./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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 f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:12,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:12,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:12,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:12,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:12,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:12,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:12,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:12,632 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:12,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:12,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:12,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:12,639 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:12,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:12,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:12,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:12,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:12,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:12,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:12,644 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:12,645 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:12,645 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:12,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:12,647 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:12,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:12,648 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:12,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:12,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:12,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:12,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:12,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:12,653 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:12,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:12,653 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:12,653 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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 [2023-11-11 23:56:13,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:13,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:13,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:13,048 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:13,048 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:13,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-11 23:56:16,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:16,501 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:16,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-11 23:56:16,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data/7c0d6300c/3a2bdb7839284eaa9344ca7e37729f01/FLAGb3b6fd65a [2023-11-11 23:56:16,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data/7c0d6300c/3a2bdb7839284eaa9344ca7e37729f01 [2023-11-11 23:56:16,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:16,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:16,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:16,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:16,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:16,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7186f3f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16, skipping insertion in model container [2023-11-11 23:56:16,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,570 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:16,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:16,772 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:16,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:16,822 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:16,822 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:16,830 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:16,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16 WrapperNode [2023-11-11 23:56:16,832 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:16,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:16,834 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:16,834 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:16,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,877 INFO L138 Inliner]: procedures = 24, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2023-11-11 23:56:16,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:16,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:16,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:16,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:16,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,905 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,912 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:16,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:16,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:16,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:16,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:16,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:16,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:16,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:16,999 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:17,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:56:17,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:56:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:56:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:56:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:56:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:56:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:17,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-11 23:56:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-11 23:56:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:56:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:56:17,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:17,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:17,008 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:17,131 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:17,133 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:17,531 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:17,741 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:17,741 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:17,742 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-11 23:56:17,743 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-11 23:56:17,747 INFO L158 Benchmark]: Toolchain (without parser) took 1220.14ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 101.5MB in the beginning and 147.1MB in the end (delta: -45.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,748 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 140.5MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:17,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.09ms. Allocated memory is still 140.5MB. Free memory was 101.2MB in the beginning and 89.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.80ms. Allocated memory is still 140.5MB. Free memory was 89.3MB in the beginning and 87.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,750 INFO L158 Benchmark]: Boogie Preprocessor took 38.07ms. Allocated memory is still 140.5MB. Free memory was 87.2MB in the beginning and 85.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,751 INFO L158 Benchmark]: RCFGBuilder took 828.02ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 85.5MB in the beginning and 147.1MB in the end (delta: -61.7MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,755 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76ms. Allocated memory is still 140.5MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.09ms. Allocated memory is still 140.5MB. Free memory was 101.2MB in the beginning and 89.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.80ms. Allocated memory is still 140.5MB. Free memory was 89.3MB in the beginning and 87.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.07ms. Allocated memory is still 140.5MB. Free memory was 87.2MB in the beginning and 85.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 828.02ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 85.5MB in the beginning and 147.1MB in the end (delta: -61.7MB). Peak memory consumption was 42.0MB. 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. [2023-11-11 23:56:17,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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 f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:20,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:20,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:56:20,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:20,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:20,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:20,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:20,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:20,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:20,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:20,705 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:20,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:20,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:20,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:20,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:20,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:20,710 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:56:20,710 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:56:20,711 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:20,711 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:56:20,712 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:20,712 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:20,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:20,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:20,714 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:20,714 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:20,715 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:56:20,715 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:20,716 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:20,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:20,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:20,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:20,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:20,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:20,720 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:56:20,720 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:20,721 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:20,721 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:56:20,721 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:20,722 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_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f044966ade6b1d79627a5dcb577ad24e14a4ae2ab2467e458af5fa83aa6cd521 [2023-11-11 23:56:21,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:21,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:21,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:21,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:21,256 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:21,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-11 23:56:24,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:24,881 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:24,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2023-11-11 23:56:24,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data/b68e659a9/59aa85961aae48edba0a9428b16b36a9/FLAG986831814 [2023-11-11 23:56:24,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/data/b68e659a9/59aa85961aae48edba0a9428b16b36a9 [2023-11-11 23:56:24,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:24,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:24,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:24,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:24,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:24,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:24" (1/1) ... [2023-11-11 23:56:24,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@500095b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:24, skipping insertion in model container [2023-11-11 23:56:24,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:24" (1/1) ... [2023-11-11 23:56:24,958 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:25,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:25,262 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:25,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:25,344 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:25,345 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:25,354 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:25,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25 WrapperNode [2023-11-11 23:56:25,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:25,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:25,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:25,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:25,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,435 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-11 23:56:25,435 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:25,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:25,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:25,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:25,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:25,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:25,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:25,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:25,524 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:25" (1/1) ... [2023-11-11 23:56:25,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:25,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:25,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:25,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:25,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:25,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:56:25,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:25,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:56:25,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:25,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:25,615 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:25,615 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:25,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:56:25,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:56:25,616 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:56:25,616 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:56:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:56:25,617 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:56:25,617 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-11 23:56:25,627 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-11 23:56:25,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:56:25,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:56:25,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:25,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:25,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:56:25,630 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:25,773 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:25,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:26,284 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:26,559 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:26,559 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:26,564 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-11 23:56:26,565 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-11 23:56:26,572 INFO L158 Benchmark]: Toolchain (without parser) took 1655.72ms. Allocated memory is still 88.1MB. Free memory was 63.9MB in the beginning and 61.8MB in the end (delta: 2.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:26,573 INFO L158 Benchmark]: CDTParser took 1.28ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:26,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.71ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 51.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:56:26,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.34ms. Allocated memory is still 88.1MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:26,576 INFO L158 Benchmark]: Boogie Preprocessor took 85.28ms. Allocated memory is still 88.1MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:26,577 INFO L158 Benchmark]: RCFGBuilder took 1047.83ms. Allocated memory is still 88.1MB. Free memory was 47.2MB in the beginning and 61.8MB in the end (delta: -14.6MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-11-11 23:56:26,586 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.71ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 51.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.34ms. Allocated memory is still 88.1MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.28ms. Allocated memory is still 88.1MB. Free memory was 49.1MB in the beginning and 47.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.83ms. Allocated memory is still 88.1MB. Free memory was 47.2MB in the beginning and 61.8MB in the end (delta: -14.6MB). Peak memory consumption was 20.9MB. 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. [2023-11-11 23:56:26,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9089a45-bf31-4ff3-b31b-ab18d73ad553/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?