./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL --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 da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:03,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:03,959 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:11:03,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:03,970 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:04,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:04,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:04,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:04,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:04,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:04,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:04,029 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:04,029 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:04,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:04,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:04,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:04,033 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:04,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:04,034 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:04,034 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:04,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:04,036 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:04,036 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:04,042 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:04,043 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:04,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:04,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:04,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:04,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:04,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:04,047 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:04,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:04,048 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:04,048 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_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b [2023-11-19 03:11:04,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:04,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:04,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:04,409 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:04,410 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:04,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-11-19 03:11:07,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:08,163 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:08,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-11-19 03:11:08,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data/67f99698f/2bd60e2f187c49bc8acdfe1f859ee3f2/FLAG74dac9856 [2023-11-19 03:11:08,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data/67f99698f/2bd60e2f187c49bc8acdfe1f859ee3f2 [2023-11-19 03:11:08,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:08,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:08,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:08,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:08,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:08,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:08" (1/1) ... [2023-11-19 03:11:08,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1053e3a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:08, skipping insertion in model container [2023-11-19 03:11:08,216 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:08" (1/1) ... [2023-11-19 03:11:08,313 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:08,865 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_4fa94f22-6625-4b16-a74d-aa07de63a509/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i[47038,47051] [2023-11-19 03:11:08,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:08,967 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:09,027 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_4fa94f22-6625-4b16-a74d-aa07de63a509/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i[47038,47051] [2023-11-19 03:11:09,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:09,238 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:09,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09 WrapperNode [2023-11-19 03:11:09,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:09,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:09,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:09,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:09,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,333 INFO L138 Inliner]: procedures = 279, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 166 [2023-11-19 03:11:09,334 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:09,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:09,335 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:09,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:09,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:09,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:09,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:09,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:09,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:09" (1/1) ... [2023-11-19 03:11:09,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:09,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:09,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:09,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:09,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:09,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:11:09,478 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-19 03:11:09,478 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-19 03:11:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure take [2023-11-19 03:11:09,479 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2023-11-19 03:11:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:11:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-19 03:11:09,480 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-19 03:11:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-19 03:11:09,481 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-19 03:11:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:11:09,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:11:09,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:11:09,482 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:11:09,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:11:09,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:09,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:11:09,485 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-11-19 03:11:09,485 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-11-19 03:11:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:09,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:09,488 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:09,687 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:09,689 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:10,204 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:10,220 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:10,220 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2023-11-19 03:11:10,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:10 BoogieIcfgContainer [2023-11-19 03:11:10,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:10,229 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:10,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:10,241 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:10,241 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:10" (1/1) ... [2023-11-19 03:11:10,242 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:11:10,247 INFO L158 Benchmark]: Toolchain (without parser) took 2040.29ms. Allocated memory is still 123.7MB. Free memory was 78.4MB in the beginning and 58.5MB in the end (delta: 19.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-19 03:11:10,248 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:10,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1031.90ms. Allocated memory is still 123.7MB. Free memory was 78.4MB in the beginning and 92.6MB in the end (delta: -14.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-19 03:11:10,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.20ms. Allocated memory is still 123.7MB. Free memory was 92.6MB in the beginning and 89.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:10,251 INFO L158 Benchmark]: Boogie Preprocessor took 52.48ms. Allocated memory is still 123.7MB. Free memory was 89.4MB in the beginning and 86.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:10,251 INFO L158 Benchmark]: RCFGBuilder took 840.25ms. Allocated memory is still 123.7MB. Free memory was 86.8MB in the beginning and 59.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:11:10,252 INFO L158 Benchmark]: CodeCheck took 16.70ms. Allocated memory is still 123.7MB. Free memory was 59.5MB in the beginning and 58.5MB in the end (delta: 976.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:10,256 INFO L338 ainManager$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 0.31ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1031.90ms. Allocated memory is still 123.7MB. Free memory was 78.4MB in the beginning and 92.6MB in the end (delta: -14.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.20ms. Allocated memory is still 123.7MB. Free memory was 92.6MB in the beginning and 89.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.48ms. Allocated memory is still 123.7MB. Free memory was 89.4MB in the beginning and 86.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.25ms. Allocated memory is still 123.7MB. Free memory was 86.8MB in the beginning and 59.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 16.70ms. Allocated memory is still 123.7MB. Free memory was 59.5MB in the beginning and 58.5MB in the end (delta: 976.