./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-time-subst.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_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/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_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/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_6c7a873d-05a6-4549-bfff-10407a48f621/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 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:04,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:04,153 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:04,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:04,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:04,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:04,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:04,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:04,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:04,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:04,207 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:04,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:04,208 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:04,209 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:04,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:04,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:04,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:04,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:04,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:04,212 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:04,213 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:04,214 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:04,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:04,215 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:04,215 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:04,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:04,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:04,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:04,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:04,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:04,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:04,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:04,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:04,223 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:04,223 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_6c7a873d-05a6-4549-bfff-10407a48f621/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee [2023-11-11 23:56:04,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:04,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:04,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:04,574 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:04,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:04,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2023-11-11 23:56:07,636 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:07,884 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:07,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2023-11-11 23:56:07,894 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data/16436e596/7ce69d617694432597b279fe1907ba52/FLAG4ef1e5748 [2023-11-11 23:56:07,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data/16436e596/7ce69d617694432597b279fe1907ba52 [2023-11-11 23:56:07,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:07,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:07,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:07,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:07,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:07,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:07" (1/1) ... [2023-11-11 23:56:07,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3815a30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:07, skipping insertion in model container [2023-11-11 23:56:07,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:07" (1/1) ... [2023-11-11 23:56:07,952 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:08,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:08,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:08,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:08,231 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:08,231 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:08,238 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:08,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08 WrapperNode [2023-11-11 23:56:08,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:08,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:08,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:08,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:08,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,293 INFO L138 Inliner]: procedures = 23, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-11 23:56:08,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:08,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:08,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:08,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:08,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,308 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:08,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:08,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:08,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:08,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:08" (1/1) ... [2023-11-11 23:56:08,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:08,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:08,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:08,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:56:08,443 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:56:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:08,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:08,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:08,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:08,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:08,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:56:08,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:56:08,445 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:56:08,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:56:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:56:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:56:08,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:08,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:08,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:08,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:08,451 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:08,616 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:08,618 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:08,929 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:09,101 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:09,101 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:09,102 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2023-11-11 23:56:09,103 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:56:09,108 INFO L158 Benchmark]: Toolchain (without parser) took 1195.16ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 72.9MB in the beginning and 111.6MB in the end (delta: -38.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:09,109 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 136.3MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:09,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.88ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 72.8MB in the beginning and 143.2MB in the end (delta: -70.4MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-11 23:56:09,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.87ms. Allocated memory is still 174.1MB. Free memory was 143.2MB in the beginning and 141.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:09,112 INFO L158 Benchmark]: Boogie Preprocessor took 42.37ms. Allocated memory is still 174.1MB. Free memory was 141.4MB in the beginning and 140.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:09,113 INFO L158 Benchmark]: RCFGBuilder took 768.94ms. Allocated memory is still 174.1MB. Free memory was 140.1MB in the beginning and 111.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:56:09,116 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 136.3MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.88ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 72.8MB in the beginning and 143.2MB in the end (delta: -70.4MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.87ms. Allocated memory is still 174.1MB. Free memory was 143.2MB in the beginning and 141.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.37ms. Allocated memory is still 174.1MB. Free memory was 141.4MB in the beginning and 140.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 768.94ms. Allocated memory is still 174.1MB. Free memory was 140.1MB in the beginning and 111.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. 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. [2023-11-11 23:56:09,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/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_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/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_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/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_6c7a873d-05a6-4549-bfff-10407a48f621/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 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:11,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:12,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:56:12,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:12,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:12,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:12,060 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:12,060 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:12,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:12,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:12,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:12,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:12,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:12,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:12,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:12,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:12,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:56:12,071 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:56:12,072 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:12,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:56:12,073 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:12,074 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:12,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:12,075 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:12,075 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:12,075 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:12,076 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:56:12,076 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:12,077 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:12,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:12,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:12,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:12,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:12,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:12,080 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:56:12,080 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:12,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:12,080 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:56:12,081 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:12,082 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_6c7a873d-05a6-4549-bfff-10407a48f621/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee [2023-11-11 23:56:12,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:12,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:12,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:12,545 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:12,545 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:12,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2023-11-11 23:56:15,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:15,858 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:15,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2023-11-11 23:56:15,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data/de5247bc9/ab392365ea7a4aebb88ee65730eb1e4c/FLAGe00df2f49 [2023-11-11 23:56:15,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/data/de5247bc9/ab392365ea7a4aebb88ee65730eb1e4c [2023-11-11 23:56:15,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:15,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:15,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:15,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:15,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:15,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:15" (1/1) ... [2023-11-11 23:56:15,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed9e465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:15, skipping insertion in model container [2023-11-11 23:56:15,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:15" (1/1) ... [2023-11-11 23:56:15,942 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:16,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:16,213 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:16,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:16,274 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:16,275 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:16,283 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:16,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16 WrapperNode [2023-11-11 23:56:16,284 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:16,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:16,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:16,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:16,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,375 INFO L138 Inliner]: procedures = 25, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-11 23:56:16,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:16,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:16,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:16,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:16,389 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:16,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:16,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:16,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:16,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:16" (1/1) ... [2023-11-11 23:56:16,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:16,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:16,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:16,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:56:16,515 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:56:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:56:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:56:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:56:16,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:56:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:56:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:56:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:56:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:56:16,517 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:56:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:56:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:56:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:56:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:16,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:56:16,523 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:56:16,708 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:16,710 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:17,124 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:17,272 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:17,273 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:17,274 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2023-11-11 23:56:17,292 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:56:17,298 INFO L158 Benchmark]: Toolchain (without parser) took 1402.54ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 51.8MB in the beginning and 84.6MB in the end (delta: -32.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,299 INFO L158 Benchmark]: CDTParser took 1.25ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:17,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.58ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 39.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.32ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 39.5MB in the beginning and 87.1MB in the end (delta: -47.6MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,301 INFO L158 Benchmark]: Boogie Preprocessor took 41.42ms. Allocated memory is still 107.0MB. Free memory was 87.1MB in the beginning and 85.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:17,302 INFO L158 Benchmark]: RCFGBuilder took 875.94ms. Allocated memory is still 107.0MB. Free memory was 85.4MB in the beginning and 84.6MB in the end (delta: 754.3kB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:17,306 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.58ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 39.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.32ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 39.5MB in the beginning and 87.1MB in the end (delta: -47.6MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.42ms. Allocated memory is still 107.0MB. Free memory was 87.1MB in the beginning and 85.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 875.94ms. Allocated memory is still 107.0MB. Free memory was 85.4MB in the beginning and 84.6MB in the end (delta: 754.3kB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:56:17,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c7a873d-05a6-4549-bfff-10407a48f621/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?