./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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-dbf71c6-m [2022-10-17 16:56:39,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:39,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:39,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:39,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:39,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:39,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:39,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:39,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:39,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:39,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:39,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:39,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:39,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:39,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:39,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:39,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:39,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:39,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:39,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:39,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:39,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:39,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:39,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:39,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:39,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:39,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:39,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:39,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:39,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:39,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:39,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:39,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:39,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:39,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:39,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:39,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:39,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:39,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:39,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:39,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:39,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:39,720 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:39,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:39,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:39,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:39,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:39,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:39,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:39,724 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:39,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:39,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:39,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:39,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:39,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:39,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:39,726 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:39,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:39,727 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:39,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:39,727 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:39,727 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:39,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:39,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:39,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:39,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:39,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:39,729 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:39,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:39,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:39,731 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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2022-10-17 16:56:40,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:40,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:40,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:40,099 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:40,099 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:40,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-10-17 16:56:40,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/b1de7e67a/527eb0f9899d45d08d1d5cd06e5fd6e9/FLAGdf16994bd [2022-10-17 16:56:40,683 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:40,688 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-10-17 16:56:40,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/b1de7e67a/527eb0f9899d45d08d1d5cd06e5fd6e9/FLAGdf16994bd [2022-10-17 16:56:41,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/b1de7e67a/527eb0f9899d45d08d1d5cd06e5fd6e9 [2022-10-17 16:56:41,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:41,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:41,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:41,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:41,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:41,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5f3958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41, skipping insertion in model container [2022-10-17 16:56:41,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:41,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:41,350 WARN L230 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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-10-17 16:56:41,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:41,372 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:41,411 WARN L230 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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-10-17 16:56:41,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:41,438 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:41,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41 WrapperNode [2022-10-17 16:56:41,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:41,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:41,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:41,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:41,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,511 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 139 [2022-10-17 16:56:41,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:41,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:41,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:41,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:41,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,563 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:41,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:41,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:41,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:41,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:41,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:41,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:41,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:56:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:56:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-10-17 16:56:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-10-17 16:56:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:56:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:56:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:56:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:56:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:56:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:56:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:56:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-10-17 16:56:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-10-17 16:56:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:56:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:56:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:56:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:56:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:56:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:41,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:41,683 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:56:41,900 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:41,903 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:42,389 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:42,605 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:42,605 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:56:42,606 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L90 is neither atomic block end nor a sink node. [2022-10-17 16:56:42,607 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) [2022-10-17 16:56:42,617 INFO L158 Benchmark]: Toolchain (without parser) took 1584.69ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.8MB in the beginning and 79.9MB in the end (delta: -30.1MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-10-17 16:56:42,619 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:42,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.31ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.6MB in the beginning and 79.4MB in the end (delta: -29.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:56:42,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.61ms. Allocated memory is still 107.0MB. Free memory was 79.4MB in the beginning and 77.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:42,623 INFO L158 Benchmark]: Boogie Preprocessor took 57.90ms. Allocated memory is still 107.0MB. Free memory was 77.5MB in the beginning and 75.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:42,624 INFO L158 Benchmark]: RCFGBuilder took 1042.82ms. Allocated memory is still 107.0MB. Free memory was 75.3MB in the beginning and 79.9MB in the end (delta: -4.5MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2022-10-17 16:56:42,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.31ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 49.6MB in the beginning and 79.4MB in the end (delta: -29.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.61ms. Allocated memory is still 107.0MB. Free memory was 79.4MB in the beginning and 77.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.90ms. Allocated memory is still 107.0MB. Free memory was 77.5MB in the beginning and 75.