./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5e519f3a 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_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- 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-5e519f3 [2022-11-02 20:21:37,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:21:37,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:21:37,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:21:37,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:21:37,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:21:37,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:21:37,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:21:37,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:21:37,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:21:37,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:21:37,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:21:37,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:21:37,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:21:37,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:21:37,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:21:37,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:21:37,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:21:37,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:21:37,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:21:37,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:21:37,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:21:37,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:21:37,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:21:37,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:21:37,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:21:37,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:21:37,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:21:37,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:21:37,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:21:37,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:21:37,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:21:37,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:21:37,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:21:37,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:21:37,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:21:37,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:21:37,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:21:37,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:21:37,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:21:37,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:21:37,758 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-02 20:21:37,816 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:21:37,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:21:37,817 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:21:37,817 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:21:37,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:21:37,819 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:21:37,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:21:37,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:21:37,820 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:21:37,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:21:37,821 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:21:37,822 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:21:37,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:21:37,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:21:37,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:21:37,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:21:37,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:21:37,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:21:37,823 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-02 20:21:37,824 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:21:37,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:21:37,824 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:21:37,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:21:37,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:21:37,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:21:37,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:21:37,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:21:37,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:21:37,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:21:37,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:21:37,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:21:37,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:21:37,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:21:37,829 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_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2022-11-02 20:21:38,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:21:38,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:21:38,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:21:38,361 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:21:38,363 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:21:38,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2022-11-02 20:21:38,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/data/e50cfd37f/e2fa0355fcda497e81352003716273db/FLAGe981fc007 [2022-11-02 20:21:39,333 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:21:39,334 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2022-11-02 20:21:39,351 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/data/e50cfd37f/e2fa0355fcda497e81352003716273db/FLAGe981fc007 [2022-11-02 20:21:39,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/data/e50cfd37f/e2fa0355fcda497e81352003716273db [2022-11-02 20:21:39,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:21:39,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:21:39,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:21:39,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:21:39,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:21:39,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:21:39" (1/1) ... [2022-11-02 20:21:39,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f19ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:39, skipping insertion in model container [2022-11-02 20:21:39,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:21:39" (1/1) ... [2022-11-02 20:21:39,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:21:39,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:21:39,863 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_c89bad77-d602-495b-b8c1-5b7d25f22a79/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i[949,962] [2022-11-02 20:21:40,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:21:40,124 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:21:40,141 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_c89bad77-d602-495b-b8c1-5b7d25f22a79/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i[949,962] [2022-11-02 20:21:40,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:21:40,313 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:21:40,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40 WrapperNode [2022-11-02 20:21:40,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:21:40,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:21:40,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:21:40,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:21:40,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,421 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 294 [2022-11-02 20:21:40,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:21:40,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:21:40,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:21:40,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:21:40,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,462 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:21:40,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:21:40,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:21:40,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:21:40,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (1/1) ... [2022-11-02 20:21:40,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:21:40,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:21:40,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:21:40,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:21:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:21:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:21:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:21:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:21:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:21:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-02 20:21:40,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-02 20:21:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-02 20:21:40,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-02 20:21:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-02 20:21:40,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-02 20:21:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-02 20:21:40,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-02 20:21:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:21:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:21:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:21:40,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:21:40,600 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-02 20:21:40,799 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:21:40,802 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:21:41,825 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:21:42,539 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:21:42,540 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:21:42,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:42 BoogieIcfgContainer [2022-11-02 20:21:42,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:21:42,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:21:42,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:21:42,553 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:21:42,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:21:39" (1/3) ... [2022-11-02 