./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe031_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9 --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 740668a6bdee7f1177df0d0d81e76f2a2521fb58ce5f63a4942f3d36e11f9dad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:05:34,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:05:34,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:05:34,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:05:34,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:05:34,215 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:05:34,216 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:05:34,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:05:34,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:05:34,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:05:34,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:05:34,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:05:34,220 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:05:34,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:05:34,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:05:34,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:05:34,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:05:34,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:05:34,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:05:34,224 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:05:34,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:05:34,225 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:05:34,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:05:34,227 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:05:34,227 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:05:34,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:05:34,228 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:05:34,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:05:34,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:34,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:05:34,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:05:34,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:05:34,231 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:05:34,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:05:34,232 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:05:34,232 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_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 740668a6bdee7f1177df0d0d81e76f2a2521fb58ce5f63a4942f3d36e11f9dad [2023-12-03 03:05:34,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:05:34,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:05:34,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:05:34,495 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:05:34,496 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:05:34,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe031_power.opt_pso.opt_rmo.opt.i [2023-12-03 03:05:37,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:05:37,829 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:05:37,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/sv-benchmarks/c/pthread-wmm/safe031_power.opt_pso.opt_rmo.opt.i [2023-12-03 03:05:37,848 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data/a1f848d26/49d2fec5039b4dccb1f69d113fc29a70/FLAG37c7a9e85 [2023-12-03 03:05:37,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data/a1f848d26/49d2fec5039b4dccb1f69d113fc29a70 [2023-12-03 03:05:37,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:05:37,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:05:37,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:37,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:05:37,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:05:37,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:37" (1/1) ... [2023-12-03 03:05:37,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@924f554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:37, skipping insertion in model container [2023-12-03 03:05:37,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:37" (1/1) ... [2023-12-03 03:05:37,940 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:05:38,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:38,295 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:05:38,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:38,384 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:38,384 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:38,392 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:05:38,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38 WrapperNode [2023-12-03 03:05:38,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:38,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:38,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:05:38,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:05:38,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,445 INFO L138 Inliner]: procedures = 176, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-12-03 03:05:38,446 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:38,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:05:38,447 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:05:38,447 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:05:38,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:05:38,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:05:38,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:05:38,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:05:38,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:38" (1/1) ... [2023-12-03 03:05:38,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:38,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:05:38,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:05:38,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:05:38,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:05:38,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:05:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:05:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:05:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:05:38,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:05:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:05:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:05:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:05:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:05:38,582 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:05:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:05:38,583 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:05:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:05:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:05:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:05:38,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:05:38,585 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:05:38,767 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:05:38,769 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:05:39,083 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:05:39,258 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-12-03 03:05:39,263 INFO L158 Benchmark]: Toolchain (without parser) took 1393.57ms. Allocated memory was 167.8MB in the beginning and 278.9MB in the end (delta: 111.1MB). Free memory was 124.6MB in the beginning and 237.0MB in the end (delta: -112.4MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,263 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:05:39,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.28ms. Allocated memory is still 167.8MB. Free memory was 124.6MB in the beginning and 101.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.06ms. Allocated memory is still 167.8MB. Free memory was 101.3MB in the beginning and 98.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,266 INFO L158 Benchmark]: Boogie Preprocessor took 41.31ms. Allocated memory is still 167.8MB. Free memory was 98.5MB in the beginning and 96.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,267 INFO L158 Benchmark]: RCFGBuilder took 771.65ms. Allocated memory was 167.8MB in the beginning and 278.9MB in the end (delta: 111.1MB). Free memory was 96.7MB in the beginning and 237.0MB in the end (delta: -140.4MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:39,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 98.6MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.28ms. Allocated memory is still 167.8MB. Free memory was 124.6MB in the beginning and 101.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.06ms. Allocated memory is still 167.8MB. Free memory was 101.3MB in the beginning and 98.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.31ms. Allocated memory is still 167.8MB. Free memory was 98.5MB in the beginning and 96.