./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:03,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:03,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:56:03,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:03,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:03,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:03,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:03,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:03,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:03,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:03,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:03,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:03,659 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:03,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:03,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:03,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:03,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:03,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:03,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:03,663 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:56:03,664 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:56:03,664 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:03,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:03,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:03,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:03,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:03,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:03,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:03,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:03,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:03,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:03,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:03,669 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:03,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:03,670 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:03,670 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_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-19 02:56:03,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:04,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:04,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:04,022 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:04,023 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:04,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 02:56:07,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:07,333 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:07,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 02:56:07,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data/6759406ec/25a4d72f7212496d9300dc62505cdeca/FLAG7cbf75851 [2023-11-19 02:56:07,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data/6759406ec/25a4d72f7212496d9300dc62505cdeca [2023-11-19 02:56:07,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:07,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:07,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:07,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:07,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:07,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9a4c68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07, skipping insertion in model container [2023-11-19 02:56:07,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:07,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:07,715 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:07,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:07,772 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:07,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07 WrapperNode [2023-11-19 02:56:07,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:07,775 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:07,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:07,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:07,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,819 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 122 [2023-11-19 02:56:07,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:07,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:07,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:07,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:07,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:07,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:07,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:07,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:07,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:07" (1/1) ... [2023-11-19 02:56:07,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:07,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:07,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:07,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 02:56:07,933 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 02:56:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:56:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:56:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:56:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:56:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:56:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:56:07,934 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:56:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:56:07,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:56:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:56:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:07,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:56:07,937 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:56:08,052 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:08,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:08,462 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:08,476 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:08,477 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:56:08,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:08 BoogieIcfgContainer [2023-11-19 02:56:08,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:08,484 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:08,484 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:08,495 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:08,496 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:08" (1/1) ... [2023-11-19 02:56:08,496 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:56:08,501 INFO L158 Benchmark]: Toolchain (without parser) took 1129.70ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 66.7MB in the beginning and 121.4MB in the end (delta: -54.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:08,502 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:08,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.89ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 66.5MB in the beginning and 148.7MB in the end (delta: -82.3MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-19 02:56:08,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.58ms. Allocated memory is still 184.5MB. Free memory was 148.7MB in the beginning and 146.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:08,504 INFO L158 Benchmark]: Boogie Preprocessor took 40.21ms. Allocated memory is still 184.5MB. Free memory was 146.6MB in the beginning and 144.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:08,505 INFO L158 Benchmark]: RCFGBuilder took 622.32ms. Allocated memory is still 184.5MB. Free memory was 144.5MB in the beginning and 122.6MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:56:08,506 INFO L158 Benchmark]: CodeCheck took 15.41ms. Allocated memory is still 184.5MB. Free memory was 122.6MB in the beginning and 121.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:08,510 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 132.1MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.89ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 66.5MB in the beginning and 148.7MB in the end (delta: -82.3MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.58ms. Allocated memory is still 184.5MB. Free memory was 148.7MB in the beginning and 146.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.21ms. Allocated memory is still 184.5MB. Free memory was 146.6MB in the beginning and 144.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 622.32ms. Allocated memory is still 184.5MB. Free memory was 144.5MB in the beginning and 122.6MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.41ms. Allocated memory is still 184.5MB. Free memory was 122.6MB in the beginning and 121.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:56:08,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:11,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:11,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:56:11,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:11,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:11,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:11,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:11,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:11,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:11,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:11,316 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:11,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:11,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:11,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:11,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:11,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:11,318 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:56:11,319 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:56:11,319 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:56:11,324 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:56:11,325 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:56:11,325 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:11,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:11,326 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:11,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:11,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:11,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:11,328 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:11,328 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:11,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:11,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:11,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:11,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:11,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:11,331 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:56:11,331 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:56:11,332 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:11,332 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:56:11,332 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:56:11,333 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_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-19 02:56:11,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:11,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:11,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:11,731 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:11,733 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:11,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 02:56:14,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:15,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:15,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-19 02:56:15,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data/777dc55f1/248dcfc806cc4e0080a0d9a7a5373d9c/FLAGe293da509 [2023-11-19 02:56:15,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/data/777dc55f1/248dcfc806cc4e0080a0d9a7a5373d9c [2023-11-19 02:56:15,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:15,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:15,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:15,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:15,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:15,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab53927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15, skipping insertion in model container [2023-11-19 02:56:15,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,296 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:15,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:15,616 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:56:15,625 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:15,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:15,680 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:15,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:15,760 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:15,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15 WrapperNode [2023-11-19 02:56:15,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:15,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:15,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:15,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:15,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,807 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,848 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2023-11-19 02:56:15,850 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:15,851 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:15,851 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:15,851 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:15,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:15,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:15,900 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:15,900 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:15,901 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:15" (1/1) ... [2023-11-19 02:56:15,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:15,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:15,965 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:15,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:16,015 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 02:56:16,016 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 02:56:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:56:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:56:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:56:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:56:16,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:56:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:56:16,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:56:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:56:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:56:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:56:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:56:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:56:16,023 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:56:16,179 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:16,181 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:16,598 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:16,612 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:16,613 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:56:16,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:16 BoogieIcfgContainer [2023-11-19 02:56:16,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:16,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:16,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:16,631 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:16,631 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:16" (1/1) ... [2023-11-19 02:56:16,632 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:56:16,637 INFO L158 Benchmark]: Toolchain (without parser) took 1392.59ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 55.4MB in the beginning and 94.2MB in the end (delta: -38.8MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-11-19 02:56:16,638 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:56:16,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.22ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 39.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:56:16,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.94ms. Allocated memory is still 79.7MB. Free memory was 39.9MB in the beginning and 37.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:16,640 INFO L158 Benchmark]: Boogie Preprocessor took 48.43ms. Allocated memory is still 79.7MB. Free memory was 37.9MB in the beginning and 57.8MB in the end (delta: -19.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-19 02:56:16,641 INFO L158 Benchmark]: RCFGBuilder took 718.90ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 57.8MB in the beginning and 95.6MB in the end (delta: -37.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 02:56:16,642 INFO L158 Benchmark]: CodeCheck took 15.49ms. Allocated memory is still 119.5MB. Free memory was 95.3MB in the beginning and 94.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:56:16,646 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 79.7MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.22ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 39.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.94ms. Allocated memory is still 79.7MB. Free memory was 39.9MB in the beginning and 37.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.43ms. Allocated memory is still 79.7MB. Free memory was 37.9MB in the beginning and 57.8MB in the end (delta: -19.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 718.90ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 57.8MB in the beginning and 95.6MB in the end (delta: -37.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 15.49ms. Allocated memory is still 119.5MB. Free memory was 95.3MB in the beginning and 94.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:56:16,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41588f01-c8a3-40e6-a220-e89b9acfa69b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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