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1042.82ms. Allocated memory is still 107.0MB. Free memory was 75.3MB in the beginning and 79.9MB in the end (delta: -4.5MB). Peak memory consumption was 46.0MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:56:42,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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-dbf71c6-m [2022-10-17 16:56:45,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:45,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:45,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:45,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:45,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:45,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:45,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:45,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:45,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:45,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:45,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:45,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:45,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:45,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:45,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:45,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:45,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:45,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:45,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:45,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:45,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:45,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:45,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:45,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:45,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:45,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:45,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:45,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:45,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:45,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:45,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:45,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:45,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:45,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:45,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:45,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:45,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:45,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:45,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:45,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:45,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:56:45,368 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:45,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:45,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:45,370 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:45,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:45,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:45,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:45,372 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:45,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:45,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:45,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:45,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:45,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:45,374 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:56:45,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:56:45,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:56:45,375 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:45,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:45,375 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:45,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:45,375 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:45,375 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:45,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:45,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:45,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:45,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:45,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:45,377 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:56:45,377 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:56:45,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:45,377 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:56:45,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:56:45,378 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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2022-10-17 16:56:45,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:45,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:45,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:45,800 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:45,801 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:45,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-10-17 16:56:45,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/2dabcb6ea/c4e8d310100448c3aff51ab09f8f8ffd/FLAGaf7967596 [2022-10-17 16:56:46,501 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:46,501 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2022-10-17 16:56:46,512 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/2dabcb6ea/c4e8d310100448c3aff51ab09f8f8ffd/FLAGaf7967596 [2022-10-17 16:56:46,831 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/data/2dabcb6ea/c4e8d310100448c3aff51ab09f8f8ffd [2022-10-17 16:56:46,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:46,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:46,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:46,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:46,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:46,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:46" (1/1) ... [2022-10-17 16:56:46,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47eb9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:46, skipping insertion in model container [2022-10-17 16:56:46,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:46" (1/1) ... [2022-10-17 16:56:46,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:46,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:47,121 WARN L230 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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-10-17 16:56:47,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:47,146 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:56:47,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:47,201 WARN L230 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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-10-17 16:56:47,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:47,227 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:47,294 WARN L230 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_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c[6687,6700] [2022-10-17 16:56:47,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:47,326 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:47,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47 WrapperNode [2022-10-17 16:56:47,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:47,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:47,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:47,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:47,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,389 INFO L138 Inliner]: procedures = 28, calls = 93, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 129 [2022-10-17 16:56:47,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:47,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:47,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:47,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:47,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,465 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:47,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:47,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:47,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:47,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:47,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:47,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:47,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:56:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:56:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-10-17 16:56:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-10-17 16:56:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:56:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:56:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:56:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:56:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:56:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:56:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:56:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-10-17 16:56:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-10-17 16:56:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:56:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:56:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:56:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:56:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:56:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:56:47,591 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:56:47,812 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:47,814 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:48,570 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:48,882 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:48,882 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:56:48,883 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L90 is neither atomic block end nor a sink node. [2022-10-17 16:56:48,884 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) [2022-10-17 16:56:48,891 INFO L158 Benchmark]: Toolchain (without parser) took 2051.52ms. Allocated memory was 65.0MB in the beginning and 98.6MB in the end (delta: 33.6MB). Free memory was 44.2MB in the beginning and 48.1MB in the end (delta: -3.9MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2022-10-17 16:56:48,893 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 48.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:48,894 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.26ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 42.7MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:56:48,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.82ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 40.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:48,896 INFO L158 Benchmark]: Boogie Preprocessor took 88.80ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 38.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:48,897 INFO L158 Benchmark]: RCFGBuilder took 1407.90ms. Allocated memory was 65.0MB in the beginning and 98.6MB in the end (delta: 33.6MB). Free memory was 38.2MB in the beginning and 48.1MB in the end (delta: -9.9MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2022-10-17 16:56:48,907 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 65.0MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 48.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.26ms. Allocated memory is still 65.0MB. Free memory was 44.0MB in the beginning and 42.7MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.82ms. Allocated memory is still 65.0MB. Free memory was 42.5MB in the beginning and 40.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.80ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 38.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1407.90ms. Allocated memory was 65.0MB in the beginning and 98.6MB in the end (delta: 33.6MB). Free memory was 38.2MB in the beginning and 48.1MB in the end (delta: -9.9MB). Peak memory consumption was 28.5MB. 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. [2022-10-17 16:56:48,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bea6bda-4f76-4998-a102-4fb7ff5d8df5/bin/ukojak-92XMlrwhuB/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 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?