./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i --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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:39:43,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:39:43,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:39:43,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:39:43,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:39:43,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:39:43,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:39:43,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:39:43,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:39:43,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:39:43,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:39:43,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:39:43,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:39:43,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:39:43,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:39:43,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:39:43,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:39:43,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:39:43,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:39:43,720 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:39:43,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:39:43,721 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:39:43,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:39:43,722 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:39:43,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:39:43,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:39:43,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:39:43,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:39:43,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:39:43,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:39:43,725 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:39:43,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:39:43,725 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:39:43,726 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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b [2023-12-03 01:39:43,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:39:43,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:39:43,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:39:43,947 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:39:43,948 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:39:43,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-12-03 01:39:46,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:39:46,896 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:39:46,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-12-03 01:39:46,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data/8f13c40a0/50cedfd531f34dde9337025ddaf048c9/FLAGeb9ea88d8 [2023-12-03 01:39:46,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data/8f13c40a0/50cedfd531f34dde9337025ddaf048c9 [2023-12-03 01:39:46,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:39:46,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:39:46,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:39:46,937 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:39:46,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:39:46,942 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:39:46" (1/1) ... [2023-12-03 01:39:46,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e69b32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:46, skipping insertion in model container [2023-12-03 01:39:46,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:39:46" (1/1) ... [2023-12-03 01:39:47,007 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:39:47,478 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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-12-03 01:39:47,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:39:47,527 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:39:47,565 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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-12-03 01:39:47,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:39:47,651 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:39:47,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47 WrapperNode [2023-12-03 01:39:47,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:39:47,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:39:47,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:39:47,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:39:47,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,705 INFO L138 Inliner]: procedures = 279, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 218 [2023-12-03 01:39:47,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:39:47,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:39:47,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:39:47,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:39:47,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:39:47,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:39:47,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:39:47,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:39:47,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:47" (1/1) ... [2023-12-03 01:39:47,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:39:47,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:39:47,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:39:47,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:39:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:39:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:39:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-03 01:39:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-03 01:39:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:39:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 01:39:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:39:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-03 01:39:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-03 01:39:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-03 01:39:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-03 01:39:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:39:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 01:39:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:39:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:39:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:39:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:39:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:39:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:39:47,804 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 01:39:47,941 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:39:47,943 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:39:48,234 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:39:48,265 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:39:48,265 INFO L309 CfgBuilder]: Removed 15 assume(true) statements. [2023-12-03 01:39:48,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:39:48 BoogieIcfgContainer [2023-12-03 01:39:48,267 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:39:48,268 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:39:48,268 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:39:48,278 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:39:48,278 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:39:48" (1/1) ... [2023-12-03 01:39:48,279 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:39:48,283 INFO L158 Benchmark]: Toolchain (without parser) took 1347.30ms. Allocated memory is still 144.7MB. Free memory was 91.2MB in the beginning and 73.5MB in the end (delta: 17.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:48,283 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:39:48,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.85ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 105.0MB in the end (delta: -14.0MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-12-03 01:39:48,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.49ms. Allocated memory is still 144.7MB. Free memory was 105.0MB in the beginning and 102.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:48,285 INFO L158 Benchmark]: Boogie Preprocessor took 39.02ms. Allocated memory is still 144.7MB. Free memory was 102.4MB in the beginning and 99.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:48,286 INFO L158 Benchmark]: RCFGBuilder took 521.45ms. Allocated memory is still 144.7MB. Free memory was 99.8MB in the beginning and 74.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 01:39:48,286 INFO L158 Benchmark]: CodeCheck took 13.17ms. Allocated memory is still 144.7MB. Free memory was 74.6MB in the beginning and 73.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:48,289 INFO L338 ainManager$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 0.22ms. Allocated memory is still 98.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.85ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 105.0MB in the end (delta: -14.0MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.49ms. Allocated memory is still 144.7MB. Free memory was 105.0MB in the beginning and 102.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.02ms. Allocated memory is still 144.7MB. Free memory was 102.4MB in the beginning and 99.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 521.45ms. Allocated memory is still 144.7MB. Free memory was 99.8MB in the beginning and 74.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 13.17ms. Allocated memory is still 144.7MB. Free memory was 74.6MB in the beginning and 73.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:39:48,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:39:50,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:39:50,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:39:50,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:39:50,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:39:50,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:39:50,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:39:50,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:39:50,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:39:50,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:39:50,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:39:50,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:39:50,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:39:50,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:39:50,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:39:50,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:39:50,260 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:39:50,260 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:39:50,261 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:39:50,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:39:50,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:39:50,263 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:39:50,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:39:50,264 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:39:50,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:39:50,265 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:39:50,266 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:39:50,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:39:50,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:39:50,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:39:50,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:39:50,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:39:50,268 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:39:50,269 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:39:50,269 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:39:50,269 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:39:50,269 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:39:50,269 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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b [2023-12-03 01:39:50,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:39:50,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:39:50,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:39:50,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:39:50,597 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:39:50,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-12-03 01:39:53,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:39:53,685 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:39:53,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i [2023-12-03 01:39:53,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data/8583c034e/29239b6a0696455a85b6972083d3c335/FLAG52be32207 [2023-12-03 01:39:53,717 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/data/8583c034e/29239b6a0696455a85b6972083d3c335 [2023-12-03 01:39:53,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:39:53,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:39:53,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:39:53,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:39:53,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:39:53,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:39:53" (1/1) ... [2023-12-03 01:39:53,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ccca6ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:53, skipping insertion in model container [2023-12-03 01:39:53,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:39:53" (1/1) ... [2023-12-03 01:39:53,777 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:39:54,179 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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-12-03 01:39:54,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:39:54,227 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:39:54,265 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_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/sv-benchmarks/c/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-12-03 01:39:54,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:39:54,345 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:39:54,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54 WrapperNode [2023-12-03 01:39:54,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:39:54,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:39:54,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:39:54,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:39:54,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,403 INFO L138 Inliner]: procedures = 283, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 217 [2023-12-03 01:39:54,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:39:54,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:39:54,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:39:54,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:39:54,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,433 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:39:54,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:39:54,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:39:54,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:39:54,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:39:54" (1/1) ... [2023-12-03 01:39:54,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:39:54,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:39:54,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:39:54,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:39:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:39:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:39:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:39:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-03 01:39:54,522 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-03 01:39:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:39:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:39:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:39:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 01:39:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 01:39:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-03 01:39:54,523 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-03 01:39:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-03 01:39:54,523 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-03 01:39:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 01:39:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:39:54,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:39:54,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:39:54,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:39:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:39:54,526 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 01:39:54,686 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:39:54,688 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:39:55,088 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:39:55,120 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:39:55,121 INFO L309 CfgBuilder]: Removed 15 assume(true) statements. [2023-12-03 01:39:55,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:39:55 BoogieIcfgContainer [2023-12-03 01:39:55,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:39:55,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:39:55,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:39:55,132 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:39:55,132 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:39:55" (1/1) ... [2023-12-03 01:39:55,133 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:39:55,137 INFO L158 Benchmark]: Toolchain (without parser) took 1416.00ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 65.5MB in the end (delta: 13.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-12-03 01:39:55,137 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:39:55,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.74ms. Allocated memory is still 104.9MB. Free memory was 78.9MB in the beginning and 71.7MB in the end (delta: 7.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2023-12-03 01:39:55,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.68ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 68.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:55,139 INFO L158 Benchmark]: Boogie Preprocessor took 40.30ms. Allocated memory is still 104.9MB. Free memory was 68.7MB in the beginning and 65.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:39:55,140 INFO L158 Benchmark]: RCFGBuilder took 678.03ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 66.1MB in the end (delta: -323.1kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-12-03 01:39:55,140 INFO L158 Benchmark]: CodeCheck took 11.41ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 65.5MB in the end (delta: 626.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:55,143 INFO L338 ainManager$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 0.17ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 624.74ms. Allocated memory is still 104.9MB. Free memory was 78.9MB in the beginning and 71.7MB in the end (delta: 7.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.68ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 68.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.30ms. Allocated memory is still 104.9MB. Free memory was 68.7MB in the beginning and 65.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 678.03ms. Allocated memory is still 104.9MB. Free memory was 65.8MB in the beginning and 66.1MB in the end (delta: -323.1kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * CodeCheck took 11.41ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 65.5MB in the end (delta: 626.5kB). 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 01:39:55,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43d348c8-5c3d-41ee-b624-316bc3c5c0ae/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