./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV --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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:46,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:46,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:03:46,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:46,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:46,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:46,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:46,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:46,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:46,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:46,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:46,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:46,549 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:46,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:46,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:46,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:46,552 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:46,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:46,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:46,554 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:46,554 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:46,555 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:46,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:46,557 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:46,558 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:46,558 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:46,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:46,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:46,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:46,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:46,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:46,562 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:46,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:46,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:46,563 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_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 [2023-11-12 00:03:46,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:46,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:46,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:46,924 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:46,924 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:46,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2023-11-12 00:03:50,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:50,461 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:50,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2023-11-12 00:03:50,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data/560ae793d/5b98434b029749a1940b30147306b5e9/FLAGae8a780a8 [2023-11-12 00:03:50,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data/560ae793d/5b98434b029749a1940b30147306b5e9 [2023-11-12 00:03:50,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:50,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:50,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:50,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:50,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:50,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:50" (1/1) ... [2023-11-12 00:03:50,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189a79dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:50, skipping insertion in model container [2023-11-12 00:03:50,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:50" (1/1) ... [2023-11-12 00:03:50,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:51,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:51,232 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:51,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:51,379 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:51,380 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:51,388 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:51,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51 WrapperNode [2023-11-12 00:03:51,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:51,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:51,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:51,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:51,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,443 INFO L138 Inliner]: procedures = 176, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-11-12 00:03:51,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:51,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:51,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:51,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:51,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,494 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,496 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:51,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:51,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:51,510 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:51,511 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:51" (1/1) ... [2023-11-12 00:03:51,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:51,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:51,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:51,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:51,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:03:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:03:51,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:03:51,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:03:51,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:03:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:03:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:03:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:03:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:03:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:03:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:03:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:51,613 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:03:51,812 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:51,815 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:52,212 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:52,544 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:52,545 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:52,546 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2023-11-12 00:03:52,547 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-12 00:03:52,552 INFO L158 Benchmark]: Toolchain (without parser) took 2038.91ms. Allocated memory is still 165.7MB. Free memory was 118.7MB in the beginning and 120.8MB in the end (delta: -2.1MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:52,553 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 111.1MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:52,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 874.59ms. Allocated memory is still 165.7MB. Free memory was 118.3MB in the beginning and 93.5MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:52,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.42ms. Allocated memory is still 165.7MB. Free memory was 93.5MB in the beginning and 90.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:52,557 INFO L158 Benchmark]: Boogie Preprocessor took 56.50ms. Allocated memory is still 165.7MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:52,558 INFO L158 Benchmark]: RCFGBuilder took 1048.33ms. Allocated memory is still 165.7MB. Free memory was 88.8MB in the beginning and 120.8MB in the end (delta: -32.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-12 00:03:52,562 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 111.1MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 874.59ms. Allocated memory is still 165.7MB. Free memory was 118.3MB in the beginning and 93.5MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.42ms. Allocated memory is still 165.7MB. Free memory was 93.5MB in the beginning and 90.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.50ms. Allocated memory is still 165.7MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1048.33ms. Allocated memory is still 165.7MB. Free memory was 88.8MB in the beginning and 120.8MB in the end (delta: -32.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:03:52,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV --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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:55,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:55,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:03:55,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:55,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:55,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:55,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:55,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:55,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:55,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:55,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:55,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:55,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:55,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:55,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:55,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:55,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:03:55,548 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:03:55,549 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:55,550 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:03:55,551 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:55,551 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:55,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:55,552 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:55,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:55,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:55,553 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:03:55,554 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:55,554 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:55,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:55,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:55,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:55,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:55,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:55,558 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:03:55,558 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:55,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:55,558 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:03:55,559 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:55,560 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_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 [2023-11-12 00:03:56,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:56,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:56,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:56,073 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:56,074 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:56,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2023-11-12 00:03:59,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:59,658 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:59,670 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/sv-benchmarks/c/pthread-wmm/mix001.oepc.i [2023-11-12 00:03:59,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data/50c094932/7e24d681195b49159669ffbe5ecebe81/FLAGbaaf83e36 [2023-11-12 00:03:59,709 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/data/50c094932/7e24d681195b49159669ffbe5ecebe81 [2023-11-12 00:03:59,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:59,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:59,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:59,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:59,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:59,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:59" (1/1) ... [2023-11-12 00:03:59,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e5e2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:59, skipping insertion in model container [2023-11-12 00:03:59,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:59" (1/1) ... [2023-11-12 00:03:59,790 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:00,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:00,399 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:00,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:00,572 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:00,573 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:00,581 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:00,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00 WrapperNode [2023-11-12 00:04:00,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:00,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:00,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:00,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:00,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,678 INFO L138 Inliner]: procedures = 179, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-11-12 00:04:00,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:00,679 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:00,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:00,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:00,689 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:00,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:00,770 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:00,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:00,771 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:00" (1/1) ... [2023-11-12 00:04:00,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:00,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:00,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:00,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:04:00,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:04:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:04:00,856 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:04:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:04:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:04:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:04:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:04:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:00,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:00,861 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:01,056 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:01,059 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:01,555 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:01,773 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:01,774 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:01,775 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2023-11-12 00:04:01,776 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-12 00:04:01,783 INFO L158 Benchmark]: Toolchain (without parser) took 2068.62ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 43.0MB in the beginning and 50.3MB in the end (delta: -7.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:04:01,784 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:01,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.70ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 42.8MB in the beginning and 57.7MB in the end (delta: -14.9MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:01,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.19ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 55.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:01,787 INFO L158 Benchmark]: Boogie Preprocessor took 90.07ms. Allocated memory is still 90.2MB. Free memory was 55.4MB in the beginning and 52.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:01,788 INFO L158 Benchmark]: RCFGBuilder took 1010.98ms. Allocated memory is still 90.2MB. Free memory was 52.7MB in the beginning and 50.3MB in the end (delta: 2.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-12 00:04:01,796 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 867.70ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 42.8MB in the beginning and 57.7MB in the end (delta: -14.9MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.19ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 55.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.07ms. Allocated memory is still 90.2MB. Free memory was 55.4MB in the beginning and 52.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1010.98ms. Allocated memory is still 90.2MB. Free memory was 52.7MB in the beginning and 50.3MB in the end (delta: 2.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:01,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_338fa23e-6eab-464d-b1bf-9fae23a46346/bin/ukojak-verify-0OAaufAVZV/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?