20:21:42,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a277d2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:21:42, skipping insertion in model container [2022-11-02 20:21:42,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:21:40" (2/3) ... [2022-11-02 20:21:42,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a277d2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:21:42, skipping insertion in model container [2022-11-02 20:21:42,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:42" (3/3) ... [2022-11-02 20:21:42,558 INFO L112 eAbstractionObserver]: Analyzing ICFG mix040_tso.oepc.i [2022-11-02 20:21:42,571 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-02 20:21:42,585 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:21:42,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-02 20:21:42,586 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-02 20:21:42,714 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-02 20:21:42,788 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-02 20:21:42,810 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 155 places, 144 transitions, 308 flow [2022-11-02 20:21:42,835 INFO L112 LiptonReduction]: Starting Lipton reduction on Petri net that has 155 places, 144 transitions, 308 flow [2022-11-02 20:21:42,837 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 155 places, 144 transitions, 308 flow [2022-11-02 20:21:42,913 INFO L130 PetriNetUnfolder]: 2/140 cut-off events. [2022-11-02 20:21:42,913 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-02 20:21:42,919 INFO L83 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 140 events. 2/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 96 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 98. Up to 2 conditions per place. [2022-11-02 20:21:42,923 INFO L118 LiptonReduction]: Number of co-enabled transitions 4252 [2022-11-02 20:22:15,549 INFO L133 LiptonReduction]: Checked pairs total: 14508 [2022-11-02 20:22:15,549 INFO L135 LiptonReduction]: Total number of compositions: 120 [2022-11-02 20:22:15,568 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51 places, 39 transitions, 98 flow [2022-11-02 20:22:16,155 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8914 states, 8834 states have (on average 4.3667647724700025) internal successors, (38576), 8913 states have internal predecessors, (38576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:16,183 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:22:16,196 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@585f54d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:22:16,197 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2022-11-02 20:22:16,246 INFO L276 IsEmpty]: Start isEmpty. Operand has 8914 states, 8834 states have (on average 4.3667647724700025) internal successors, (38576), 8913 states have internal predecessors, (38576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-02 20:22:16,263 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:16,264 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-02 20:22:16,265 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2022-11-02 20:22:16,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:16,272 INFO L85 PathProgramCache]: Analyzing trace with hash 38020865, now seen corresponding path program 1 times [2022-11-02 20:22:16,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:22:16,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093416106] [2022-11-02 20:22:16,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:16,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:22:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:16,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:22:16,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:22:16,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093416106] [2022-11-02 20:22:16,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093416106] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:22:16,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:22:16,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-02 20:22:16,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780976981] [2022-11-02 20:22:16,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:22:16,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:22:16,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:22:16,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:22:16,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:22:16,682 INFO L87 Difference]: Start difference. First operand has 8914 states, 8834 states have (on average 4.3667647724700025) internal successors, (38576), 8913 states have internal predecessors, (38576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:17,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:17,120 INFO L93 Difference]: Finished difference Result 5058 states and 18475 transitions. [2022-11-02 20:22:17,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:22:17,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-02 20:22:17,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:17,188 INFO L225 Difference]: With dead ends: 5058 [2022-11-02 20:22:17,188 INFO L226 Difference]: Without dead ends: 5058 [2022-11-02 20:22:17,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:22:17,193 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 19 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:17,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 10 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:22:17,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5058 states. [2022-11-02 20:22:17,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5058 to 5058. [2022-11-02 20:22:17,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5058 states, 4994 states have (on average 3.699439327192631) internal successors, (18475), 5057 states have internal predecessors, (18475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5058 states to 5058 states and 18475 transitions. [2022-11-02 20:22:17,716 INFO L78 Accepts]: Start accepts. Automaton has 5058 states and 18475 transitions. Word has length 4 [2022-11-02 20:22:17,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:17,716 INFO L495 AbstractCegarLoop]: Abstraction has 5058 states and 18475 transitions. [2022-11-02 20:22:17,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:17,717 INFO L276 IsEmpty]: Start isEmpty. Operand 5058 states and 18475 transitions. [2022-11-02 20:22:17,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-02 20:22:17,719 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:17,720 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:17,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:22:17,721 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2022-11-02 20:22:17,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:17,721 INFO L85 PathProgramCache]: Analyzing trace with hash 849748791, now seen corresponding path program 1 times [2022-11-02 20:22:17,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:22:17,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992702776] [2022-11-02 20:22:17,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:17,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:22:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:18,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:22:18,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:22:18,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992702776] [2022-11-02 20:22:18,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992702776] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:22:18,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:22:18,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:22:18,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23477213] [2022-11-02 20:22:18,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:22:18,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:22:18,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:22:18,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:22:18,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:22:18,023 INFO L87 Difference]: Start difference. First operand 5058 states and 18475 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:18,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:18,304 INFO L93 Difference]: Finished difference Result 3394 states and 12583 transitions. [2022-11-02 20:22:18,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:22:18,305 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-02 20:22:18,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:18,342 INFO L225 Difference]: With dead ends: 3394 [2022-11-02 20:22:18,343 INFO L226 Difference]: Without dead ends: 3394 [2022-11-02 20:22:18,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:22:18,344 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 38 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:18,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 12 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:22:18,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3394 states. [2022-11-02 20:22:18,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3394 to 3394. [2022-11-02 20:22:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3394 states, 3380 states have (on average 3.7227810650887574) internal successors, (12583), 3393 states have internal predecessors, (12583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 3394 states and 12583 transitions. [2022-11-02 20:22:18,704 INFO L78 Accepts]: Start accepts. Automaton has 3394 states and 12583 transitions. Word has length 10 [2022-11-02 20:22:18,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:18,705 INFO L495 AbstractCegarLoop]: Abstraction has 3394 states and 12583 transitions. [2022-11-02 20:22:18,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3394 states and 12583 transitions. [2022-11-02 20:22:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-02 20:22:18,708 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:18,708 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:18,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:22:18,709 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2022-11-02 