./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/reorder_2.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_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/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_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/reorder_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/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_90dd50f9-c57c-4da0-af49-d83917355869/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 eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:36,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:36,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:18:36,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:36,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:36,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:36,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:36,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:36,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:36,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:36,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:36,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:36,861 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:36,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:36,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:36,863 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:36,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:36,864 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:36,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:36,865 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:36,865 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:36,874 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:36,875 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:36,875 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:36,876 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:36,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:36,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:36,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:36,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:36,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:36,881 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:36,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:36,881 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:36,882 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_90dd50f9-c57c-4da0-af49-d83917355869/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 [2023-11-19 03:18:37,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:37,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:37,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:37,329 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:37,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:37,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/reorder_2.i [2023-11-19 03:18:40,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:41,267 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:41,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/sv-benchmarks/c/pthread/reorder_2.i [2023-11-19 03:18:41,292 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data/70d628feb/ca45a41bed11412bb381175eb7477609/FLAGd7107ea9b [2023-11-19 03:18:41,310 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data/70d628feb/ca45a41bed11412bb381175eb7477609 [2023-11-19 03:18:41,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:41,315 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:41,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:41,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:41,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:41,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:41" (1/1) ... [2023-11-19 03:18:41,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae38b9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:41, skipping insertion in model container [2023-11-19 03:18:41,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:41" (1/1) ... [2023-11-19 03:18:41,409 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:42,077 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_90dd50f9-c57c-4da0-af49-d83917355869/sv-benchmarks/c/pthread/reorder_2.i[60219,60232] [2023-11-19 03:18:42,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:42,101 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:42,189 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_90dd50f9-c57c-4da0-af49-d83917355869/sv-benchmarks/c/pthread/reorder_2.i[60219,60232] [2023-11-19 03:18:42,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:42,306 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:42,306 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:42,306 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:42,313 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:42,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42 WrapperNode [2023-11-19 03:18:42,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:42,316 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:42,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:42,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:42,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,405 INFO L138 Inliner]: procedures = 374, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 165 [2023-11-19 03:18:42,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:42,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:42,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:42,407 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:42,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,454 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:42,455 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:42,455 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:42,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:42,456 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:42" (1/1) ... [2023-11-19 03:18:42,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:42,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:42,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:42,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-19 03:18:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:18:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:18:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:18:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:18:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:18:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:18:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure setThread [2023-11-19 03:18:42,575 INFO L138 BoogieDeclarations]: Found implementation of procedure setThread [2023-11-19 03:18:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:18:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure checkThread [2023-11-19 03:18:42,576 INFO L138 BoogieDeclarations]: Found implementation of procedure checkThread [2023-11-19 03:18:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:42,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:42,578 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 03:18:42,755 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:42,757 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:43,144 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:43,157 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:43,158 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:18:43,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:43 BoogieIcfgContainer [2023-11-19 03:18:43,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:43,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:43,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:43,178 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:43,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:43" (1/1) ... [2023-11-19 03:18:43,179 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:18:43,185 INFO L158 Benchmark]: Toolchain (without parser) took 1868.58ms. Allocated memory is still 151.0MB. Free memory was 117.0MB in the beginning and 100.4MB in the end (delta: 16.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-19 03:18:43,185 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:43,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 997.69ms. Allocated memory is still 151.0MB. Free memory was 117.0MB in the beginning and 76.5MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 03:18:43,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.98ms. Allocated memory is still 151.0MB. Free memory was 76.5MB in the beginning and 73.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:18:43,188 INFO L158 Benchmark]: Boogie Preprocessor took 47.86ms. Allocated memory is still 151.0MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:43,189 INFO L158 Benchmark]: RCFGBuilder took 709.15ms. Allocated memory is still 151.0MB. Free memory was 71.6MB in the beginning and 101.4MB in the end (delta: -29.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:18:43,190 INFO L158 Benchmark]: CodeCheck took 17.65ms. Allocated memory is still 151.0MB. Free memory was 101.4MB in the beginning and 100.4MB in the end (delta: 966.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:43,194 INFO L338 ainManager$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 0.29ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 997.69ms. Allocated memory is still 151.0MB. Free memory was 117.0MB in the beginning and 76.5MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.98ms. Allocated memory is still 151.0MB. Free memory was 76.5MB in the beginning and 73.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.86ms. Allocated memory is still 151.0MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 709.15ms. Allocated memory is still 151.0MB. Free memory was 71.6MB in the beginning and 101.4MB in the end (delta: -29.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 17.65ms. Allocated memory is still 151.0MB. Free memory was 101.4MB in the beginning and 100.4MB in the end (delta: 966.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:18:43,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/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_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/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_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/reorder_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/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_90dd50f9-c57c-4da0-af49-d83917355869/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 eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:46,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:46,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:18:46,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:46,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:46,518 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:46,519 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:46,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:46,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:46,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:46,528 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:46,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:46,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:46,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:46,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:46,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:46,533 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:18:46,533 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:18:46,534 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:18:46,535 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:46,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:46,536 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:46,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:46,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:46,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:46,538 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:18:46,539 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:18:46,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:46,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:46,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:46,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:46,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:46,543 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:18:46,543 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:18:46,543 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:46,544 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:18:46,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:18:46,544 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_90dd50f9-c57c-4da0-af49-d83917355869/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaeb1d72262bd1e189945b98598b3acb68c08676109949c39074605b8c62cb69 [2023-11-19 03:18:47,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:47,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:47,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:47,091 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:47,092 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:47,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/reorder_2.i [2023-11-19 03:18:50,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:51,140 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:51,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/sv-benchmarks/c/pthread/reorder_2.i [2023-11-19 03:18:51,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data/f2611576c/581a8c646cd64e719d45f9dd5d87dd82/FLAG4e088a771 [2023-11-19 03:18:51,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/data/f2611576c/581a8c646cd64e719d45f9dd5d87dd82 [2023-11-19 03:18:51,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:51,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:51,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:51,200 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:51,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:51,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:51" (1/1) ... [2023-11-19 03:18:51,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179bb3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:51, skipping insertion in model container [2023-11-19 03:18:51,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:51" (1/1) ... [2023-11-19 03:18:51,303 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:52,190 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_90dd50f9-c57c-4da0-af49-d83917355869/sv-benchmarks/c/pthread/reorder_2.i[60219,60232] [2023-11-19 03:18:52,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:52,211 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:52,282 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_90dd50f9-c57c-4da0-af49-d83917355869/sv-benchmarks/c/pthread/reorder_2.i[60219,60232] [2023-11-19 03:18:52,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:52,430 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:52,431 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:52,431 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:52,440 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:52,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52 WrapperNode [2023-11-19 03:18:52,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:52,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:52,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:52,450 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:52,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,567 INFO L138 Inliner]: procedures = 378, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 159 [2023-11-19 03:18:52,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:52,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:52,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:52,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:52,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:52,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:52,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:52,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:52,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:52" (1/1) ... [2023-11-19 03:18:52,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:52,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:52,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:52,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:52,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:18:52,712 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2023-11-19 03:18:52,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:18:52,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:18:52,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:18:52,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:18:52,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:18:52,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:18:52,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:18:52,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:18:52,714 INFO L130 BoogieDeclarations]: Found specification of procedure setThread [2023-11-19 03:18:52,714 INFO L138 BoogieDeclarations]: Found implementation of procedure setThread [2023-11-19 03:18:52,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:52,714 INFO L130 BoogieDeclarations]: Found specification of procedure checkThread [2023-11-19 03:18:52,714 INFO L138 BoogieDeclarations]: Found implementation of procedure checkThread [2023-11-19 03:18:52,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:52,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:52,717 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 03:18:52,913 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:52,916 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:53,483 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:53,502 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:53,502 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:18:53,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:53 BoogieIcfgContainer [2023-11-19 03:18:53,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:53,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:53,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:53,527 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:53,527 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:53" (1/1) ... [2023-11-19 03:18:53,530 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 03:18:53,537 INFO L158 Benchmark]: Toolchain (without parser) took 2340.94ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 56.0MB in the beginning and 66.5MB in the end (delta: -10.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-19 03:18:53,538 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 63.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:53,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1243.57ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 56.0MB in the end (delta: -163.6kB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:53,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.38ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 52.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:18:53,542 INFO L158 Benchmark]: Boogie Preprocessor took 55.65ms. Allocated memory is still 81.8MB. Free memory was 52.9MB in the beginning and 50.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:53,543 INFO L158 Benchmark]: RCFGBuilder took 886.96ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 50.4MB in the beginning and 67.7MB in the end (delta: -17.3MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-19 03:18:53,545 INFO L158 Benchmark]: CodeCheck took 20.64ms. Allocated memory is still 98.6MB. Free memory was 67.7MB in the beginning and 66.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:53,556 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 0.26ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 63.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1243.57ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 56.0MB in the end (delta: -163.6kB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.38ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 52.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.65ms. Allocated memory is still 81.8MB. Free memory was 52.9MB in the beginning and 50.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 886.96ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 50.4MB in the beginning and 67.7MB in the end (delta: -17.3MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 20.64ms. Allocated memory is still 98.6MB. Free memory was 67.7MB in the beginning and 66.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:18:53,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90dd50f9-c57c-4da0-af49-d83917355869/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