./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/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_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:27,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:27,314 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:07:27,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:07:27,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:07:27,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:27,368 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:27,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:27,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:27,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:27,378 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:27,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:27,379 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:27,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:07:27,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:27,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:27,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:27,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:27,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:27,383 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:07:27,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:07:27,384 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:27,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:27,385 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:27,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:27,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:27,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:27,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:27,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:27,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:27,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:27,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:27,389 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:07:27,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:07:27,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:27,390 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_21791c1b-db93-4856-a728-dfe687a30065/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f [2023-11-19 03:07:27,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:27,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:27,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:27,733 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:27,734 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:27,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:07:30,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:31,144 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:31,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:07:31,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data/0f6fe8a3a/8dfff759182c4dba905ac55f19c9eb4a/FLAGc738fdbc3 [2023-11-19 03:07:31,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data/0f6fe8a3a/8dfff759182c4dba905ac55f19c9eb4a [2023-11-19 03:07:31,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:31,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:31,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:31,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:31,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:31,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3197c9ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31, skipping insertion in model container [2023-11-19 03:07:31,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,209 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:31,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:31,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:31,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:31,432 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:31,433 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:31,439 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:31,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31 WrapperNode [2023-11-19 03:07:31,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:31,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:31,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:31,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:31,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,477 INFO L138 Inliner]: procedures = 22, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-19 03:07:31,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:31,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:31,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:31,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:31,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:31,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:31,512 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:31,512 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:31,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:31" (1/1) ... [2023-11-19 03:07:31,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:31,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:31,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:31,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:07:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:07:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:07:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:07:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:07:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:07:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:07:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:07:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:07:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:07:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:07:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:07:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:07:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:31,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:07:31,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:07:31,602 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 03:07:31,714 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:31,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:31,996 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:32,219 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:32,219 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:07:32,221 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start 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:348) 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 03:07:32,237 INFO L158 Benchmark]: Toolchain (without parser) took 1063.73ms. Allocated memory is still 186.6MB. Free memory was 140.1MB in the beginning and 94.0MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:32,238 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory was 81.4MB in the beginning and 81.3MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:32,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.44ms. Allocated memory is still 186.6MB. Free memory was 139.4MB in the beginning and 128.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:07:32,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.22ms. Allocated memory is still 186.6MB. Free memory was 128.2MB in the beginning and 126.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:32,242 INFO L158 Benchmark]: Boogie Preprocessor took 32.48ms. Allocated memory is still 186.6MB. Free memory was 126.4MB in the beginning and 124.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:32,243 INFO L158 Benchmark]: RCFGBuilder took 724.30ms. Allocated memory is still 186.6MB. Free memory was 124.7MB in the beginning and 94.0MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 03:07:32,247 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 138.4MB. Free memory was 81.4MB in the beginning and 81.3MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.44ms. Allocated memory is still 186.6MB. Free memory was 139.4MB in the beginning and 128.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.22ms. Allocated memory is still 186.6MB. Free memory was 128.2MB in the beginning and 126.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.48ms. Allocated memory is still 186.6MB. Free memory was 126.4MB in the beginning and 124.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 724.30ms. Allocated memory is still 186.6MB. Free memory was 124.7MB in the beginning and 94.0MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start 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 start 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:07:32,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/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_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/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_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:34,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:35,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:07:35,046 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:35,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:35,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:35,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:35,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:35,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:35,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:35,059 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:35,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:35,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:35,062 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:35,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:35,063 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:35,063 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:07:35,064 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:07:35,064 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:07:35,065 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:07:35,066 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:07:35,067 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:35,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:35,067 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:35,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:35,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:35,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:35,069 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:35,070 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:35,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:35,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:35,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:35,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:35,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:35,073 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:07:35,074 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:35,074 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:35,074 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:07:35,074 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:35,076 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_21791c1b-db93-4856-a728-dfe687a30065/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f [2023-11-19 03:07:35,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:35,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:35,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:35,542 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:35,543 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:35,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:07:38,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:38,958 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:38,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:07:38,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data/bd2553dd9/2fc8f5d4881f4c5f8479d47926d7e555/FLAGf583b2e71 [2023-11-19 03:07:38,995 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/data/bd2553dd9/2fc8f5d4881f4c5f8479d47926d7e555 [2023-11-19 03:07:39,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:39,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:39,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:39,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:39,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:39,017 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:38" (1/1) ... [2023-11-19 03:07:39,018 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@609d63c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39, skipping insertion in model container [2023-11-19 03:07:39,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:38" (1/1) ... [2023-11-19 03:07:39,050 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:39,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:39,327 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:39,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:39,388 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:39,389 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:39,396 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:39,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39 WrapperNode [2023-11-19 03:07:39,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:39,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:39,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:39,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:39,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,463 INFO L138 Inliner]: procedures = 24, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-19 03:07:39,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:39,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:39,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:39,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:39,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,488 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:39,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:39,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:39,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:39,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:39,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:39,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:39,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:07:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:07:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:07:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:07:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:07:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:07:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:07:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:07:39,682 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:07:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:07:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:07:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:07:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:07:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:07:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:07:39,687 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 03:07:39,804 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:39,806 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:40,188 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:40,481 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:40,482 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:07:40,484 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start 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:348) 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 03:07:40,491 INFO L158 Benchmark]: Toolchain (without parser) took 1486.37ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 54.0MB in the beginning and 77.6MB in the end (delta: -23.6MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-19 03:07:40,492 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:40,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.07ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 41.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:07:40,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.54ms. Allocated memory is still 77.6MB. Free memory was 41.7MB in the beginning and 40.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:40,494 INFO L158 Benchmark]: Boogie Preprocessor took 58.38ms. Allocated memory is still 77.6MB. Free memory was 40.1MB in the beginning and 38.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:40,496 INFO L158 Benchmark]: RCFGBuilder took 965.45ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 38.3MB in the beginning and 77.6MB in the end (delta: -39.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-19 03:07:40,504 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.07ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 41.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.54ms. Allocated memory is still 77.6MB. Free memory was 41.7MB in the beginning and 40.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.38ms. Allocated memory is still 77.6MB. Free memory was 40.1MB in the beginning and 38.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 965.45ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 38.3MB in the beginning and 77.6MB in the end (delta: -39.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start 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 start 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:07:40,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21791c1b-db93-4856-a728-dfe687a30065/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 start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?