./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:42:17,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:42:17,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:42:17,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:42:17,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:42:17,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:42:17,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:42:17,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:42:17,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:42:17,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:42:17,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:42:17,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:42:17,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:42:17,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:42:17,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:42:17,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:42:17,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:42:17,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:42:17,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:42:17,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:42:17,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:42:17,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:42:17,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:42:17,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:42:17,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:42:17,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:42:17,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:42:17,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:42:17,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:42:17,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:42:17,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:42:17,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:42:17,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:42:17,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:42:17,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:42:17,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:42:17,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:42:17,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:42:17,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:42:17,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:42:17,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:42:17,499 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:42:17,522 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:42:17,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:42:17,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:42:17,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:42:17,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:42:17,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:42:17,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:42:17,525 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:42:17,525 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:42:17,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:42:17,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:42:17,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:42:17,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:42:17,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:42:17,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:42:17,526 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:42:17,526 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:42:17,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:42:17,527 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:42:17,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:42:17,527 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:42:17,527 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:42:17,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:42:17,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:42:17,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:42:17,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:42:17,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:42:17,529 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:42:17,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:42:17,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:42:17,529 INFO L138 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_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2022-11-21 23:42:17,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:42:17,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:42:17,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:42:17,940 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:42:17,941 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:42:17,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-11-21 23:42:21,250 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:42:21,643 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:42:21,643 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-11-21 23:42:21,656 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data/8cf67511a/137cdd266c0546a3af3a268833018991/FLAG1c0644a6e [2022-11-21 23:42:21,682 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data/8cf67511a/137cdd266c0546a3af3a268833018991 [2022-11-21 23:42:21,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:42:21,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:42:21,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:42:21,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:42:21,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:42:21,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:42:21" (1/1) ... [2022-11-21 23:42:21,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e86b781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:21, skipping insertion in model container [2022-11-21 23:42:21,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:42:21" (1/1) ... [2022-11-21 23:42:21,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:42:21,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:42:22,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-11-21 23:42:22,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:42:22,118 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:42:22,195 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-11-21 23:42:22,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:42:22,244 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:42:22,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22 WrapperNode [2022-11-21 23:42:22,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:42:22,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:42:22,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:42:22,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:42:22,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,341 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 139 [2022-11-21 23:42:22,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:42:22,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:42:22,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:42:22,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:42:22,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,409 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:42:22,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:42:22,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:42:22,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:42:22,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:22" (1/1) ... [2022-11-21 23:42:22,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:42:22,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:42:22,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:42:22,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:42:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:42:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:42:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:42:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 23:42:22,514 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 23:42:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:42:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:42:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:42:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:42:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:42:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:42:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:42:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:42:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:42:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:42:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:42:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:42:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:42:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:42:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:42:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:42:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:42:22,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:42:22,520 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:42:22,716 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:42:22,732 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:42:23,289 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:42:23,786 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:42:23,786 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-21 23:42:23,787 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L62 is neither atomic block end nor a sink node. [2022-11-21 23:42:23,788 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:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 23:42:23,797 INFO L158 Benchmark]: Toolchain (without parser) took 2105.86ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 117.9MB in the beginning and 148.6MB in the end (delta: -30.7MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2022-11-21 23:42:23,798 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 151.0MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:42:23,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.61ms. Allocated memory is still 151.0MB. Free memory was 117.4MB in the beginning and 103.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:42:23,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.69ms. Allocated memory is still 151.0MB. Free memory was 103.7MB in the beginning and 101.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:42:23,801 INFO L158 Benchmark]: Boogie Preprocessor took 76.92ms. Allocated memory is still 151.0MB. Free memory was 101.7MB in the beginning and 99.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:42:23,802 INFO L158 Benchmark]: RCFGBuilder took 1374.49ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 99.6MB in the beginning and 148.6MB in the end (delta: -49.1MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2022-11-21 23:42:23,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 151.0MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 548.61ms. Allocated memory is still 151.0MB. Free memory was 117.4MB in the beginning and 103.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.69ms. Allocated memory is still 151.0MB. Free memory was 103.7MB 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 76.92ms. Allocated memory is still 151.0MB. Free memory was 101.7MB in the beginning and 99.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1374.49ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 99.6MB in the beginning and 148.6MB in the end (delta: -49.1MB). Peak memory consumption was 51.1MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:42:23,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/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_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:42:26,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:42:26,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:42:26,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:42:26,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:42:26,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:42:26,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:42:26,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:42:26,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:42:26,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:42:26,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:42:26,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:42:26,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:42:26,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:42:26,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:42:26,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:42:26,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:42:26,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:42:26,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:42:26,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:42:26,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:42:26,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:42:26,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:42:26,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:42:26,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:42:26,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:42:26,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:42:26,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:42:26,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:42:26,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:42:26,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:42:26,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:42:26,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:42:26,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:42:26,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:42:26,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:42:26,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:42:26,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:42:26,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:42:26,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:42:26,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:42:26,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:42:26,724 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:42:26,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:42:26,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:42:26,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:42:26,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:42:26,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:42:26,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:42:26,728 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:42:26,728 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:42:26,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:42:26,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:42:26,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:42:26,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:42:26,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:42:26,731 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:42:26,731 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:42:26,732 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:42:26,732 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:42:26,732 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:42:26,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:42:26,733 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:42:26,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:42:26,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:42:26,734 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:42:26,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:42:26,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:42:26,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:42:26,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:42:26,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:42:26,735 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:42:26,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:42:26,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:42:26,736 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:42:26,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:42:26,737 INFO L138 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_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2022-11-21 23:42:27,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:42:27,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:42:27,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:42:27,206 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:42:27,207 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:42:27,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-11-21 23:42:30,601 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:42:30,837 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:42:30,838 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-11-21 23:42:30,846 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data/784d7a162/13bf704cb4914100ba35f05e6bb40f41/FLAG6024483c3 [2022-11-21 23:42:30,862 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/data/784d7a162/13bf704cb4914100ba35f05e6bb40f41 [2022-11-21 23:42:30,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:42:30,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:42:30,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:42:30,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:42:30,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:42:30,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:42:30" (1/1) ... [2022-11-21 23:42:30,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732d7ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:30, skipping insertion in model container [2022-11-21 23:42:30,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:42:30" (1/1) ... [2022-11-21 23:42:30,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:42:30,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:42:31,215 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-11-21 23:42:31,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:42:31,258 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 23:42:31,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:42:31,323 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-11-21 23:42:31,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:42:31,342 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:42:31,404 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-11-21 23:42:31,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:42:31,433 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:42:31,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31 WrapperNode [2022-11-21 23:42:31,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:42:31,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:42:31,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:42:31,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:42:31,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,509 INFO L138 Inliner]: procedures = 28, calls = 93, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 129 [2022-11-21 23:42:31,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:42:31,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:42:31,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:42:31,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:42:31,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,523 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,542 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:42:31,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:42:31,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:42:31,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:42:31,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:31" (1/1) ... [2022-11-21 23:42:31,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:42:31,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:42:31,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:42:31,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:42:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:42:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:42:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:42:31,642 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 23:42:31,642 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 23:42:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:42:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:42:31,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:42:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:42:31,643 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:42:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:42:31,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:42:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:42:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:42:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:42:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:42:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:42:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:42:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:42:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:42:31,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:42:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:42:31,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:42:31,658 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:42:31,790 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:42:31,792 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:42:32,650 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:42:33,132 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:42:33,132 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-21 23:42:33,133 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L62 is neither atomic block end nor a sink node. [2022-11-21 23:42:33,134 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:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 23:42:33,141 INFO L158 Benchmark]: Toolchain (without parser) took 2273.87ms. Allocated memory was 58.7MB in the beginning and 96.5MB in the end (delta: 37.7MB). Free memory was 27.6MB in the beginning and 55.8MB in the end (delta: -28.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-11-21 23:42:33,142 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:42:33,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.75ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 27.3MB in the beginning and 46.8MB in the end (delta: -19.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-11-21 23:42:33,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.18ms. Allocated memory is still 79.7MB. Free memory was 46.8MB in the beginning and 45.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:42:33,145 INFO L158 Benchmark]: Boogie Preprocessor took 37.84ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:42:33,146 INFO L158 Benchmark]: RCFGBuilder took 1590.62ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.4MB in the beginning and 55.8MB in the end (delta: -13.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-11-21 23:42:33,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.75ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 27.3MB in the beginning and 46.8MB in the end (delta: -19.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.18ms. Allocated memory is still 79.7MB. Free memory was 46.8MB in the beginning and 45.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.84ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1590.62ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.4MB in the beginning and 55.8MB in the end (delta: -13.4MB). Peak memory consumption was 12.9MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:42:33,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93d49ad9-8bb6-4bfb-940f-b13d64535b5a/bin/ukojak-jW3SillKbg/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?