./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/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_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/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_9da32366-6a06-4ebb-a7fa-10221ee486aa/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 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:30,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:31,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:00:31,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:31,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:31,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:31,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:31,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:31,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:31,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:31,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:31,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:31,140 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:31,142 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:31,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:31,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:31,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:31,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:31,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:31,144 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:31,144 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:31,145 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:31,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:31,146 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:31,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:31,147 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:31,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:31,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:31,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:31,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:31,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:31,150 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:31,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:31,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:31,151 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_9da32366-6a06-4ebb-a7fa-10221ee486aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 [2023-11-12 00:00:31,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:31,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:31,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:31,484 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:31,485 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:31,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-12 00:00:34,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:34,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:34,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-12 00:00:34,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data/b4a3b24b4/070dc4e0e3c74c2c865370f8e59a9733/FLAGff536b079 [2023-11-12 00:00:34,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data/b4a3b24b4/070dc4e0e3c74c2c865370f8e59a9733 [2023-11-12 00:00:34,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:34,957 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:34,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:34,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:34,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:34,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:34" (1/1) ... [2023-11-12 00:00:34,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184350ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:34, skipping insertion in model container [2023-11-12 00:00:34,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:34" (1/1) ... [2023-11-12 00:00:35,019 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:35,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:35,241 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:35,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:35,311 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:35,313 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:35,324 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:35,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35 WrapperNode [2023-11-12 00:00:35,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:35,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:35,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:35,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:35,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,346 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,374 INFO L138 Inliner]: procedures = 25, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 119 [2023-11-12 00:00:35,375 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:35,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:35,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:35,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:35,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,413 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:35,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:35,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:35,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:35,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:35" (1/1) ... [2023-11-12 00:00:35,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:35,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:35,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:35,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:35,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:35,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:35,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:00:35,507 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:00:35,507 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:00:35,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:00:35,508 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:00:35,508 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:00:35,508 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:00:35,508 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:00:35,509 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:00:35,509 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:00:35,509 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:00:35,509 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:00:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:00:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:00:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:00:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:35,513 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 00:00:35,659 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:35,661 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:36,182 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:36,498 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:36,498 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:00:36,499 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L61 is neither atomic block end nor a sink node. [2023-11-12 00:00:36,500 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 00:00:36,505 INFO L158 Benchmark]: Toolchain (without parser) took 1546.32ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 71.0MB in the end (delta: 34.8MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,506 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 109.1MB. Free memory was 78.7MB in the beginning and 78.6MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:36,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.29ms. Allocated memory is still 148.9MB. Free memory was 105.3MB in the beginning and 92.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.12ms. Allocated memory is still 148.9MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,509 INFO L158 Benchmark]: Boogie Preprocessor took 44.40ms. Allocated memory is still 148.9MB. Free memory was 90.4MB in the beginning and 88.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,510 INFO L158 Benchmark]: RCFGBuilder took 1082.24ms. Allocated memory is still 148.9MB. Free memory was 88.5MB in the beginning and 71.0MB in the end (delta: 17.6MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-12 00:00:36,520 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 109.1MB. Free memory was 78.7MB in the beginning and 78.6MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.29ms. Allocated memory is still 148.9MB. Free memory was 105.3MB in the beginning and 92.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.12ms. Allocated memory is still 148.9MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.40ms. Allocated memory is still 148.9MB. Free memory was 90.4MB in the beginning and 88.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1082.24ms. Allocated memory is still 148.9MB. Free memory was 88.5MB in the beginning and 71.0MB in the end (delta: 17.6MB). Peak memory consumption was 19.8MB. 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 00:00:36,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/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_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/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_9da32366-6a06-4ebb-a7fa-10221ee486aa/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 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:39,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:39,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:00:39,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:39,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:39,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:39,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:39,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:39,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:39,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:39,560 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:39,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:39,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:39,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:39,564 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:39,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:39,565 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:00:39,565 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:00:39,566 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:39,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:00:39,568 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:39,568 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:39,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:39,569 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:39,570 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:39,571 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:39,571 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:00:39,572 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:39,572 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:39,573 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:39,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:39,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:39,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:39,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:39,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:00:39,576 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:39,576 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:39,577 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:00:39,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:39,578 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_9da32366-6a06-4ebb-a7fa-10221ee486aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 [2023-11-12 00:00:39,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:40,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:40,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:40,013 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:40,014 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:40,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-12 00:00:43,389 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:43,720 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:43,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-12 00:00:43,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data/52c1f9928/50ee4b264fcf4d7a994aef81b3f8c6ca/FLAGeecbc4f2e [2023-11-12 00:00:43,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/data/52c1f9928/50ee4b264fcf4d7a994aef81b3f8c6ca [2023-11-12 00:00:43,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:43,770 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:43,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:43,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:43,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:43,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:43" (1/1) ... [2023-11-12 00:00:43,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638fbf44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:43, skipping insertion in model container [2023-11-12 00:00:43,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:43" (1/1) ... [2023-11-12 00:00:43,834 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:44,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:44,185 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:00:44,198 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:44,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:44,268 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:44,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:44,359 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:44,361 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:44,370 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:44,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44 WrapperNode [2023-11-12 00:00:44,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:44,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:44,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:44,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:44,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,463 INFO L138 Inliner]: procedures = 27, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2023-11-12 00:00:44,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:44,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:44,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:44,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:44,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,543 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:44,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:44,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:44,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:44,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:44" (1/1) ... [2023-11-12 00:00:44,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:44,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:44,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:44,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:00:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:00:44,680 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:00:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:00:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:00:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:00:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:00:44,681 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:00:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:00:44,684 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:00:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:00:44,685 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:00:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:00:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:00:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:00:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:44,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:00:44,691 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 00:00:44,852 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:44,855 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:45,684 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:46,116 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:46,116 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:00:46,117 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L61 is neither atomic block end nor a sink node. [2023-11-12 00:00:46,118 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 00:00:46,124 INFO L158 Benchmark]: Toolchain (without parser) took 2352.80ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 36.3MB in the end (delta: 19.2MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2023-11-12 00:00:46,125 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:46,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.28ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 39.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:00:46,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.13ms. Allocated memory is still 79.7MB. Free memory was 59.2MB in the beginning and 57.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:46,128 INFO L158 Benchmark]: Boogie Preprocessor took 105.41ms. Allocated memory is still 79.7MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:46,130 INFO L158 Benchmark]: RCFGBuilder took 1547.52ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 36.3MB in the end (delta: 19.1MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-11-12 00:00:46,135 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.28ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 39.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.13ms. Allocated memory is still 79.7MB. Free memory was 59.2MB in the beginning and 57.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 105.41ms. Allocated memory is still 79.7MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1547.52ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 36.3MB in the end (delta: 19.1MB). Peak memory consumption was 37.0MB. 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 00:00:46,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9da32366-6a06-4ebb-a7fa-10221ee486aa/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?