./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/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_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/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_9ca41678-cfbf-4700-957e-a8ed577c5343/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 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:51,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:51,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:59:51,895 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:59:51,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:59:51,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:51,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:59:51,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:59:51,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:51,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:51,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:51,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:59:51,953 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:59:51,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:59:51,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:59:51,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:51,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:59:51,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:51,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:59:51,957 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:59:51,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:59:51,959 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:51,960 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:51,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:51,962 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:51,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:51,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:51,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:51,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:51,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:59:51,967 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:59:51,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:59:51,968 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:59:51,969 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_9ca41678-cfbf-4700-957e-a8ed577c5343/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 [2023-11-19 02:59:52,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:52,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:52,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:52,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:52,412 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:52,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-19 02:59:55,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:56,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:56,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-19 02:59:56,040 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data/0ceaa18fb/7b872d17d2d04dbeb73ed6ed7cc20860/FLAG40e3b915b [2023-11-19 02:59:56,058 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data/0ceaa18fb/7b872d17d2d04dbeb73ed6ed7cc20860 [2023-11-19 02:59:56,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:56,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:56,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:56,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:56,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:56,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5808ab69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56, skipping insertion in model container [2023-11-19 02:59:56,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:56,519 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_9ca41678-cfbf-4700-957e-a8ed577c5343/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-19 02:59:56,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:56,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:59:56,608 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_9ca41678-cfbf-4700-957e-a8ed577c5343/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-19 02:59:56,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:56,682 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:56,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56 WrapperNode [2023-11-19 02:59:56,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:56,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:56,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:56,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:56,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,739 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,781 INFO L138 Inliner]: procedures = 170, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-11-19 02:59:56,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:56,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:56,783 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:56,783 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:56,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:56,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:56,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:56,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:56,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:56" (1/1) ... [2023-11-19 02:59:56,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:56,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:56,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:56,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:59:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:59:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:59:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:59:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 02:59:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 02:59:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:59:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:59:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:56,971 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 02:59:57,231 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:57,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:57,524 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:57,536 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:57,536 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-19 02:59:57,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:57 BoogieIcfgContainer [2023-11-19 02:59:57,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:57,550 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:57,552 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:57,566 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:57,566 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:57" (1/1) ... [2023-11-19 02:59:57,567 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 02:59:57,577 INFO L158 Benchmark]: Toolchain (without parser) took 1513.03ms. Allocated memory is still 203.4MB. Free memory was 153.9MB in the beginning and 114.0MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 02:59:57,578 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 146.8MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:57,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 618.42ms. Allocated memory is still 203.4MB. Free memory was 153.9MB in the beginning and 134.0MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:59:57,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.23ms. Allocated memory is still 203.4MB. Free memory was 134.0MB in the beginning and 132.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:57,582 INFO L158 Benchmark]: Boogie Preprocessor took 77.01ms. Allocated memory is still 203.4MB. Free memory was 132.2MB in the beginning and 130.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:57,584 INFO L158 Benchmark]: RCFGBuilder took 681.41ms. Allocated memory is still 203.4MB. Free memory was 130.2MB in the beginning and 115.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:59:57,585 INFO L158 Benchmark]: CodeCheck took 24.67ms. Allocated memory is still 203.4MB. Free memory was 115.2MB in the beginning and 114.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:57,597 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 0.41ms. Allocated memory is still 146.8MB. Free memory is still 87.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 618.42ms. Allocated memory is still 203.4MB. Free memory was 153.9MB in the beginning and 134.0MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.23ms. Allocated memory is still 203.4MB. Free memory was 134.0MB in the beginning and 132.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.01ms. Allocated memory is still 203.4MB. Free memory was 132.2MB in the beginning and 130.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.41ms. Allocated memory is still 203.4MB. Free memory was 130.2MB in the beginning and 115.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 24.67ms. Allocated memory is still 203.4MB. Free memory was 115.2MB in the beginning and 114.