./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 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_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/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_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/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_283bac02-37ac-4f65-8399-ff88207ad589/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_283bac02-37ac-4f65-8399-ff88207ad589/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 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:04,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:04,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:20:04,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:20:04,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:20:04,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:04,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:04,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:04,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:04,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:04,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:04,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:04,867 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:04,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:20:04,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:04,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:04,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:04,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:04,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:04,873 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:20:04,873 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:04,874 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:04,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:04,875 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:04,876 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:04,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:04,877 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:04,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:04,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:04,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:04,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:04,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:04,879 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:20:04,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:20:04,880 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:04,880 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_283bac02-37ac-4f65-8399-ff88207ad589/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-11-19 03:20:05,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:05,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:05,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:05,269 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:05,270 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:05,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-19 03:20:08,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:09,229 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:09,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-19 03:20:09,244 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data/5ebd5291a/3cfee0d3bc364c41873a0b174424d94e/FLAGb44c7f954 [2023-11-19 03:20:09,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data/5ebd5291a/3cfee0d3bc364c41873a0b174424d94e [2023-11-19 03:20:09,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:09,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:09,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:09,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:09,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:09,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2033110e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09, skipping insertion in model container [2023-11-19 03:20:09,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:09,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:09,598 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:09,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:09,667 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:09,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09 WrapperNode [2023-11-19 03:20:09,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:09,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:09,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:09,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:09,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,721 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-11-19 03:20:09,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:09,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:09,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:09,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:09,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,755 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:09,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:09,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:09,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:09,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:09" (1/1) ... [2023-11-19 03:20:09,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:09,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:09,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:09,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:20:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:20:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:20:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:20:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:20:09,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:20:09,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:20:09,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:20:09,888 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:20:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:20:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:09,892 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:20:10,115 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:10,120 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:10,810 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:10,828 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:10,829 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:20:10,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:10 BoogieIcfgContainer [2023-11-19 03:20:10,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:10,838 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:10,838 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:10,850 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:10,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:10" (1/1) ... [2023-11-19 03:20:10,851 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:20:10,856 INFO L158 Benchmark]: Toolchain (without parser) took 1582.73ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 95.7MB in the beginning and 131.1MB in the end (delta: -35.4MB). Peak memory consumption was 739.3kB. Max. memory is 16.1GB. [2023-11-19 03:20:10,856 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:10,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.22ms. Allocated memory is still 130.0MB. Free memory was 95.7MB in the beginning and 82.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:20:10,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.06ms. Allocated memory is still 130.0MB. Free memory was 82.3MB in the beginning and 80.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:10,859 INFO L158 Benchmark]: Boogie Preprocessor took 48.16ms. Allocated memory is still 130.0MB. Free memory was 80.6MB in the beginning and 78.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:10,860 INFO L158 Benchmark]: RCFGBuilder took 1065.19ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 78.6MB in the beginning and 132.3MB in the end (delta: -53.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:10,861 INFO L158 Benchmark]: CodeCheck took 16.01ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 131.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:10,865 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 0.36ms. Allocated memory is still 130.0MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.22ms. Allocated memory is still 130.0MB. Free memory was 95.7MB in the beginning and 82.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.06ms. Allocated memory is still 130.0MB. Free memory was 82.3MB in the beginning and 80.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.16ms. Allocated memory is still 130.0MB. Free memory was 80.6MB in the beginning and 78.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1065.19ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 78.6MB in the beginning and 132.3MB in the end (delta: -53.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * CodeCheck took 16.01ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 131.1MB 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 03:20:10,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/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_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/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_283bac02-37ac-4f65-8399-ff88207ad589/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_283bac02-37ac-4f65-8399-ff88207ad589/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 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:13,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:14,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:20:14,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:14,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:20:14,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:20:14,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:14,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:14,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:14,115 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:20:14,116 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:14,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:14,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:14,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:20:14,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:14,120 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:20:14,120 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:20:14,121 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:20:14,121 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:20:14,122 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:20:14,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:14,123 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:14,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:20:14,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:14,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:14,125 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:14,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:14,126 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:14,127 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:14,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:14,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:14,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:14,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:14,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:20:14,130 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:20:14,130 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:14,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:20:14,131 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:20:14,131 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:14,132 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_283bac02-37ac-4f65-8399-ff88207ad589/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-11-19 03:20:14,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:14,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:14,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:14,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:14,679 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:14,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-19 03:20:18,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:18,602 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:18,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-19 03:20:18,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data/d4246dd13/5f82548f310b4b70a46ed933a7a46e10/FLAGe5dae09b5 [2023-11-19 03:20:18,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/data/d4246dd13/5f82548f310b4b70a46ed933a7a46e10 [2023-11-19 03:20:18,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:18,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:18,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:18,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:18,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:18,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:18" (1/1) ... [2023-11-19 03:20:18,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cea2f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:18, skipping insertion in model container [2023-11-19 03:20:18,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:18" (1/1) ... [2023-11-19 03:20:18,712 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:19,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:19,046 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:20:19,054 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:19,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:19,105 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:19,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:19,217 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:19,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19 WrapperNode [2023-11-19 03:20:19,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:19,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:19,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:19,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:19,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,321 INFO L138 Inliner]: procedures = 28, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 142 [2023-11-19 03:20:19,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:19,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:19,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:19,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:19,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,454 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:19,455 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:19,455 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:19,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:19,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:19" (1/1) ... [2023-11-19 03:20:19,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:19,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:19,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:19,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:19,584 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:20:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:20:19,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:19,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:20:19,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:20:19,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:20:19,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:20:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:20:19,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:20:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:20:19,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:20:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:20:19,587 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:20:19,589 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:20:19,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:20:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:19,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:20:19,592 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:20:19,813 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:19,816 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:20,571 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:20,594 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:20,597 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:20:20,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:20 BoogieIcfgContainer [2023-11-19 03:20:20,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:20,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:20,613 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:20,627 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:20,628 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:20" (1/1) ... [2023-11-19 03:20:20,629 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:20:20,636 INFO L158 Benchmark]: Toolchain (without parser) took 1991.54ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 38.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:20,638 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 86.0MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:20,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.70ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 45.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:20:20,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.83ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 43.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:20,641 INFO L158 Benchmark]: Boogie Preprocessor took 128.96ms. Allocated memory is still 86.0MB. Free memory was 43.4MB in the beginning and 41.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:20,642 INFO L158 Benchmark]: RCFGBuilder took 1154.20ms. Allocated memory is still 86.0MB. Free memory was 41.0MB in the beginning and 39.4MB in the end (delta: 1.6MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-19 03:20:20,643 INFO L158 Benchmark]: CodeCheck took 22.06ms. Allocated memory is still 86.0MB. Free memory was 39.0MB in the beginning and 38.2MB in the end (delta: 819.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:20,655 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 0.36ms. Allocated memory is still 86.0MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.70ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 45.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.83ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 43.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.96ms. Allocated memory is still 86.0MB. Free memory was 43.4MB in the beginning and 41.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1154.20ms. Allocated memory is still 86.0MB. Free memory was 41.0MB in the beginning and 39.4MB in the end (delta: 1.6MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * CodeCheck took 22.06ms. Allocated memory is still 86.0MB. Free memory was 39.0MB in the beginning and 38.2MB in the end (delta: 819.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:20:20,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283bac02-37ac-4f65-8399-ff88207ad589/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