./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86978482104e316c202a01b019909b1a7fe566ade6200bbc4193c078d7c086e9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:53:58,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:53:58,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:53:58,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:53:58,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:53:58,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:53:58,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:53:58,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:53:58,809 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:53:58,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:53:58,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:53:58,811 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:53:58,811 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:53:58,812 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:53:58,812 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:53:58,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:53:58,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:53:58,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:53:58,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:53:58,815 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:53:58,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:53:58,816 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:53:58,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:53:58,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:53:58,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:53:58,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:53:58,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:58,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:53:58,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:53:58,820 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:53:58,820 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:53:58,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:53:58,821 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:53:58,821 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_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86978482104e316c202a01b019909b1a7fe566ade6200bbc4193c078d7c086e9 [2023-12-03 04:53:59,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:53:59,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:53:59,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:53:59,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:53:59,083 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:53:59,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2023-12-03 04:54:01,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:54:02,018 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:54:02,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2023-12-03 04:54:02,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data/9f9fbbd4d/467ed9243a8c48c198341a0a0e87a685/FLAG1ec914d54 [2023-12-03 04:54:02,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data/9f9fbbd4d/467ed9243a8c48c198341a0a0e87a685 [2023-12-03 04:54:02,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:54:02,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:54:02,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:02,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:54:02,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:54:02,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14cfbcd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02, skipping insertion in model container [2023-12-03 04:54:02,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,075 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:54:02,275 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2329,2342] [2023-12-03 04:54:02,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:02,294 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:54:02,314 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2329,2342] [2023-12-03 04:54:02,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:02,329 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:54:02,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02 WrapperNode [2023-12-03 04:54:02,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:02,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:02,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:54:02,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:54:02,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,361 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2023-12-03 04:54:02,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:02,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:54:02,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:54:02,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:54:02,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:54:02,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:54:02,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:54:02,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:54:02,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:02,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:54:02,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:54:02,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:54:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 04:54:02,448 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 04:54:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:54:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:54:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:54:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:54:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:54:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:54:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:54:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:54:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:54:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:54:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:54:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:54:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:54:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:54:02,451 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:54:02,546 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:54:02,549 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:54:02,742 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:54:02,754 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:54:02,754 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:54:02,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:02 BoogieIcfgContainer [2023-12-03 04:54:02,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:54:02,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:54:02,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:54:02,768 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:54:02,768 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,769 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:54:02,773 INFO L158 Benchmark]: Toolchain (without parser) took 729.23ms. Allocated memory is still 148.9MB. Free memory was 105.1MB in the beginning and 94.2MB in the end (delta: 10.9MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-12-03 04:54:02,774 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 107.0MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:02,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.67ms. Allocated memory is still 148.9MB. Free memory was 105.1MB in the beginning and 112.6MB in the end (delta: -7.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:54:02,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.36ms. Allocated memory is still 148.9MB. Free memory was 112.6MB in the beginning and 111.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:02,776 INFO L158 Benchmark]: Boogie Preprocessor took 19.91ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 110.2MB in the end (delta: 915.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:02,777 INFO L158 Benchmark]: RCFGBuilder took 373.49ms. Allocated memory is still 148.9MB. Free memory was 109.6MB in the beginning and 95.5MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:54:02,777 INFO L158 Benchmark]: CodeCheck took 15.15ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 94.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:02,781 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 0.23ms. Allocated memory is still 107.0MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.67ms. Allocated memory is still 148.9MB. Free memory was 105.1MB in the beginning and 112.6MB in the end (delta: -7.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.36ms. Allocated memory is still 148.9MB. Free memory was 112.6MB in the beginning and 111.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.91ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 110.2MB in the end (delta: 915.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 373.49ms. Allocated memory is still 148.9MB. Free memory was 109.6MB in the beginning and 95.5MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 15.15ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 94.