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:11:10,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL --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 da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:13,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:13,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:11:13,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:13,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:13,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:13,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:13,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:13,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:13,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:13,416 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:13,416 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:13,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:13,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:13,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:13,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:13,419 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:11:13,420 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:11:13,420 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:11:13,421 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:13,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:13,422 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:13,423 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:13,423 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:13,424 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:13,424 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:13,424 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:13,425 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:13,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:13,426 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:13,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:13,428 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:13,428 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:11:13,428 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:13,428 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:13,429 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:11:13,429 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:13,429 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_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b [2023-11-19 03:11:13,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:13,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:13,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:13,959 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:13,960 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:13,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-11-19 03:11:17,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:17,698 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:17,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2023-11-19 03:11:17,724 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data/bee12117f/e7ea77fd76ed40ec8728fba8a0e635b1/FLAGbdb60a483 [2023-11-19 03:11:17,738 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/data/bee12117f/e7ea77fd76ed40ec8728fba8a0e635b1 [2023-11-19 03:11:17,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:17,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:17,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:17,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:17,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:17,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:17" (1/1) ... [2023-11-19 03:11:17,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c7b373e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:17, skipping insertion in model container [2023-11-19 03:11:17,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:17" (1/1) ... [2023-11-19 03:11:17,815 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:18,321 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_4fa94f22-6625-4b16-a74d-aa07de63a509/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i[47038,47051] [2023-11-19 03:11:18,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:18,384 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:18,425 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_4fa94f22-6625-4b16-a74d-aa07de63a509/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i[47038,47051] [2023-11-19 03:11:18,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:18,560 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:18,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18 WrapperNode [2023-11-19 03:11:18,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:18,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:18,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:18,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:18,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,664 INFO L138 Inliner]: procedures = 283, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 166 [2023-11-19 03:11:18,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:18,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:18,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:18,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:18,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:18,776 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:18,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:18,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:18,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:18" (1/1) ... [2023-11-19 03:11:18,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:18,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:18,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:18,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:18,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:11:18,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:18,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:11:18,859 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-19 03:11:18,859 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-19 03:11:18,860 INFO L130 BoogieDeclarations]: Found specification of procedure take [2023-11-19 03:11:18,860 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2023-11-19 03:11:18,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:18,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:11:18,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:11:18,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:11:18,860 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-19 03:11:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-19 03:11:18,861 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-19 03:11:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-19 03:11:18,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:11:18,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:11:18,862 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:11:18,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:11:18,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:18,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:11:18,862 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-11-19 03:11:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-11-19 03:11:18,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:18,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:18,865 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:11:19,053 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:19,055 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:19,650 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:19,666 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:19,667 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2023-11-19 03:11:19,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:19 BoogieIcfgContainer [2023-11-19 03:11:19,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:19,674 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:19,674 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:19,682 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:19,682 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:19" (1/1) ... [2023-11-19 03:11:19,683 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:11:19,697 INFO L158 Benchmark]: Toolchain (without parser) took 1953.99ms. Allocated memory is still 109.1MB. Free memory was 82.9MB in the beginning and 77.1MB in the end (delta: 5.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-19 03:11:19,698 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:19,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 817.45ms. Allocated memory is still 109.1MB. Free memory was 82.6MB in the beginning and 73.2MB in the end (delta: 9.4MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:19,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.74ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 69.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:19,701 INFO L158 Benchmark]: Boogie Preprocessor took 109.91ms. Allocated memory is still 109.1MB. Free memory was 69.9MB in the beginning and 66.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:19,703 INFO L158 Benchmark]: RCFGBuilder took 896.68ms. Allocated memory is still 109.1MB. Free memory was 66.9MB in the beginning and 78.5MB in the end (delta: -11.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:19,705 INFO L158 Benchmark]: CodeCheck took 21.68ms. Allocated memory is still 109.1MB. Free memory was 78.5MB in the beginning and 77.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:19,712 INFO L338 ainManager$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 0.32ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 817.45ms. Allocated memory is still 109.1MB. Free memory was 82.6MB in the beginning and 73.2MB in the end (delta: 9.4MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.74ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 69.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.91ms. Allocated memory is still 109.1MB. Free memory was 69.9MB in the beginning and 66.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 896.68ms. Allocated memory is still 109.1MB. Free memory was 66.9MB in the beginning and 78.5MB in the end (delta: -11.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * CodeCheck took 21.68ms. Allocated memory is still 109.1MB. Free memory was 78.5MB in the beginning and 77.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:11:19,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fa94f22-6625-4b16-a74d-aa07de63a509/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported