./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c --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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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 d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:58:09,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:58:09,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:58:09,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:58:09,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:58:09,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:58:09,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:58:09,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:58:09,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:58:09,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:58:09,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:58:09,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:58:09,554 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:58:09,556 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:58:09,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:58:09,557 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:58:09,557 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:58:09,558 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:58:09,558 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:58:09,558 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:58:09,559 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:58:09,559 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:58:09,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:58:09,560 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:58:09,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:58:09,561 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:58:09,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:58:09,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:09,563 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:58:09,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:58:09,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:58:09,565 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:58:09,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:58:09,565 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:58:09,566 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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 [2023-11-11 23:58:09,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:58:09,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:58:09,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:58:09,913 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:58:09,913 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:58:09,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-11 23:58:13,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:58:13,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:58:13,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-11 23:58:13,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data/d551ac61a/bc548fe41b4149368e04b74e2dff0228/FLAGf422e6a1b [2023-11-11 23:58:13,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data/d551ac61a/bc548fe41b4149368e04b74e2dff0228 [2023-11-11 23:58:13,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:58:13,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:58:13,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:13,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:58:13,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:58:13,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,357 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1152b6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13, skipping insertion in model container [2023-11-11 23:58:13,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,393 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:13,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:13,690 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:58:13,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:13,736 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:13,737 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:13,753 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:58:13,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13 WrapperNode [2023-11-11 23:58:13,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:13,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:13,756 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:58:13,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:58:13,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,824 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2023-11-11 23:58:13,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:13,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:58:13,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:58:13,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:58:13,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,843 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:58:13,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:58:13,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:58:13,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:58:13,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:13" (1/1) ... [2023-11-11 23:58:13,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:13,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:58:13,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:58:13,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:58:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:58:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:58:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:58:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:58:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:58:13,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:58:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:58:13,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:58:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:58:13,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:58:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:58:13,982 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:58:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:58:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:58:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:58:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:58:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:58:13,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:58:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:58:13,986 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 23:58:14,139 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:58:14,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:58:14,489 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:58:14,763 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:58:14,763 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:58:14,764 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L57 is neither atomic block end nor a sink node. [2023-11-11 23:58:14,765 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 23:58:14,770 INFO L158 Benchmark]: Toolchain (without parser) took 1426.91ms. Allocated memory is still 174.1MB. Free memory was 127.3MB in the beginning and 69.7MB in the end (delta: 57.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-11 23:58:14,770 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 104.9MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:58:14,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.01ms. Allocated memory is still 174.1MB. Free memory was 127.3MB in the beginning and 115.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:58:14,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.80ms. Allocated memory is still 174.1MB. Free memory was 114.8MB in the beginning and 113.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:58:14,773 INFO L158 Benchmark]: Boogie Preprocessor took 48.87ms. Allocated memory is still 174.1MB. Free memory was 113.2MB in the beginning and 111.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:58:14,774 INFO L158 Benchmark]: RCFGBuilder took 890.54ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 69.7MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-11 23:58:14,777 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 104.9MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.01ms. Allocated memory is still 174.1MB. Free memory was 127.3MB in the beginning and 115.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.80ms. Allocated memory is still 174.1MB. Free memory was 114.8MB in the beginning and 113.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.87ms. Allocated memory is still 174.1MB. Free memory was 113.2MB in the beginning and 111.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 890.54ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 69.7MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. 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 23:58:14,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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 d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:58:17,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:58:17,708 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:58:17,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:58:17,767 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:58:17,768 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:58:17,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:58:17,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:58:17,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:58:17,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:58:17,778 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:58:17,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:58:17,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:58:17,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:58:17,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:58:17,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:58:17,783 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:58:17,784 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:58:17,784 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:58:17,785 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:58:17,786 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:58:17,787 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:58:17,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:58:17,788 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:58:17,788 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:58:17,789 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:58:17,789 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:58:17,790 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:58:17,790 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:58:17,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:58:17,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:17,793 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:58:17,793 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:58:17,794 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:58:17,794 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:58:17,795 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:58:17,795 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:58:17,795 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:58:17,796 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:58:17,797 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_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d79cb5dae664e13779624ff0ffbc531b419f89e2c7510a92e890992a52ee7c98 [2023-11-11 23:58:18,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:58:18,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:58:18,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:58:18,289 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:58:18,290 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:58:18,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-11 23:58:21,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:58:21,727 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:58:21,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/sv-benchmarks/c/weaver/popl20-more-multiply-verify.wvr.c [2023-11-11 23:58:21,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data/f4729462a/4e29f182d2924d20b39fbfe912ab7d2a/FLAG4bf782653 [2023-11-11 23:58:21,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/data/f4729462a/4e29f182d2924d20b39fbfe912ab7d2a [2023-11-11 23:58:21,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:58:21,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:58:21,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:21,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:58:21,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:58:21,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:21" (1/1) ... [2023-11-11 23:58:21,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a95760d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:21, skipping insertion in model container [2023-11-11 23:58:21,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:21" (1/1) ... [2023-11-11 23:58:21,795 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:22,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:22,054 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:58:22,059 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:22,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:22,090 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:58:22,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:22,133 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:22,134 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:22,142 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:58:22,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22 WrapperNode [2023-11-11 23:58:22,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:22,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:22,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:58:22,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:58:22,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,192 INFO L138 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-11-11 23:58:22,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:22,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:58:22,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:58:22,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:58:22,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:58:22,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:58:22,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:58:22,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:58:22,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:22" (1/1) ... [2023-11-11 23:58:22,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:22,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:58:22,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:58:22,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:58:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:58:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:58:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:58:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:58:22,354 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:58:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:58:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:58:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:58:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:58:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:58:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:58:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:58:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:58:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:58:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:58:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:58:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:58:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:58:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:58:22,362 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 23:58:22,530 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:58:22,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:58:23,066 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:58:23,430 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:58:23,430 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:58:23,432 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L57 is neither atomic block end nor a sink node. [2023-11-11 23:58:23,433 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 23:58:23,437 INFO L158 Benchmark]: Toolchain (without parser) took 1679.35ms. Allocated memory is still 109.1MB. Free memory was 85.1MB in the beginning and 76.6MB in the end (delta: 8.5MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-11-11 23:58:23,438 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:58:23,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.34ms. Allocated memory is still 109.1MB. Free memory was 84.8MB in the beginning and 70.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:58:23,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.90ms. Allocated memory is still 109.1MB. Free memory was 70.6MB in the beginning and 68.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:58:23,440 INFO L158 Benchmark]: Boogie Preprocessor took 55.68ms. Allocated memory is still 109.1MB. Free memory was 68.7MB in the beginning and 67.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:58:23,441 INFO L158 Benchmark]: RCFGBuilder took 1186.47ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 76.6MB in the end (delta: -9.6MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-11 23:58:23,444 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.34ms. Allocated memory is still 109.1MB. Free memory was 84.8MB in the beginning and 70.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.90ms. Allocated memory is still 109.1MB. Free memory was 70.6MB in the beginning and 68.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.68ms. Allocated memory is still 109.1MB. Free memory was 68.7MB in the beginning and 67.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1186.47ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 76.6MB in the end (delta: -9.6MB). Peak memory consumption was 18.6MB. 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 23:58:23,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2630eb7c-c6a1-4389-89f9-3c52c99fa9e1/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?