./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:53,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:53,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:47:53,944 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:53,945 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:53,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:53,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:53,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:53,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:53,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:53,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:53,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:53,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:53,985 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:53,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:53,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:53,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:53,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:53,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:53,988 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:53,989 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:53,990 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:53,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:53,991 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:53,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:53,992 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:53,992 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:53,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:53,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:53,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:53,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:53,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:53,996 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:53,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:53,997 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:53,997 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_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-19 02:47:54,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:54,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:54,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:54,316 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:54,316 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:54,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-19 02:47:57,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:58,005 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:58,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-19 02:47:58,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data/868044dab/658fced5aa89460fadc015e120d7a5ba/FLAG255ae44db [2023-11-19 02:47:58,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data/868044dab/658fced5aa89460fadc015e120d7a5ba [2023-11-19 02:47:58,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:58,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:58,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:58,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:58,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:58,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@639c5f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58, skipping insertion in model container [2023-11-19 02:47:58,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:58,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:58,347 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:58,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:58,395 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:58,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58 WrapperNode [2023-11-19 02:47:58,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:58,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:58,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:58,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:58,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,441 INFO L138 Inliner]: procedures = 22, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-19 02:47:58,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:58,442 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:58,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:58,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:58,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,482 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:58,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:58,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:58,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:58,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:58" (1/1) ... [2023-11-19 02:47:58,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:58,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:58,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:58,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:47:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:47:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:47:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:47:58,593 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:47:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:47:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 02:47:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 02:47:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:47:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:58,597 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 02:47:58,764 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:58,767 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:59,141 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:59,162 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:59,163 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:47:59,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:59 BoogieIcfgContainer [2023-11-19 02:47:59,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:59,172 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:59,172 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:59,189 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:59,189 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:59" (1/1) ... [2023-11-19 02:47:59,190 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 02:47:59,195 INFO L158 Benchmark]: Toolchain (without parser) took 1156.60ms. Allocated memory is still 127.9MB. Free memory was 95.0MB in the beginning and 63.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 02:47:59,198 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 127.9MB. Free memory was 77.8MB in the beginning and 77.8MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:59,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.95ms. Allocated memory is still 127.9MB. Free memory was 94.5MB in the beginning and 83.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:47:59,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.07ms. Allocated memory is still 127.9MB. Free memory was 83.4MB in the beginning and 81.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:59,201 INFO L158 Benchmark]: Boogie Preprocessor took 40.13ms. Allocated memory is still 127.9MB. Free memory was 81.9MB in the beginning and 80.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:59,202 INFO L158 Benchmark]: RCFGBuilder took 682.69ms. Allocated memory is still 127.9MB. Free memory was 80.3MB in the beginning and 64.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:47:59,203 INFO L158 Benchmark]: CodeCheck took 20.76ms. Allocated memory is still 127.9MB. Free memory was 64.6MB in the beginning and 63.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:59,213 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 0.25ms. Allocated memory is still 127.9MB. Free memory was 77.8MB in the beginning and 77.8MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.95ms. Allocated memory is still 127.9MB. Free memory was 94.5MB in the beginning and 83.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.07ms. Allocated memory is still 127.9MB. Free memory was 83.4MB in the beginning and 81.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.13ms. Allocated memory is still 127.9MB. Free memory was 81.9MB in the beginning and 80.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 682.69ms. Allocated memory is still 127.9MB. Free memory was 80.3MB in the beginning and 64.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 20.76ms. Allocated memory is still 127.9MB. Free memory was 64.6MB in the beginning and 63.5MB 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 02:47:59,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:02,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:02,395 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:48:02,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:02,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:02,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:02,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:02,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:02,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:02,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:02,462 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:02,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:02,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:02,465 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:02,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:02,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:02,467 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:48:02,468 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:48:02,468 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:48:02,470 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:48:02,470 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:48:02,471 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:02,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:02,472 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:02,473 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:02,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:02,474 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:02,475 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:48:02,475 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:48:02,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:02,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:02,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:02,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:02,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:02,480 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:48:02,480 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:48:02,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:02,481 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:48:02,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:48:02,482 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_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77faa562cc80dab159af187984ab1ce484b13225711253aedc5512d7a84dfd3f [2023-11-19 02:48:02,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:02,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:02,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:02,952 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:02,952 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:02,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-19 02:48:06,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:06,675 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:06,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/sv-benchmarks/c/weaver/chl-match-symm.wvr.c [2023-11-19 02:48:06,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data/e15af62b4/ed46b66e3e0f4addb3eedee704e45634/FLAG1236d1bb2 [2023-11-19 02:48:06,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/data/e15af62b4/ed46b66e3e0f4addb3eedee704e45634 [2023-11-19 02:48:06,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:06,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:06,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:06,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:06,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:06,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:06" (1/1) ... [2023-11-19 02:48:06,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:06, skipping insertion in model container [2023-11-19 02:48:06,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:06" (1/1) ... [2023-11-19 02:48:06,755 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:07,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:07,050 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:07,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:07,131 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:07,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07 WrapperNode [2023-11-19 02:48:07,132 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:07,133 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:07,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:07,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:07,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,207 INFO L138 Inliner]: procedures = 24, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-19 02:48:07,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:07,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:07,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:07,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:07,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:07,285 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:07,286 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:07,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:07,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:07,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:07,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:07,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:07,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:07,394 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:48:07,395 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:48:07,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:48:07,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:48:07,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:48:07,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:48:07,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:48:07,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:48:07,397 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 02:48:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 02:48:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:48:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:48:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:48:07,402 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 02:48:07,586 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:07,589 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:07,922 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:07,935 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:07,936 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:48:07,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:07 BoogieIcfgContainer [2023-11-19 02:48:07,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:07,943 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:07,943 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:07,956 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:07,956 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:07" (1/1) ... [2023-11-19 02:48:07,957 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 02:48:07,963 INFO L158 Benchmark]: Toolchain (without parser) took 1246.18ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 38.0MB in the beginning and 67.5MB in the end (delta: -29.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:07,964 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:07,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.83ms. Allocated memory is still 71.3MB. Free memory was 37.8MB in the beginning and 43.6MB in the end (delta: -5.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-19 02:48:07,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.53ms. Allocated memory is still 71.3MB. Free memory was 43.6MB in the beginning and 41.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:07,967 INFO L158 Benchmark]: Boogie Preprocessor took 75.27ms. Allocated memory is still 71.3MB. Free memory was 41.9MB in the beginning and 40.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:48:07,968 INFO L158 Benchmark]: RCFGBuilder took 656.42ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 40.4MB in the beginning and 68.7MB in the end (delta: -28.3MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-19 02:48:07,969 INFO L158 Benchmark]: CodeCheck took 18.33ms. Allocated memory is still 98.6MB. Free memory was 68.7MB in the beginning and 67.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:07,973 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 0.29ms. Allocated memory is still 71.3MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.83ms. Allocated memory is still 71.3MB. Free memory was 37.8MB in the beginning and 43.6MB in the end (delta: -5.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.53ms. Allocated memory is still 71.3MB. Free memory was 43.6MB in the beginning and 41.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.27ms. Allocated memory is still 71.3MB. Free memory was 41.9MB in the beginning and 40.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 656.42ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 40.4MB in the beginning and 68.7MB in the end (delta: -28.3MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * CodeCheck took 18.33ms. Allocated memory is still 98.6MB. Free memory was 68.7MB in the beginning and 67.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:48:08,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e74f1cb-1c7b-4251-aa3c-d37be519a53d/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported