./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:09,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:09,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:17:09,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:09,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:09,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:09,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:09,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:09,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:09,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:09,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:09,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:09,531 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:09,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:09,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:09,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:09,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:09,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:09,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:09,535 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:09,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:09,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:09,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:09,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:09,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:09,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:09,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:09,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:09,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:09,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:09,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:09,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:09,543 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:09,544 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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-19 03:17:09,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:09,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:09,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:09,843 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:09,843 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:09,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 03:17:12,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:13,195 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:13,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 03:17:13,205 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data/c4caf48a3/fa8440df221844e39b8d59eeec1844b4/FLAG5fa52eb96 [2023-11-19 03:17:13,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data/c4caf48a3/fa8440df221844e39b8d59eeec1844b4 [2023-11-19 03:17:13,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:13,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:13,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:13,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:13,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:13,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239b1cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13, skipping insertion in model container [2023-11-19 03:17:13,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,263 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:13,456 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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-19 03:17:13,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:13,474 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:13,512 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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-19 03:17:13,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:13,524 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:13,525 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:13,533 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:13,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13 WrapperNode [2023-11-19 03:17:13,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:13,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:13,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:13,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:13,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,588 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 184 [2023-11-19 03:17:13,589 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:13,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:13,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:13,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:13,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,633 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:13,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:13,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:13,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:13,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:13" (1/1) ... [2023-11-19 03:17:13,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:13,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:13,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:13,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:17:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:17:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:17:13,736 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:17:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:17:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:17:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:17:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:17:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:17:13,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:17:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:17:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:17:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:17:13,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:17:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:17:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:17:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 03:17:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 03:17:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-19 03:17:13,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-19 03:17:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:17:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:17:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:13,742 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 03:17:13,867 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:13,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:14,326 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:14,451 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:14,451 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:17:14,453 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 03:17:14,461 INFO L158 Benchmark]: Toolchain (without parser) took 1236.50ms. Allocated memory is still 207.6MB. Free memory was 159.4MB in the beginning and 106.4MB in the end (delta: 53.1MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 03:17:14,462 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 85.8MB in the end (delta: 134.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:14,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.50ms. Allocated memory is still 207.6MB. Free memory was 159.4MB in the beginning and 146.1MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:17:14,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.78ms. Allocated memory is still 207.6MB. Free memory was 145.8MB in the beginning and 143.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:14,467 INFO L158 Benchmark]: Boogie Preprocessor took 54.13ms. Allocated memory is still 207.6MB. Free memory was 143.5MB in the beginning and 141.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:14,467 INFO L158 Benchmark]: RCFGBuilder took 815.29ms. Allocated memory is still 207.6MB. Free memory was 141.4MB in the beginning and 106.4MB in the end (delta: 35.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 03:17:14,471 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 85.8MB in the end (delta: 134.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.50ms. Allocated memory is still 207.6MB. Free memory was 159.4MB in the beginning and 146.1MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.78ms. Allocated memory is still 207.6MB. Free memory was 145.8MB in the beginning and 143.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.13ms. Allocated memory is still 207.6MB. Free memory was 143.5MB in the beginning and 141.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 815.29ms. Allocated memory is still 207.6MB. Free memory was 141.4MB in the beginning and 106.4MB in the end (delta: 35.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:17:14,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:17,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:17,292 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:17:17,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:17,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:17,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:17,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:17,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:17,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:17,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:17,341 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:17,341 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:17,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:17,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:17,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:17,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:17,344 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:17:17,344 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:17:17,345 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:17:17,345 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:17,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:17,350 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:17,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:17,351 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:17,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:17,352 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:17,352 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:17,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:17,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:17,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:17,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:17,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:17,356 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:17:17,356 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:17,356 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:17,357 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:17:17,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:17,357 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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-19 03:17:17,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:17,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:17,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:17,796 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:17,797 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:17,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 03:17:21,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:21,537 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:21,538 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-19 03:17:21,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data/86b05fe0d/a1e4ee95da9d407aa03cc1c1272b1132/FLAG566de39eb [2023-11-19 03:17:21,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/data/86b05fe0d/a1e4ee95da9d407aa03cc1c1272b1132 [2023-11-19 03:17:21,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:21,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:21,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:21,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:21,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:21,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:21" (1/1) ... [2023-11-19 03:17:21,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ef28932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:21, skipping insertion in model container [2023-11-19 03:17:21,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:21" (1/1) ... [2023-11-19 03:17:21,610 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:21,890 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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-19 03:17:21,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:21,922 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:21,982 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_781f8fdb-aa4b-41f0-b436-f0876e125a4e/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5378,5391] [2023-11-19 03:17:21,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:21,999 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:22,000 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:22,029 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:22,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22 WrapperNode [2023-11-19 03:17:22,030 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:22,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:22,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:22,032 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:22,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,086 INFO L138 Inliner]: procedures = 29, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2023-11-19 03:17:22,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:22,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:22,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:22,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:22,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:22,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:22,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:22,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:22,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:22" (1/1) ... [2023-11-19 03:17:22,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:22,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:22,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:22,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:17:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:17:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:17:22,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:17:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:17:22,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:17:22,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:17:22,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:17:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:17:22,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:17:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:17:22,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:17:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 03:17:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 03:17:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 03:17:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 03:17:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-19 03:17:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-19 03:17:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-19 03:17:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-19 03:17:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:17:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:17:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:22,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:17:22,277 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 03:17:22,437 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:22,440 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:22,992 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:23,244 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:23,245 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:17:23,247 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 03:17:23,255 INFO L158 Benchmark]: Toolchain (without parser) took 1686.45ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 47.2MB in the beginning and 44.4MB in the end (delta: 2.8MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2023-11-19 03:17:23,256 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:23,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.50ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 47.1MB in the beginning and 67.2MB in the end (delta: -20.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-19 03:17:23,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.32ms. Allocated memory is still 88.1MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:23,258 INFO L158 Benchmark]: Boogie Preprocessor took 81.21ms. Allocated memory is still 88.1MB. Free memory was 65.1MB in the beginning and 63.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:23,259 INFO L158 Benchmark]: RCFGBuilder took 1072.65ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 44.4MB in the end (delta: 18.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-11-19 03:17:23,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 461.50ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 47.1MB in the beginning and 67.2MB in the end (delta: -20.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.32ms. Allocated memory is still 88.1MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.21ms. Allocated memory is still 88.1MB. Free memory was 65.1MB in the beginning and 63.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1072.65ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 44.4MB in the end (delta: 18.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:17:23,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_781f8fdb-aa4b-41f0-b436-f0876e125a4e/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: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?