./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_05-lockfuns_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/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_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_05-lockfuns_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1fe12ce8951e45860142b9cebaa325eef531c18fa917882c03ee5396afb187f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:12,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:12,513 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:40:12,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:40:12,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:40:12,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:12,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:12,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:12,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:12,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:12,581 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:12,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:12,582 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:12,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:12,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:12,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:12,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:12,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:12,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:12,588 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:40:12,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:40:12,589 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:12,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:12,590 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:12,591 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:12,591 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:12,592 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:12,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:12,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:12,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:12,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:12,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:12,597 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:40:12,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:40:12,597 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:12,598 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_c7839ad3-3556-47d5-abc6-dc4b3724c4df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fe12ce8951e45860142b9cebaa325eef531c18fa917882c03ee5396afb187f5 [2023-11-19 03:40:12,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:12,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:12,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:12,937 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:12,938 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:12,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2023-11-19 03:40:16,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:16,423 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:16,424 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/sv-benchmarks/c/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2023-11-19 03:40:16,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data/d0bd74a90/2060a3784ad6418786306861db895a1c/FLAG94845387f [2023-11-19 03:40:16,466 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data/d0bd74a90/2060a3784ad6418786306861db895a1c [2023-11-19 03:40:16,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:16,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:16,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:16,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:16,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:16,480 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:16" (1/1) ... [2023-11-19 03:40:16,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c432c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:16, skipping insertion in model container [2023-11-19 03:40:16,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:16" (1/1) ... [2023-11-19 03:40:16,529 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:17,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:17,040 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:17,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:17,174 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:17,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17 WrapperNode [2023-11-19 03:40:17,175 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:17,176 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:17,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:17,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:17,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,247 INFO L138 Inliner]: procedures = 172, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2023-11-19 03:40:17,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:17,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:17,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:17,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:17,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,272 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:17,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:17,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:17,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:17,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:17,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:17,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:17,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:17,402 INFO L130 BoogieDeclarations]: Found specification of procedure lock [2023-11-19 03:40:17,403 INFO L138 BoogieDeclarations]: Found implementation of procedure lock [2023-11-19 03:40:17,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:40:17,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:40:17,403 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:40:17,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:17,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:17,404 INFO L130 BoogieDeclarations]: Found specification of procedure unlock [2023-11-19 03:40:17,405 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock [2023-11-19 03:40:17,405 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 03:40:17,405 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 03:40:17,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:17,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:40:17,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:17,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:17,408 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 03:40:17,543 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:17,545 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:17,789 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:17,800 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:17,800 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 03:40:17,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:17 BoogieIcfgContainer [2023-11-19 03:40:17,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:17,806 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:17,806 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:17,818 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:17,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:17" (1/1) ... [2023-11-19 03:40:17,819 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 03:40:17,823 INFO L158 Benchmark]: Toolchain (without parser) took 1351.24ms. Allocated memory is still 199.2MB. Free memory was 155.8MB in the beginning and 115.0MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 03:40:17,824 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:17,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.54ms. Allocated memory is still 199.2MB. Free memory was 155.8MB in the beginning and 136.0MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:40:17,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.23ms. Allocated memory is still 199.2MB. Free memory was 136.0MB in the beginning and 133.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:17,826 INFO L158 Benchmark]: Boogie Preprocessor took 68.48ms. Allocated memory is still 199.2MB. Free memory was 133.8MB in the beginning and 131.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:17,827 INFO L158 Benchmark]: RCFGBuilder took 487.57ms. Allocated memory is still 199.2MB. Free memory was 131.8MB in the beginning and 116.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:40:17,828 INFO L158 Benchmark]: CodeCheck took 15.59ms. Allocated memory is still 199.2MB. Free memory was 116.3MB in the beginning and 115.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:17,831 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 151.0MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.54ms. Allocated memory is still 199.2MB. Free memory was 155.8MB in the beginning and 136.0MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.23ms. Allocated memory is still 199.2MB. Free memory was 136.0MB in the beginning and 133.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.48ms. Allocated memory is still 199.2MB. Free memory was 133.8MB in the beginning and 131.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 487.57ms. Allocated memory is still 199.2MB. Free memory was 131.8MB in the beginning and 116.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.59ms. Allocated memory is still 199.2MB. Free memory was 116.3MB in the beginning and 115.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:40:17,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/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_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/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_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_05-lockfuns_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1fe12ce8951e45860142b9cebaa325eef531c18fa917882c03ee5396afb187f5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:20,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:20,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:40:20,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:20,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:20,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:20,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:20,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:20,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:20,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:20,595 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:20,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:20,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:20,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:20,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:20,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:20,598 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:40:20,598 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:40:20,599 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:40:20,599 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:40:20,600 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:40:20,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:20,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:20,606 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:20,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:20,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:20,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:20,610 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:20,611 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:20,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:20,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:20,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:20,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:20,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:20,615 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:40:20,615 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:20,615 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:20,615 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:40:20,616 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:20,616 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_c7839ad3-3556-47d5-abc6-dc4b3724c4df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fe12ce8951e45860142b9cebaa325eef531c18fa917882c03ee5396afb187f5 [2023-11-19 03:40:21,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:21,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:21,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:21,080 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:21,081 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:21,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2023-11-19 03:40:24,396 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:24,773 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:24,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/sv-benchmarks/c/goblint-regression/28-race_reach_05-lockfuns_racefree.i [2023-11-19 03:40:24,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data/9822efc83/ce29bb3270b64e42a6d5bcdb11e6b47e/FLAG3cbcf4ffb [2023-11-19 03:40:24,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/data/9822efc83/ce29bb3270b64e42a6d5bcdb11e6b47e [2023-11-19 03:40:24,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:24,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:24,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:24,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:24,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:24,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:24" (1/1) ... [2023-11-19 03:40:24,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f207f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:24, skipping insertion in model container [2023-11-19 03:40:24,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:24" (1/1) ... [2023-11-19 03:40:24,869 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:25,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:25,246 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:25,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:25,416 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:25,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25 WrapperNode [2023-11-19 03:40:25,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:25,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:25,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:25,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:25,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,482 INFO L138 Inliner]: procedures = 176, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-19 03:40:25,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:25,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:25,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:25,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:25,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:25,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:25,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:25,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:25,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:25" (1/1) ... [2023-11-19 03:40:25,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:25,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:25,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:25,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:40:25,608 INFO L130 BoogieDeclarations]: Found specification of procedure lock [2023-11-19 03:40:25,608 INFO L138 BoogieDeclarations]: Found implementation of procedure lock [2023-11-19 03:40:25,608 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:40:25,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:25,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:25,609 INFO L130 BoogieDeclarations]: Found specification of procedure unlock [2023-11-19 03:40:25,609 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock [2023-11-19 03:40:25,609 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 03:40:25,609 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 03:40:25,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:25,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:40:25,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:40:25,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:40:25,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:25,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:25,612 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 03:40:25,770 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:25,773 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:26,175 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:26,185 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:26,186 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 03:40:26,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:26 BoogieIcfgContainer [2023-11-19 03:40:26,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:26,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:26,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:26,208 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:26,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:26" (1/1) ... [2023-11-19 03:40:26,209 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 03:40:26,216 INFO L158 Benchmark]: Toolchain (without parser) took 1404.97ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 51.5MB in the beginning and 58.7MB in the end (delta: -7.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-19 03:40:26,217 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:26,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 605.64ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 51.4MB in the beginning and 80.9MB in the end (delta: -29.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:40:26,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.52ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 78.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:26,220 INFO L158 Benchmark]: Boogie Preprocessor took 44.33ms. Allocated memory is still 111.1MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:26,221 INFO L158 Benchmark]: RCFGBuilder took 662.28ms. Allocated memory is still 111.1MB. Free memory was 76.8MB in the beginning and 59.5MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:40:26,223 INFO L158 Benchmark]: CodeCheck took 22.53ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 58.7MB in the end (delta: 802.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:26,233 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 1.35ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 605.64ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 51.4MB in the beginning and 80.9MB in the end (delta: -29.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.52ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 78.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.33ms. Allocated memory is still 111.1MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.28ms. Allocated memory is still 111.1MB. Free memory was 76.8MB in the beginning and 59.5MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 22.53ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 58.7MB in the end (delta: 802.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:40:26,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7839ad3-3556-47d5-abc6-dc4b3724c4df/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