./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-time-trans.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_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/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_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/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_5bdcef4e-ea42-49de-9fed-693b79b97096/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 ef62179d17d90afe74c7b4fe8189ca3bb011e55daf3a169b42e4b3589691fc53 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:22,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:22,708 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:05:22,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:22,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:22,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:22,761 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:22,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:22,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:22,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:22,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:22,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:22,772 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:22,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:22,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:22,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:22,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:22,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:22,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:22,777 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:22,777 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:22,778 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:22,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:22,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:22,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:22,779 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:22,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:22,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:22,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:22,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:22,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:22,783 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:22,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:22,784 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:22,784 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_5bdcef4e-ea42-49de-9fed-693b79b97096/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef62179d17d90afe74c7b4fe8189ca3bb011e55daf3a169b42e4b3589691fc53 [2023-11-12 00:05:23,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:23,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:23,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:23,181 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:23,182 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:23,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-time-trans.wvr.c [2023-11-12 00:05:26,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:26,562 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:26,563 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/sv-benchmarks/c/weaver/chl-time-trans.wvr.c [2023-11-12 00:05:26,573 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data/9afa24771/0758c215c61a47ea8684abf331558346/FLAGd55df1eff [2023-11-12 00:05:26,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data/9afa24771/0758c215c61a47ea8684abf331558346 [2023-11-12 00:05:26,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:26,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:26,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:26,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:26,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:26,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:26,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1617356d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26, skipping insertion in model container [2023-11-12 00:05:26,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:26,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:26,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:26,885 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:26,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:26,952 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:26,953 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:26,961 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:26,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26 WrapperNode [2023-11-12 00:05:26,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:26,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:26,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:26,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:26,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:26,998 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,024 INFO L138 Inliner]: procedures = 23, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-12 00:05:27,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:27,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:27,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:27,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:27,035 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,047 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,050 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:27,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:27,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:27,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:27,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:26" (1/1) ... [2023-11-12 00:05:27,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:27,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:27,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:27,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-12 00:05:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-12 00:05:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:05:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:05:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:05:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:05:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:05:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:05:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:05:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:05:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:05:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:05:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:05:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:27,141 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 00:05:27,258 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:27,260 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:27,617 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:27,755 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:27,756 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:27,757 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2023-11-12 00:05:27,758 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 00:05:27,762 INFO L158 Benchmark]: Toolchain (without parser) took 1167.14ms. Allocated memory is still 153.1MB. Free memory was 108.8MB in the beginning and 113.1MB in the end (delta: -4.3MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:27,763 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 84.7MB in the end (delta: 136.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:27,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.59ms. Allocated memory is still 153.1MB. Free memory was 108.4MB in the beginning and 96.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:27,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.74ms. Allocated memory is still 153.1MB. Free memory was 96.6MB in the beginning and 94.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:27,766 INFO L158 Benchmark]: Boogie Preprocessor took 32.34ms. Allocated memory is still 153.1MB. Free memory was 94.9MB in the beginning and 93.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:27,766 INFO L158 Benchmark]: RCFGBuilder took 702.49ms. Allocated memory is still 153.1MB. Free memory was 93.7MB in the beginning and 113.1MB in the end (delta: -19.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-11-12 00:05:27,770 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 109.1MB. Free memory was 84.9MB in the beginning and 84.7MB in the end (delta: 136.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.59ms. Allocated memory is still 153.1MB. Free memory was 108.4MB in the beginning and 96.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.74ms. Allocated memory is still 153.1MB. Free memory was 96.6MB in the beginning and 94.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.34ms. Allocated memory is still 153.1MB. Free memory was 94.9MB in the beginning and 93.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 702.49ms. Allocated memory is still 153.1MB. Free memory was 93.7MB in the beginning and 113.1MB in the end (delta: -19.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:27,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/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_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/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_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/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_5bdcef4e-ea42-49de-9fed-693b79b97096/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 ef62179d17d90afe74c7b4fe8189ca3bb011e55daf3a169b42e4b3589691fc53 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:30,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:30,736 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:05:30,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:30,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:30,792 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:30,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:30,793 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:30,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:30,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:30,800 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:30,801 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:30,802 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:30,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:30,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:30,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:30,805 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:05:30,805 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:05:30,806 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:30,806 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:05:30,806 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:30,808 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:30,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:30,809 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:30,810 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:30,810 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:30,810 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:05:30,811 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:30,811 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:30,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:30,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:30,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:30,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:30,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:30,815 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:05:30,815 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:30,815 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:30,815 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:05:30,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:30,817 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_5bdcef4e-ea42-49de-9fed-693b79b97096/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef62179d17d90afe74c7b4fe8189ca3bb011e55daf3a169b42e4b3589691fc53 [2023-11-12 00:05:31,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:31,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:31,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:31,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:31,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:31,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-time-trans.wvr.c [2023-11-12 00:05:34,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:34,798 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:34,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/sv-benchmarks/c/weaver/chl-time-trans.wvr.c [2023-11-12 00:05:34,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data/91634bf11/68fbc98dd6aa4c45a4a9140b73844c31/FLAG041b607a1 [2023-11-12 00:05:34,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/data/91634bf11/68fbc98dd6aa4c45a4a9140b73844c31 [2023-11-12 00:05:34,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:34,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:34,849 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:34,849 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:34,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:34,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:34" (1/1) ... [2023-11-12 00:05:34,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48771aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:34, skipping insertion in model container [2023-11-12 00:05:34,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:34" (1/1) ... [2023-11-12 00:05:34,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:35,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:35,176 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:35,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:35,238 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:35,238 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:35,246 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:35,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35 WrapperNode [2023-11-12 00:05:35,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:35,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:35,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:35,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:35,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,315 INFO L138 Inliner]: procedures = 25, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-12 00:05:35,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:35,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:35,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:35,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:35,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,349 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,377 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:35,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:35,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:35,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:35,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:35" (1/1) ... [2023-11-12 00:05:35,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:35,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:35,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:35,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:35,478 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-12 00:05:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-12 00:05:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:05:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:05:35,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:05:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:05:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:05:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:05:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:05:35,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:05:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:05:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:05:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:35,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:05:35,486 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 00:05:35,625 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:35,651 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:36,038 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:36,184 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:36,184 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:36,185 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2023-11-12 00:05:36,186 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 00:05:36,190 INFO L158 Benchmark]: Toolchain (without parser) took 1345.01ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 41.8MB in the end (delta: 17.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-12 00:05:36,191 INFO L158 Benchmark]: CDTParser took 1.15ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 59.3MB in the end (delta: 84.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:36,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.42ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 47.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:36,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.86ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:36,193 INFO L158 Benchmark]: Boogie Preprocessor took 70.39ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:36,194 INFO L158 Benchmark]: RCFGBuilder took 800.43ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 41.8MB in the end (delta: 2.3MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:36,198 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 59.3MB in the end (delta: 84.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.42ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 47.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.86ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.39ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 800.43ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 41.8MB in the end (delta: 2.3MB). Peak memory consumption was 10.6MB. 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. [2023-11-12 00:05:36,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bdcef4e-ea42-49de-9fed-693b79b97096/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?