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:59:57,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/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_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/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_9ca41678-cfbf-4700-957e-a8ed577c5343/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 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:00,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:00,791 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:00:00,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:00,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:00,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:00,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:00,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:00,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:00,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:00,841 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:00:00,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:00:00,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:00,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:00,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:00,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:00,846 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:00:00,847 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:00:00,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:00:00,848 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:00:00,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:00,849 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:00,850 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:00,850 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:00,851 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:00,851 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:00:00,852 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:00:00,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:00,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:00,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:00,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:00,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:00,856 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:00:00,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:00:00,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:00,857 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:00:00,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:00:00,858 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_9ca41678-cfbf-4700-957e-a8ed577c5343/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b7c7619d813e48364b259b1a428c27bb8d838fdbf884f11806f1a0c23ff1cb9 [2023-11-19 03:00:01,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:01,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:01,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:01,433 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:01,433 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:01,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-19 03:00:04,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:05,399 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:05,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i [2023-11-19 03:00:05,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data/998c36b12/18ca783d5c334c119b4296c0f1af79c7/FLAGe6df5bf52 [2023-11-19 03:00:05,457 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/data/998c36b12/18ca783d5c334c119b4296c0f1af79c7 [2023-11-19 03:00:05,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:05,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:05,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:05,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:05,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:05,484 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:05" (1/1) ... [2023-11-19 03:00:05,485 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be518fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:05, skipping insertion in model container [2023-11-19 03:00:05,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:05" (1/1) ... [2023-11-19 03:00:05,567 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:06,144 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_9ca41678-cfbf-4700-957e-a8ed577c5343/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-19 03:00:06,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:06,215 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:00:06,235 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:06,296 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_9ca41678-cfbf-4700-957e-a8ed577c5343/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-19 03:00:06,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:06,319 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:06,373 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_9ca41678-cfbf-4700-957e-a8ed577c5343/sv-benchmarks/c/goblint-regression/28-race_reach_46-escape_racefree.i[30176,30189] [2023-11-19 03:00:06,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:06,530 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:06,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06 WrapperNode [2023-11-19 03:00:06,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:06,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:06,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:06,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:06,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,597 INFO L138 Inliner]: procedures = 174, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2023-11-19 03:00:06,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:06,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:06,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:06,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:06,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:06,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:06,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:06,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:06,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:06" (1/1) ... [2023-11-19 03:00:06,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:06,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:06,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:06,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:06,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:00:06,748 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:00:06,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:06,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:00:06,749 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 03:00:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 03:00:06,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:00:06,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:00:06,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:00:06,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:00:06,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:06,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:06,755 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 03:00:06,986 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:06,991 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:07,478 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:00:07,496 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:00:07,497 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-19 03:00:07,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:07 BoogieIcfgContainer [2023-11-19 03:00:07,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:00:07,507 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:00:07,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:00:07,522 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:00:07,523 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:07" (1/1) ... [2023-11-19 03:00:07,525 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 03:00:07,533 INFO L158 Benchmark]: Toolchain (without parser) took 2064.75ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 55.9MB in the end (delta: 26.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-19 03:00:07,534 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 50.6MB in the end (delta: 79.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:07,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1064.63ms. Allocated memory is still 107.0MB. Free memory was 81.7MB in the beginning and 80.0MB in the end (delta: 1.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-19 03:00:07,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.17ms. Allocated memory is still 107.0MB. Free memory was 80.0MB in the beginning and 77.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:00:07,538 INFO L158 Benchmark]: Boogie Preprocessor took 48.12ms. Allocated memory is still 107.0MB. Free memory was 77.6MB in the beginning and 75.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:00:07,539 INFO L158 Benchmark]: RCFGBuilder took 856.43ms. Allocated memory is still 107.0MB. Free memory was 75.5MB in the beginning and 57.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:00:07,540 INFO L158 Benchmark]: CodeCheck took 22.62ms. Allocated memory is still 107.0MB. Free memory was 57.0MB in the beginning and 55.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:07,553 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 0.40ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 50.6MB in the end (delta: 79.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1064.63ms. Allocated memory is still 107.0MB. Free memory was 81.7MB in the beginning and 80.0MB in the end (delta: 1.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.17ms. Allocated memory is still 107.0MB. Free memory was 80.0MB in the beginning and 77.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.12ms. Allocated memory is still 107.0MB. Free memory was 77.6MB in the beginning and 75.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 856.43ms. Allocated memory is still 107.0MB. Free memory was 75.5MB in the beginning and 57.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 22.62ms. Allocated memory is still 107.0MB. Free memory was 57.0MB in the beginning and 55.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:00:07,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca41678-cfbf-4700-957e-a8ed577c5343/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