./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:27,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:27,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:27,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:27,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:27,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:27,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:27,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:27,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:27,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:27,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:27,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:27,278 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:27,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:27,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:27,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:27,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:27,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:27,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:27,282 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:27,282 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:27,283 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:27,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:27,284 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:27,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:27,285 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:27,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:27,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:27,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:27,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:27,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:27,288 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:27,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:27,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:27,289 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_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-11 23:56:27,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:27,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:27,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:27,561 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:27,561 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:27,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-11 23:56:30,902 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:31,129 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:31,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-11 23:56:31,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data/504b8c4cc/882d6ae3ee5a465ea786fef81937f5a7/FLAG9a106918e [2023-11-11 23:56:31,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data/504b8c4cc/882d6ae3ee5a465ea786fef81937f5a7 [2023-11-11 23:56:31,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:31,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:31,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:31,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:31,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:31,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c846ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31, skipping insertion in model container [2023-11-11 23:56:31,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,217 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:31,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:31,437 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:31,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:31,493 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:31,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31 WrapperNode [2023-11-11 23:56:31,494 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:31,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:31,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:31,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:31,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,548 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 122 [2023-11-11 23:56:31,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:31,550 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:31,550 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:31,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:31,560 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,584 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:31,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:31,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:31,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:31,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:31,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:31,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:31,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:31,706 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:56:31,706 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:56:31,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:31,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:31,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:31,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:31,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:31,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:56:31,709 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:56:31,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:56:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:31,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:31,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:31,712 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:31,864 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:31,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:32,370 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:32,383 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:32,384 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:56:32,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:32 BoogieIcfgContainer [2023-11-11 23:56:32,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:32,388 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:32,388 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:32,399 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:32,399 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,400 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) [2023-11-11 23:56:32,415 INFO L158 Benchmark]: Toolchain (without parser) took 1248.84ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 95.4MB in the beginning and 141.4MB in the end (delta: -46.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:32,416 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 146.8MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:32,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.97ms. Allocated memory is still 146.8MB. Free memory was 95.4MB in the beginning and 82.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:56:32,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.73ms. Allocated memory is still 146.8MB. Free memory was 82.8MB in the beginning and 80.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:32,418 INFO L158 Benchmark]: Boogie Preprocessor took 50.44ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 79.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:32,419 INFO L158 Benchmark]: RCFGBuilder took 785.82ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 79.2MB in the beginning and 142.2MB in the end (delta: -63.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-11 23:56:32,420 INFO L158 Benchmark]: CodeCheck took 25.56ms. Allocated memory is still 188.7MB. Free memory was 142.2MB in the beginning and 141.4MB in the end (delta: 830.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:32,424 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 0.66ms. Allocated memory is still 146.8MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.97ms. Allocated memory is still 146.8MB. Free memory was 95.4MB in the beginning and 82.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.73ms. Allocated memory is still 146.8MB. Free memory was 82.8MB in the beginning and 80.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.44ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 79.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 785.82ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 79.2MB in the beginning and 142.2MB in the end (delta: -63.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 25.56ms. Allocated memory is still 188.7MB. Free memory was 142.2MB in the beginning and 141.4MB in the end (delta: 830.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:56:32,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/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_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:35,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:35,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:56:35,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:35,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:35,394 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:35,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:35,395 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:35,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:35,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:35,402 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:35,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:35,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:35,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:35,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:35,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:35,405 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:56:35,406 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:56:35,406 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:35,407 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:56:35,407 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:35,408 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:35,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:35,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:35,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:35,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:35,410 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:56:35,410 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:35,411 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:35,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:35,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:35,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:35,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:35,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:35,414 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:56:35,414 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:35,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:35,414 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:56:35,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:35,415 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_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3298e0ac573b72ea1dd21021e341a1c4e9f42cf513c1ea24a79ab2c37c412bc [2023-11-11 23:56:35,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:35,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:35,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:35,831 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:35,831 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:35,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-11 23:56:39,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:39,646 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:39,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/sv-benchmarks/c/weaver/chl-name-comparator-symm.wvr.c [2023-11-11 23:56:39,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data/e6e659329/f77a445f0ec04677b33101569074f7c3/FLAGda3a1b7a1 [2023-11-11 23:56:39,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/data/e6e659329/f77a445f0ec04677b33101569074f7c3 [2023-11-11 23:56:39,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:39,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:39,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:39,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:39,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:39,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:39" (1/1) ... [2023-11-11 23:56:39,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@347b60fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:39, skipping insertion in model container [2023-11-11 23:56:39,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:39" (1/1) ... [2023-11-11 23:56:39,755 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:40,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:40,067 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:56:40,078 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:40,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:40,194 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:40,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:40,266 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:40,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40 WrapperNode [2023-11-11 23:56:40,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:40,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:40,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:40,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:40,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,313 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2023-11-11 23:56:40,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:40,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:40,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:40,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:40,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,377 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,384 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:40,385 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:40,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:40,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:40,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:40" (1/1) ... [2023-11-11 23:56:40,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:40,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:40,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:40,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:56:40,456 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:56:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:56:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:56:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:40,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:40,458 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:56:40,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:56:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:56:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:40,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:56:40,461 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:40,594 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:40,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:41,136 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:41,152 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:41,152 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:56:41,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:41 BoogieIcfgContainer [2023-11-11 23:56:41,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:41,156 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:41,156 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:41,167 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:41,167 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:41" (1/1) ... [2023-11-11 23:56:41,168 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) [2023-11-11 23:56:41,172 INFO L158 Benchmark]: Toolchain (without parser) took 1475.51ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 40.7MB in the beginning and 65.6MB in the end (delta: -24.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-11-11 23:56:41,173 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:41,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.57ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 40.5MB in the beginning and 93.6MB in the end (delta: -53.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-11 23:56:41,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.99ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 91.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:41,175 INFO L158 Benchmark]: Boogie Preprocessor took 69.57ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 89.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:41,176 INFO L158 Benchmark]: RCFGBuilder took 770.39ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 66.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:41,177 INFO L158 Benchmark]: CodeCheck took 14.65ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:41,181 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 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.57ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 40.5MB in the beginning and 93.6MB in the end (delta: -53.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.99ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 91.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.57ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 89.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 770.39ms. Allocated memory is still 117.4MB. Free memory was 89.8MB in the beginning and 66.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 14.65ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.6MB 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. [2023-11-11 23:56:41,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8072107a-49ce-46ca-b9f1-2ca56152e735/bin/ukojak-verify-0OAaufAVZV/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