./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/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_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:33:46,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:33:47,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:33:47,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:33:47,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:33:47,046 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:33:47,047 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:33:47,048 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:33:47,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:33:47,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:33:47,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:33:47,050 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:33:47,051 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:33:47,051 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:33:47,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:33:47,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:33:47,053 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:33:47,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:33:47,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:33:47,054 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:33:47,054 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:33:47,055 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:33:47,056 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:33:47,056 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:33:47,056 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:33:47,057 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:33:47,057 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:33:47,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:33:47,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:33:47,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:33:47,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:33:47,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:33:47,060 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:33:47,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:33:47,061 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:33:47,061 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_3bdbf921-3ca3-43b9-984f-b859203ca9b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-12-02 21:33:47,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:33:47,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:33:47,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:33:47,321 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:33:47,322 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:33:47,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-12-02 21:33:50,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:33:50,297 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:33:50,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-12-02 21:33:50,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data/b90b319f1/2da5750be9df45428227e5a61fee5861/FLAG3ca8de0f4 [2023-12-02 21:33:50,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data/b90b319f1/2da5750be9df45428227e5a61fee5861 [2023-12-02 21:33:50,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:33:50,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:33:50,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:33:50,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:33:50,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:33:50,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6652d2e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50, skipping insertion in model container [2023-12-02 21:33:50,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,364 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:33:50,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:33:50,589 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:33:50,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:33:50,647 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:33:50,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50 WrapperNode [2023-12-02 21:33:50,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:33:50,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:33:50,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:33:50,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:33:50,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,695 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-12-02 21:33:50,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:33:50,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:33:50,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:33:50,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:33:50,708 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:33:50,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:33:50,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:33:50,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:33:50,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:50" (1/1) ... [2023-12-02 21:33:50,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:33:50,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:33:50,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:33:50,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:33:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 21:33:50,809 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 21:33:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:33:50,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:33:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:33:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:33:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:33:50,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:33:50,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:33:50,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:33:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:33:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:33:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:33:50,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:33:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:33:50,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:33:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:33:50,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:33:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:33:50,814 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:33:50,930 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:33:50,932 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:33:51,318 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:33:51,335 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:33:51,335 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 21:33:51,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:51 BoogieIcfgContainer [2023-12-02 21:33:51,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:33:51,338 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:33:51,338 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:33:51,346 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:33:51,346 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:51" (1/1) ... [2023-12-02 21:33:51,347 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) [2023-12-02 21:33:51,350 INFO L158 Benchmark]: Toolchain (without parser) took 1025.81ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 58.5MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-02 21:33:51,351 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 142.6MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:33:51,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.97ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 89.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:33:51,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.05ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 87.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:33:51,353 INFO L158 Benchmark]: Boogie Preprocessor took 40.62ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:33:51,354 INFO L158 Benchmark]: RCFGBuilder took 600.11ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 59.3MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:33:51,354 INFO L158 Benchmark]: CodeCheck took 10.88ms. Allocated memory is still 142.6MB. Free memory was 59.3MB in the beginning and 58.5MB in the end (delta: 856.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:33:51,357 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 142.6MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.97ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 89.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.05ms. Allocated memory is still 142.6MB. Free memory was 89.1MB in the beginning and 87.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.62ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 85.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 600.11ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 59.3MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 10.88ms. Allocated memory is still 142.6MB. Free memory was 59.3MB in the beginning and 58.5MB in the end (delta: 856.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:33:51,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/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_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:33:53,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:33:53,430 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:33:53,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:33:53,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:33:53,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:33:53,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:33:53,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:33:53,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:33:53,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:33:53,468 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:33:53,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:33:53,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:33:53,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:33:53,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:33:53,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:33:53,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:33:53,472 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:33:53,473 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:33:53,473 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:33:53,473 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:33:53,474 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:33:53,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:33:53,475 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:33:53,475 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:33:53,476 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:33:53,476 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:33:53,477 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:33:53,477 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:33:53,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:33:53,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:33:53,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:33:53,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:33:53,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:33:53,480 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:33:53,480 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:33:53,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:33:53,481 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:33:53,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:33:53,481 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_3bdbf921-3ca3-43b9-984f-b859203ca9b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-12-02 21:33:53,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:33:53,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:33:53,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:33:53,794 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:33:53,795 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:33:53,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-12-02 21:33:56,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:33:56,833 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:33:56,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-12-02 21:33:56,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data/877151baa/31bf4eb812e847d68ac0f9513472213e/FLAG102bc6f65 [2023-12-02 21:33:56,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/data/877151baa/31bf4eb812e847d68ac0f9513472213e [2023-12-02 21:33:56,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:33:56,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:33:56,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:33:56,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:33:56,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:33:56,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:56" (1/1) ... [2023-12-02 21:33:56,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c890d47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:56, skipping insertion in model container [2023-12-02 21:33:56,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:56" (1/1) ... [2023-12-02 21:33:56,895 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:33:57,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:33:57,117 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:33:57,122 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:33:57,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:33:57,158 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:33:57,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:33:57,213 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:33:57,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57 WrapperNode [2023-12-02 21:33:57,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:33:57,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:33:57,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:33:57,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:33:57,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,263 INFO L138 Inliner]: procedures = 28, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 142 [2023-12-02 21:33:57,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:33:57,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:33:57,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:33:57,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:33:57,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:33:57,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:33:57,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:33:57,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:33:57,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:57" (1/1) ... [2023-12-02 21:33:57,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:33:57,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:33:57,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:33:57,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:33:57,379 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 21:33:57,380 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 21:33:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:33:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:33:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:33:57,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:33:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:33:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:33:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:33:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:33:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:33:57,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:33:57,381 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:33:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:33:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:33:57,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:33:57,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:33:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:33:57,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:33:57,384 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:33:57,514 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:33:57,516 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:33:58,027 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:33:58,043 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:33:58,043 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 21:33:58,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:58 BoogieIcfgContainer [2023-12-02 21:33:58,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:33:58,046 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:33:58,046 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:33:58,056 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:33:58,057 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:58" (1/1) ... [2023-12-02 21:33:58,058 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) [2023-12-02 21:33:58,062 INFO L158 Benchmark]: Toolchain (without parser) took 1200.75ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 36.1MB in the beginning and 64.2MB in the end (delta: -28.1MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2023-12-02 21:33:58,063 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:33:58,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.13ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 35.9MB in the beginning and 71.1MB in the end (delta: -35.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-12-02 21:33:58,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.38ms. Allocated memory is still 98.6MB. Free memory was 70.8MB in the beginning and 69.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:33:58,065 INFO L158 Benchmark]: Boogie Preprocessor took 45.01ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 66.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:33:58,066 INFO L158 Benchmark]: RCFGBuilder took 735.38ms. Allocated memory is still 98.6MB. Free memory was 66.6MB in the beginning and 65.3MB in the end (delta: 1.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-12-02 21:33:58,066 INFO L158 Benchmark]: CodeCheck took 13.98ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:33:58,070 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 0.19ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.13ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 35.9MB in the beginning and 71.1MB in the end (delta: -35.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.38ms. Allocated memory is still 98.6MB. Free memory was 70.8MB in the beginning and 69.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.01ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 66.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 735.38ms. Allocated memory is still 98.6MB. Free memory was 66.6MB in the beginning and 65.3MB in the end (delta: 1.3MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * CodeCheck took 13.98ms. Allocated memory is still 98.6MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:33:58,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bdbf921-3ca3-43b9-984f-b859203ca9b4/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