./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.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_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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 e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:29,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:29,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:50:29,995 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:29,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:30,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:30,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:30,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:30,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:30,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:30,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:30,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:30,040 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:30,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:30,041 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:30,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:30,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:30,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:30,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:30,044 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:30,044 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:30,045 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:30,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:30,046 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:30,046 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:30,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:30,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:30,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:30,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:30,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:30,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:30,051 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:30,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:30,051 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:30,051 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_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 [2023-11-11 23:50:30,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:30,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:30,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:30,340 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:30,341 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:30,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2023-11-11 23:50:33,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:33,729 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:33,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2023-11-11 23:50:33,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data/aafd80616/2c1bf76f5df3407ebf0096ca55dd71c2/FLAGf5569257d [2023-11-11 23:50:33,757 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data/aafd80616/2c1bf76f5df3407ebf0096ca55dd71c2 [2023-11-11 23:50:33,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:33,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:33,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:33,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:33,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:33,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:33" (1/1) ... [2023-11-11 23:50:33,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d4e5eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:33, skipping insertion in model container [2023-11-11 23:50:33,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:33" (1/1) ... [2023-11-11 23:50:33,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:34,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:34,107 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:34,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:34,149 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:34,149 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:34,158 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:34,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34 WrapperNode [2023-11-11 23:50:34,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:34,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:34,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:34,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:34,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,220 INFO L138 Inliner]: procedures = 23, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 120 [2023-11-11 23:50:34,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:34,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:34,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:34,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:34,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:34,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:34,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:34,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:34,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:34" (1/1) ... [2023-11-11 23:50:34,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:34,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:34,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:34,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:34,378 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:50:34,378 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:50:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:50:34,379 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:50:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:50:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:50:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:50:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:50:34,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:50:34,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:50:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:50:34,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:50:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:34,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:34,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:34,385 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 23:50:34,512 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:34,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:34,978 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:35,285 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:35,285 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:50:35,286 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2023-11-11 23:50:35,287 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 23:50:35,305 INFO L158 Benchmark]: Toolchain (without parser) took 1538.38ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 116.1MB in the end (delta: 131.1kB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2023-11-11 23:50:35,306 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 121.6MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:35,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.38ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 103.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:50:35,307 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.37ms. Allocated memory is still 146.8MB. Free memory was 103.8MB in the beginning and 101.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:35,308 INFO L158 Benchmark]: Boogie Preprocessor took 58.48ms. Allocated memory is still 146.8MB. Free memory was 101.7MB in the beginning and 100.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:35,309 INFO L158 Benchmark]: RCFGBuilder took 1023.15ms. Allocated memory is still 146.8MB. Free memory was 100.1MB in the beginning and 116.1MB in the end (delta: -16.0MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2023-11-11 23:50:35,312 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 121.6MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.38ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 103.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.37ms. Allocated memory is still 146.8MB. Free memory was 103.8MB in the beginning and 101.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.48ms. Allocated memory is still 146.8MB. Free memory was 101.7MB in the beginning and 100.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1023.15ms. Allocated memory is still 146.8MB. Free memory was 100.1MB in the beginning and 116.1MB in the end (delta: -16.0MB). Peak memory consumption was 50.0MB. 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. [2023-11-11 23:50:35,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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 e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:38,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:38,178 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:50:38,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:38,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:38,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:38,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:38,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:38,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:38,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:38,242 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:38,243 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:38,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:38,245 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:38,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:38,246 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:38,246 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:50:38,247 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:50:38,247 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:38,248 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:50:38,249 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:38,249 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:38,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:38,250 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:38,250 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:38,251 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:38,251 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:50:38,252 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:38,252 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:38,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:38,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:38,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:38,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:38,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:38,255 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:50:38,255 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:38,256 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:38,256 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:50:38,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:38,257 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_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e60e484eb5ab810972130a1d83dccbab591b96ac9007b9b56059ed6674807329 [2023-11-11 23:50:38,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:38,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:38,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:38,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:38,641 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:38,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2023-11-11 23:50:41,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:42,108 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:42,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/sv-benchmarks/c/weaver/chl-collitem-subst.wvr.c [2023-11-11 23:50:42,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data/64d8cee42/b642b2916a8c45cbac913f6d027df5c4/FLAG7ee31abc3 [2023-11-11 23:50:42,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/data/64d8cee42/b642b2916a8c45cbac913f6d027df5c4 [2023-11-11 23:50:42,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:42,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:42,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:42,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:42,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:42,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d574dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42, skipping insertion in model container [2023-11-11 23:50:42,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,204 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:42,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:42,503 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:42,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:42,570 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:42,570 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:50:42,578 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:42,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42 WrapperNode [2023-11-11 23:50:42,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:42,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:42,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:42,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:42,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,653 INFO L138 Inliner]: procedures = 25, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2023-11-11 23:50:42,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:42,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:42,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:42,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:42,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:42,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:42,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:42,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:42,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:42" (1/1) ... [2023-11-11 23:50:42,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:42,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:42,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:42,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:50:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:50:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:50:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:50:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:50:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:50:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:50:42,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:50:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:50:42,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:50:42,820 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:50:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:50:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:50:42,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:50:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:42,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:42,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:50:42,823 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 23:50:42,952 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:42,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:43,423 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:43,815 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:43,816 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:50:43,817 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L44 is neither atomic block end nor a sink node. [2023-11-11 23:50:43,818 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 23:50:43,826 INFO L158 Benchmark]: Toolchain (without parser) took 1672.29ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 63.1MB in the beginning and 80.8MB in the end (delta: -17.7MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-11-11 23:50:43,827 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 61.2MB in the end (delta: 79.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:43,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.54ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 50.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:50:43,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.65ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 48.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:43,831 INFO L158 Benchmark]: Boogie Preprocessor took 73.82ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 46.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:43,832 INFO L158 Benchmark]: RCFGBuilder took 1094.43ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 46.7MB in the beginning and 80.8MB in the end (delta: -34.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-11 23:50:43,842 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 86.0MB. Free memory was 61.2MB in the beginning and 61.2MB in the end (delta: 79.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.54ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 50.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.65ms. Allocated memory is still 86.0MB. Free memory was 50.3MB in the beginning and 48.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.82ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 46.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1094.43ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 46.7MB in the beginning and 80.8MB in the end (delta: -34.1MB). Peak memory consumption was 14.0MB. 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. [2023-11-11 23:50:43,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c61aa1d-86b9-4f0b-a25b-5e69eae729e2/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?