./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-mts.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_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/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_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/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_c16a848f-7aab-4904-b41a-84beda326e9a/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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:16,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:16,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:16,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:16,782 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:16,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:16,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:16,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:16,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:16,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:16,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:16,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:16,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:16,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:16,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:16,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:16,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:16,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:16,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:16,841 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:16,841 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:16,842 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:16,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:16,843 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:16,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:16,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:16,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:16,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:16,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:16,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:16,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:16,847 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:16,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:16,848 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:16,848 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_c16a848f-7aab-4904-b41a-84beda326e9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2023-11-12 00:06:17,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:17,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:17,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:17,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:17,154 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:17,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-12 00:06:20,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:20,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:20,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-12 00:06:20,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data/9824887b2/dc9672ebd7b14cbe8b218bfda6eb7598/FLAG088e77025 [2023-11-12 00:06:20,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data/9824887b2/dc9672ebd7b14cbe8b218bfda6eb7598 [2023-11-12 00:06:20,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:20,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:20,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:20,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:20,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:20,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:20,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a01dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20, skipping insertion in model container [2023-11-12 00:06:20,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:20,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:20,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:20,928 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:20,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:20,968 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:20,968 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:20,976 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:20,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20 WrapperNode [2023-11-12 00:06:20,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:20,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:20,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:20,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:20,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:20,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,019 INFO L138 Inliner]: procedures = 25, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2023-11-12 00:06:21,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:21,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:21,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:21,021 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:21,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,035 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:21,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:21,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:21,092 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:21,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:21,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:21,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:21,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:21,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:06:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:06:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:06:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:06:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:06:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:06:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:06:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:06:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-12 00:06:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-12 00:06:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:21,209 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:06:21,332 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:21,334 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:21,811 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:22,199 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:22,199 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:06:22,200 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L65 is neither atomic block end nor a sink node. [2023-11-12 00:06:22,201 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:06:22,206 INFO L158 Benchmark]: Toolchain (without parser) took 1573.45ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 83.0MB in the beginning and 107.9MB in the end (delta: -24.9MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:22,206 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 134.2MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:22,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.24ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 70.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:06:22,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.13ms. Allocated memory is still 134.2MB. Free memory was 70.5MB in the beginning and 68.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:22,210 INFO L158 Benchmark]: Boogie Preprocessor took 70.25ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 68.7MB in the beginning and 159.2MB in the end (delta: -90.6MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-12 00:06:22,211 INFO L158 Benchmark]: RCFGBuilder took 1111.92ms. Allocated memory is still 188.7MB. Free memory was 159.2MB in the beginning and 107.9MB in the end (delta: 51.3MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-12 00:06:22,220 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 134.2MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.24ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 70.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.13ms. Allocated memory is still 134.2MB. Free memory was 70.5MB in the beginning and 68.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.25ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 68.7MB in the beginning and 159.2MB in the end (delta: -90.6MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1111.92ms. Allocated memory is still 188.7MB. Free memory was 159.2MB in the beginning and 107.9MB in the end (delta: 51.3MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:06:22,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/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_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/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_c16a848f-7aab-4904-b41a-84beda326e9a/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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:25,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:25,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:06:25,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:25,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:25,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:25,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:25,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:25,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:25,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:25,253 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:25,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:25,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:25,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:25,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:25,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:25,258 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:06:25,258 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:06:25,259 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:25,260 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:06:25,260 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:25,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:25,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:25,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:25,262 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:25,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:25,263 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:06:25,263 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:25,263 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:25,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:25,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:25,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:25,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:25,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:25,266 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:06:25,266 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:25,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:25,267 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:06:25,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:25,268 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_c16a848f-7aab-4904-b41a-84beda326e9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2023-11-12 00:06:25,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:25,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:25,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:25,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:25,717 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:25,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-12 00:06:29,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:29,337 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:29,338 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-12 00:06:29,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data/da8a75617/ae0a9338e20d4d3cbc2b42cf2c795e95/FLAGea009523e [2023-11-12 00:06:29,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/data/da8a75617/ae0a9338e20d4d3cbc2b42cf2c795e95 [2023-11-12 00:06:29,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:29,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:29,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:29,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:29,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:29,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51732838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29, skipping insertion in model container [2023-11-12 00:06:29,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,401 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:29,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:29,623 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:06:29,628 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:29,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:29,660 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:29,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:29,704 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:29,705 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:29,713 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:29,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29 WrapperNode [2023-11-12 00:06:29,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:29,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:29,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:29,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:29,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,824 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2023-11-12 00:06:29,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:29,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:29,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:29,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:29,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:29,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:29,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:29,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:29,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:29,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:29,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:29,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:29,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:29,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:06:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:06:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:06:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:06:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:06:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:06:30,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:06:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:06:30,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:06:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:06:30,003 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-12 00:06:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-12 00:06:30,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:30,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:30,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:30,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:30,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:30,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:06:30,006 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:06:30,194 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:30,196 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:30,768 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:31,162 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:31,162 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:06:31,166 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L65 is neither atomic block end nor a sink node. [2023-11-12 00:06:31,167 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:06:31,173 INFO L158 Benchmark]: Toolchain (without parser) took 1806.96ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 53.0MB in the end (delta: 10.9MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:31,174 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:31,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.54ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 49.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:31,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.02ms. Allocated memory is still 88.1MB. Free memory was 48.9MB in the beginning and 66.5MB in the end (delta: -17.6MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-12 00:06:31,177 INFO L158 Benchmark]: Boogie Preprocessor took 86.01ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:31,178 INFO L158 Benchmark]: RCFGBuilder took 1259.03ms. Allocated memory is still 88.1MB. Free memory was 64.4MB in the beginning and 53.0MB in the end (delta: 11.4MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:31,181 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.54ms. Allocated memory is still 88.1MB. Free memory was 63.6MB in the beginning and 49.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.02ms. Allocated memory is still 88.1MB. Free memory was 48.9MB in the beginning and 66.5MB in the end (delta: -17.6MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.01ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1259.03ms. Allocated memory is still 88.1MB. Free memory was 64.4MB in the beginning and 53.0MB in the end (delta: 11.4MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:06:31,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c16a848f-7aab-4904-b41a-84beda326e9a/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?