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:54:02,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86978482104e316c202a01b019909b1a7fe566ade6200bbc4193c078d7c086e9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:54:04,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:54:04,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:54:04,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:54:04,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:54:04,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:54:04,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:54:04,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:54:04,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:54:04,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:54:04,872 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:54:04,872 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:54:04,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:54:04,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:54:04,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:54:04,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:54:04,875 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:54:04,875 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:54:04,876 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:54:04,876 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:54:04,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:54:04,877 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:54:04,878 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:54:04,878 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:54:04,878 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:54:04,879 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:04,879 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:54:04,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:54:04,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:04,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:54:04,881 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:54:04,881 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:54:04,882 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:54:04,882 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:04,882 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:54:04,883 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:54:04,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:54:04,884 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_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86978482104e316c202a01b019909b1a7fe566ade6200bbc4193c078d7c086e9 [2023-12-03 04:54:05,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:54:05,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:54:05,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:54:05,205 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:54:05,205 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:54:05,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2023-12-03 04:54:08,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:54:08,266 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:54:08,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2023-12-03 04:54:08,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data/e12344bba/20d9737bd37543aea64ef3371e346320/FLAG5383ffe02 [2023-12-03 04:54:08,287 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/data/e12344bba/20d9737bd37543aea64ef3371e346320 [2023-12-03 04:54:08,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:54:08,292 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:54:08,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:08,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:54:08,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:54:08,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19fba1a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08, skipping insertion in model container [2023-12-03 04:54:08,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,329 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:54:08,521 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2329,2342] [2023-12-03 04:54:08,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:08,547 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:54:08,572 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2329,2342] [2023-12-03 04:54:08,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:08,595 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:54:08,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08 WrapperNode [2023-12-03 04:54:08,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:08,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:08,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:54:08,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:54:08,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,640 INFO L138 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2023-12-03 04:54:08,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:08,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:54:08,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:54:08,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:54:08,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:54:08,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:54:08,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:54:08,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:54:08,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:08" (1/1) ... [2023-12-03 04:54:08,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:08,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:54:08,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:54:08,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:54:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 04:54:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 04:54:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:54:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 04:54:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 04:54:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 04:54:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 04:54:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:54:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:54:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:54:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:54:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:54:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:54:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:54:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:54:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:54:08,758 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:54:08,876 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:54:08,879 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:54:09,114 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:54:09,128 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:54:09,129 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:54:09,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:09 BoogieIcfgContainer [2023-12-03 04:54:09,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:54:09,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:54:09,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:54:09,144 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:54:09,144 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:09" (1/1) ... [2023-12-03 04:54:09,145 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:54:09,150 INFO L158 Benchmark]: Toolchain (without parser) took 856.98ms. Allocated memory is still 98.6MB. Free memory was 75.2MB in the beginning and 70.9MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:09,150 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:09,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.36ms. Allocated memory is still 98.6MB. Free memory was 74.9MB in the beginning and 63.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:54:09,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.33ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:09,153 INFO L158 Benchmark]: Boogie Preprocessor took 34.15ms. Allocated memory is still 98.6MB. Free memory was 61.5MB in the beginning and 60.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:09,153 INFO L158 Benchmark]: RCFGBuilder took 454.13ms. Allocated memory is still 98.6MB. Free memory was 60.0MB in the beginning and 72.0MB in the end (delta: -12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:54:09,154 INFO L158 Benchmark]: CodeCheck took 16.04ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 70.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:09,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.36ms. Allocated memory is still 98.6MB. Free memory was 74.9MB in the beginning and 63.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.33ms. Allocated memory is still 98.6MB. Free memory was 63.2MB in the beginning and 61.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.15ms. Allocated memory is still 98.6MB. Free memory was 61.5MB in the beginning and 60.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 454.13ms. Allocated memory is still 98.6MB. Free memory was 60.0MB in the beginning and 72.0MB in the end (delta: -12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16.04ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 70.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:54:09,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fcc9b3c-483b-47af-aac1-07c5bd8570fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported