./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/test-easy11.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy11.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi --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 d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:15,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:15,899 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:11:15,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:15,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:15,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:15,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:15,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:15,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:15,966 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:15,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:15,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:15,968 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:15,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:15,971 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:15,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:15,972 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:15,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:15,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:15,974 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:15,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:15,975 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:15,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:15,981 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:15,981 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:15,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:15,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:15,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:15,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:15,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:15,986 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:15,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:15,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:15,987 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_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 [2023-11-24 22:11:16,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:16,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:16,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:16,460 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:16,461 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:16,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-24 22:11:20,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:20,302 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:20,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-24 22:11:20,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data/c3a2597d5/4a4390de9eb84422b71534caad2c7695/FLAG16b302333 [2023-11-24 22:11:20,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data/c3a2597d5/4a4390de9eb84422b71534caad2c7695 [2023-11-24 22:11:20,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:20,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:20,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:20,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:20,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:20,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,347 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d1c6c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20, skipping insertion in model container [2023-11-24 22:11:20,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,379 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:20,635 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_279f9a77-49bb-470a-a786-9f65d41454fe/sv-benchmarks/c/weaver/test-easy11.wvr.c[2031,2044] [2023-11-24 22:11:20,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:20,651 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:20,674 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_279f9a77-49bb-470a-a786-9f65d41454fe/sv-benchmarks/c/weaver/test-easy11.wvr.c[2031,2044] [2023-11-24 22:11:20,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:20,685 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:20,685 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:20,700 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:20,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20 WrapperNode [2023-11-24 22:11:20,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:20,702 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:20,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:20,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:20,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,746 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2023-11-24 22:11:20,746 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:20,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:20,748 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:20,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:20,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:20,782 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:20,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:20,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:20,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:20" (1/1) ... [2023-11-24 22:11:20,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:20,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:20,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:20,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:20,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:20,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:20,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:20,879 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:20,879 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:20,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:11:20,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:11:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:11:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:11:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:11:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:20,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:20,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:11:20,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:20,884 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:11:21,006 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:21,013 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:21,295 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:21,311 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:21,315 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:11:21,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:21 BoogieIcfgContainer [2023-11-24 22:11:21,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:21,319 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:21,319 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:21,333 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:21,333 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:21" (1/1) ... [2023-11-24 22:11:21,335 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) [2023-11-24 22:11:21,350 INFO L158 Benchmark]: Toolchain (without parser) took 1013.17ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 72.7MB in the beginning and 141.6MB in the end (delta: -68.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:21,352 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 134.2MB. Free memory was 105.6MB in the beginning and 105.6MB in the end (delta: 76.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:21,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.81ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 72.5MB in the beginning and 158.4MB in the end (delta: -85.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-24 22:11:21,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.43ms. Allocated memory is still 188.7MB. Free memory was 158.4MB in the beginning and 157.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:21,357 INFO L158 Benchmark]: Boogie Preprocessor took 33.58ms. Allocated memory is still 188.7MB. Free memory was 156.3MB in the beginning and 155.8MB in the end (delta: 470.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:21,358 INFO L158 Benchmark]: RCFGBuilder took 535.93ms. Allocated memory is still 188.7MB. Free memory was 155.0MB in the beginning and 142.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:21,359 INFO L158 Benchmark]: CodeCheck took 29.07ms. Allocated memory is still 188.7MB. Free memory was 142.5MB in the beginning and 141.6MB in the end (delta: 806.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:21,373 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 0.39ms. Allocated memory is still 134.2MB. Free memory was 105.6MB in the beginning and 105.6MB in the end (delta: 76.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.81ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 72.5MB in the beginning and 158.4MB in the end (delta: -85.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.43ms. Allocated memory is still 188.7MB. Free memory was 158.4MB in the beginning and 157.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.58ms. Allocated memory is still 188.7MB. Free memory was 156.3MB in the beginning and 155.8MB in the end (delta: 470.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 535.93ms. Allocated memory is still 188.7MB. Free memory was 155.0MB in the beginning and 142.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 29.07ms. Allocated memory is still 188.7MB. Free memory was 142.5MB in the beginning and 141.6MB in the end (delta: 806.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:21,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/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_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy11.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi --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 d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:24,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:24,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:11:24,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:24,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:24,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:24,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:24,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:24,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:24,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:24,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:24,904 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:24,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:24,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:24,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:24,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:24,909 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:11:24,909 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:11:24,910 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:11:24,911 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:24,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:24,913 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:24,913 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:24,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:24,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:24,915 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:24,915 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:24,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:24,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:24,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:24,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:24,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:24,920 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:11:24,920 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:24,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:24,921 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:11:24,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:24,922 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_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4ad0d0809306a534b821bfb65370b6441b48266d0d86b4699760a422c08b963 [2023-11-24 22:11:25,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:25,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:25,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:25,470 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:25,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:25,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-24 22:11:29,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:29,434 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:29,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/sv-benchmarks/c/weaver/test-easy11.wvr.c [2023-11-24 22:11:29,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data/05096049d/8a91c1f772444a2090a91b8d1f6d1866/FLAGffc350152 [2023-11-24 22:11:29,457 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/data/05096049d/8a91c1f772444a2090a91b8d1f6d1866 [2023-11-24 22:11:29,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:29,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:29,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:29,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:29,468 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:29,469 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c7a012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29, skipping insertion in model container [2023-11-24 22:11:29,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:29,685 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_279f9a77-49bb-470a-a786-9f65d41454fe/sv-benchmarks/c/weaver/test-easy11.wvr.c[2031,2044] [2023-11-24 22:11:29,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:29,708 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:29,733 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_279f9a77-49bb-470a-a786-9f65d41454fe/sv-benchmarks/c/weaver/test-easy11.wvr.c[2031,2044] [2023-11-24 22:11:29,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:29,745 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:29,745 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:29,755 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:29,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29 WrapperNode [2023-11-24 22:11:29,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:29,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:29,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:29,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:29,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,778 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,805 INFO L138 Inliner]: procedures = 23, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2023-11-24 22:11:29,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:29,808 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:29,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:29,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:29,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:29,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:29,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:29,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:29,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:29" (1/1) ... [2023-11-24 22:11:29,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:29,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:29,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:29,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:29,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:29,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:29,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:29,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:29,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:11:29,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:11:29,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:11:29,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:29,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:11:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:11:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:11:29,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:29,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:29,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:29,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:11:29,988 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:11:30,119 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:30,122 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:30,385 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:30,397 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:30,397 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:11:30,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:30 BoogieIcfgContainer [2023-11-24 22:11:30,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:30,400 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:30,400 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:30,411 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:30,412 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:30" (1/1) ... [2023-11-24 22:11:30,413 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) [2023-11-24 22:11:30,418 INFO L158 Benchmark]: Toolchain (without parser) took 955.97ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 55.0MB in the end (delta: 3.0MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2023-11-24 22:11:30,419 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:30,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.67ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 46.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:11:30,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.14ms. Allocated memory is still 81.8MB. Free memory was 46.3MB in the beginning and 44.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:30,421 INFO L158 Benchmark]: Boogie Preprocessor took 73.21ms. Allocated memory is still 81.8MB. Free memory was 44.9MB in the beginning and 43.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:30,422 INFO L158 Benchmark]: RCFGBuilder took 517.49ms. Allocated memory is still 81.8MB. Free memory was 43.4MB in the beginning and 56.1MB in the end (delta: -12.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:11:30,423 INFO L158 Benchmark]: CodeCheck took 15.90ms. Allocated memory is still 81.8MB. Free memory was 56.1MB in the beginning and 55.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:30,427 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 0.39ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.67ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 46.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.14ms. Allocated memory is still 81.8MB. Free memory was 46.3MB in the beginning and 44.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.21ms. Allocated memory is still 81.8MB. Free memory was 44.9MB in the beginning and 43.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.49ms. Allocated memory is still 81.8MB. Free memory was 43.4MB in the beginning and 56.1MB in the end (delta: -12.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 15.90ms. Allocated memory is still 81.8MB. Free memory was 56.1MB in the beginning and 55.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:30,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279f9a77-49bb-470a-a786-9f65d41454fe/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported