.5MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:57,596 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 0.39ms. Allocated memory is still 127.9MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.19ms. Allocated memory is still 182.5MB. Free memory was 136.9MB in the beginning and 125.1MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.10ms. Allocated memory is still 182.5MB. Free memory was 125.1MB in the beginning and 123.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.33ms. Allocated memory is still 182.5MB. Free memory was 123.5MB in the beginning and 121.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 552.39ms. Allocated memory is still 182.5MB. Free memory was 121.6MB in the beginning and 105.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 17.63ms. Allocated memory is still 182.5MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:51:57,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/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_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi --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 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:00,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:00,627 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:52:00,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:00,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:00,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:00,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:00,682 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:00,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:00,689 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:00,690 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:00,690 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:00,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:00,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:00,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:00,694 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:00,694 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:52:00,695 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:52:00,695 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:52:00,696 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:00,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:00,697 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:00,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:00,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:00,698 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:00,699 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:00,699 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:00,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:00,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:00,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:00,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:00,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:00,703 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:52:00,703 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:00,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:00,704 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:52:00,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:00,705 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_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58f1358e24877c92a149b6121e272e93974801203e91da3c444aa78d712ada40 [2023-11-24 22:52:01,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:01,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:01,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:01,162 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:01,162 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:01,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-11-24 22:52:04,453 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:04,748 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:04,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c [2023-11-24 22:52:04,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data/b3f4b1b1d/6e5c4bf942df4f8e90ac82477fe876b6/FLAG4d2e7d85f [2023-11-24 22:52:04,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/data/b3f4b1b1d/6e5c4bf942df4f8e90ac82477fe876b6 [2023-11-24 22:52:04,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:04,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:04,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:04,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:04,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:04,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:04" (1/1) ... [2023-11-24 22:52:04,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a4dfa8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:04, skipping insertion in model container [2023-11-24 22:52:04,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:04" (1/1) ... [2023-11-24 22:52:04,842 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:05,109 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_f4bce174-2809-4596-bacc-9e28f460e26f/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c[2614,2627] [2023-11-24 22:52:05,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:05,149 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:05,191 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_f4bce174-2809-4596-bacc-9e28f460e26f/sv-benchmarks/c/weaver/chl-simpl-str-subst.wvr.c[2614,2627] [2023-11-24 22:52:05,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:05,214 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:05,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05 WrapperNode [2023-11-24 22:52:05,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:05,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:05,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:05,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:05,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,285 INFO L138 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 82 [2023-11-24 22:52:05,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:05,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:05,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:05,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:05,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,352 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:05,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:05,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:05,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:05,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:05" (1/1) ... [2023-11-24 22:52:05,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:05,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:05,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:05,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:52:05,438 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:52:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:05,438 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:52:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:52:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:52:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:52:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:52:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:52:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:52:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:52:05,440 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:52:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:52:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:05,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:05,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:52:05,443 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:52:05,579 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:05,581 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:06,008 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:06,035 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:06,035 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:52:06,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:06 BoogieIcfgContainer [2023-11-24 22:52:06,038 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:06,039 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:06,039 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:06,049 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:06,050 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:06" (1/1) ... [2023-11-24 22:52:06,050 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) [2023-11-24 22:52:06,058 INFO L158 Benchmark]: Toolchain (without parser) took 1263.42ms. Allocated memory is still 86.0MB. Free memory was 62.1MB in the beginning and 53.7MB in the end (delta: 8.3MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:06,059 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 157.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:06,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.66ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 49.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:52:06,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.28ms. Allocated memory is still 86.0MB. Free memory was 49.8MB in the beginning and 47.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:06,062 INFO L158 Benchmark]: Boogie Preprocessor took 65.23ms. Allocated memory is still 86.0MB. Free memory was 47.9MB in the beginning and 46.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:06,064 INFO L158 Benchmark]: RCFGBuilder took 684.73ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 54.9MB in the end (delta: -8.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-11-24 22:52:06,065 INFO L158 Benchmark]: CodeCheck took 16.79ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 53.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:06,075 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 0.39ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 157.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.66ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 49.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.28ms. Allocated memory is still 86.0MB. Free memory was 49.8MB in the beginning and 47.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.23ms. Allocated memory is still 86.0MB. Free memory was 47.9MB in the beginning and 46.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 684.73ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 54.9MB in the end (delta: -8.5MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 16.79ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 53.7MB 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. [2023-11-24 22:52:06,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4bce174-2809-4596-bacc-9e28f460e26f/bin/ukojak-verify-afCqCEvfdi/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