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 771.65ms. Allocated memory was 167.8MB in the beginning and 278.9MB in the end (delta: 111.1MB). Free memory was 96.7MB in the beginning and 237.0MB in the end (delta: -140.4MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:05:39,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9 --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 740668a6bdee7f1177df0d0d81e76f2a2521fb58ce5f63a4942f3d36e11f9dad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:05:41,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:05:41,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:05:41,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:05:41,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:05:41,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:05:41,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:05:41,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:05:41,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:05:41,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:05:41,532 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:05:41,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:05:41,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:05:41,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:05:41,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:05:41,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:05:41,536 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:05:41,536 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:05:41,537 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:05:41,537 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:05:41,538 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:05:41,539 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:05:41,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:05:41,540 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:05:41,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:05:41,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:05:41,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:05:41,542 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:41,542 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:05:41,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:05:41,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:41,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:05:41,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:05:41,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:05:41,546 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:05:41,546 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:41,546 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:05:41,546 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:05:41,547 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:05:41,547 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_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 740668a6bdee7f1177df0d0d81e76f2a2521fb58ce5f63a4942f3d36e11f9dad [2023-12-03 03:05:41,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:05:41,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:05:41,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:05:41,935 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:05:41,936 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:05:41,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe031_power.opt_pso.opt_rmo.opt.i [2023-12-03 03:05:44,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:05:45,213 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:05:45,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/sv-benchmarks/c/pthread-wmm/safe031_power.opt_pso.opt_rmo.opt.i [2023-12-03 03:05:45,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data/eac77ac10/ee5469caa91b45bea2e5be1a061b0725/FLAG3f2a5f9e2 [2023-12-03 03:05:45,250 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/data/eac77ac10/ee5469caa91b45bea2e5be1a061b0725 [2023-12-03 03:05:45,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:05:45,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:05:45,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:45,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:05:45,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:05:45,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a02adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45, skipping insertion in model container [2023-12-03 03:05:45,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,344 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:05:45,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:45,765 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:05:45,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:05:45,860 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:45,861 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:05:45,869 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:05:45,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45 WrapperNode [2023-12-03 03:05:45,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:05:45,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:45,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:05:45,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:05:45,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,928 INFO L138 Inliner]: procedures = 179, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-12-03 03:05:45,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:05:45,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:05:45,929 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:05:45,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:05:45,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,955 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:05:45,970 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:05:45,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:05:45,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:05:45,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:05:45" (1/1) ... [2023-12-03 03:05:45,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:05:45,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:05:46,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:05:46,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:05:46,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:05:46,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:05:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:05:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:05:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:05:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:05:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:05:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:05:46,052 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:05:46,058 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:05:46,058 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:05:46,058 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:05:46,058 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:05:46,058 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:05:46,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:05:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:05:46,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:05:46,060 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:05:46,201 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:05:46,202 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:05:46,494 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:05:46,629 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-12-03 03:05:46,634 INFO L158 Benchmark]: Toolchain (without parser) took 1378.40ms. Allocated memory is still 125.8MB. Free memory was 100.6MB in the beginning and 63.3MB in the end (delta: 37.3MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-12-03 03:05:46,635 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:05:46,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.23ms. Allocated memory is still 125.8MB. Free memory was 100.2MB in the beginning and 76.0MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:46,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.10ms. Allocated memory is still 125.8MB. Free memory was 76.0MB in the beginning and 73.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:46,637 INFO L158 Benchmark]: Boogie Preprocessor took 39.52ms. Allocated memory is still 125.8MB. Free memory was 73.3MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:05:46,637 INFO L158 Benchmark]: RCFGBuilder took 662.82ms. Allocated memory is still 125.8MB. Free memory was 70.8MB in the beginning and 63.3MB in the end (delta: 7.6MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-12-03 03:05:46,640 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.23ms. Allocated memory is still 125.8MB. Free memory was 100.2MB in the beginning and 76.0MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.10ms. Allocated memory is still 125.8MB. Free memory was 76.0MB in the beginning and 73.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.52ms. Allocated memory is still 125.8MB. Free memory was 73.3MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.82ms. Allocated memory is still 125.8MB. Free memory was 70.8MB in the beginning and 63.3MB in the end (delta: 7.6MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:05:46,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef91ec5c-e485-4e13-bd99-472026c3b550/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?