20:22:18,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:18,710 INFO L85 PathProgramCache]: Analyzing trace with hash 572407540, now seen corresponding path program 1 times [2022-11-02 20:22:18,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:22:18,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126810823] [2022-11-02 20:22:18,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:18,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:22:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:18,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:22:18,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:22:18,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126810823] [2022-11-02 20:22:18,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126810823] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:22:18,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:22:18,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:22:18,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923248892] [2022-11-02 20:22:18,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:22:18,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:22:18,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:22:18,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:22:18,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:22:18,968 INFO L87 Difference]: Start difference. First operand 3394 states and 12583 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:19,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:19,331 INFO L93 Difference]: Finished difference Result 2472 states and 9170 transitions. [2022-11-02 20:22:19,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:22:19,332 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-02 20:22:19,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:19,377 INFO L225 Difference]: With dead ends: 2472 [2022-11-02 20:22:19,377 INFO L226 Difference]: Without dead ends: 2472 [2022-11-02 20:22:19,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:22:19,379 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 36 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:19,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 13 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 20:22:19,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2472 states. [2022-11-02 20:22:19,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2472 to 2472. [2022-11-02 20:22:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2472 states, 2462 states have (on average 3.7246141348497157) internal successors, (9170), 2471 states have internal predecessors, (9170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:19,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2472 states and 9170 transitions. [2022-11-02 20:22:19,643 INFO L78 Accepts]: Start accepts. Automaton has 2472 states and 9170 transitions. Word has length 11 [2022-11-02 20:22:19,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:19,644 INFO L495 AbstractCegarLoop]: Abstraction has 2472 states and 9170 transitions. [2022-11-02 20:22:19,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:19,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 9170 transitions. [2022-11-02 20:22:19,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-02 20:22:19,661 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:19,661 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:19,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:22:19,664 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2022-11-02 20:22:19,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:19,665 INFO L85 PathProgramCache]: Analyzing trace with hash -2140841900, now seen corresponding path program 1 times [2022-11-02 20:22:19,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:22:19,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821967513] [2022-11-02 20:22:19,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:19,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:22:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:19,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:22:19,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:22:19,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821967513] [2022-11-02 20:22:19,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821967513] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:22:19,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:22:19,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:22:19,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123778644] [2022-11-02 20:22:19,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:22:19,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:22:19,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:22:19,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:22:19,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:22:19,924 INFO L87 Difference]: Start difference. First operand 2472 states and 9170 transitions. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:20,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:20,176 INFO L93 Difference]: Finished difference Result 2262 states and 8597 transitions. [2022-11-02 20:22:20,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:22:20,177 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-11-02 20:22:20,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:20,234 INFO L225 Difference]: With dead ends: 2262 [2022-11-02 20:22:20,235 INFO L226 Difference]: Without dead ends: 2262 [2022-11-02 20:22:20,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:22:20,236 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 72 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:20,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 16 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:22:20,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2262 states. [2022-11-02 20:22:20,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2262 to 2262. [2022-11-02 20:22:20,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2262 states, 2258 states have (on average 3.8073516386182464) internal successors, (8597), 2261 states have internal predecessors, (8597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:20,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 2262 states and 8597 transitions. [2022-11-02 20:22:20,357 INFO L78 Accepts]: Start accepts. Automaton has 2262 states and 8597 transitions. Word has length 17 [2022-11-02 20:22:20,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:20,358 INFO L495 AbstractCegarLoop]: Abstraction has 2262 states and 8597 transitions. [2022-11-02 20:22:20,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:20,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 8597 transitions. [2022-11-02 20:22:20,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-02 20:22:20,383 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:20,384 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:22:20,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:22:20,384 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2022-11-02 20:22:20,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:20,385 INFO L85 PathProgramCache]: Analyzing trace with hash -353945660, now seen corresponding path program 1 times [2022-11-02 20:22:20,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:22:20,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91283985] [2022-11-02 20:22:20,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:20,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:22:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:22:20,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:22:20,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91283985] [2022-11-02 20:22:20,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91283985] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:22:20,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:22:20,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:22:20,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257327010] [2022-11-02 20:22:20,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:22:20,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:22:20,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:22:20,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:22:20,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:22:20,856 INFO L87 Difference]: Start difference. First operand 2262 states and 8597 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:21,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:21,124 INFO L93 Difference]: Finished difference Result 2246 states and 8569 transitions. [2022-11-02 20:22:21,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:22:21,125 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-11-02 20:22:21,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:21,126 INFO L225 Difference]: With dead ends: 2246 [2022-11-02 20:22:21,126 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:22:21,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:22:21,130 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 154 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:21,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 12 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:22:21,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:22:21,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:22:21,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:21,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:22:21,135 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2022-11-02 20:22:21,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:21,135 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:22:21,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:22:21,136 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:22:21,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:22:21,139 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining) [2022-11-02 20:22:21,140 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining) [2022-11-02 20:22:21,140 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining) [2022-11-02 20:22:21,141 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining) [2022-11-02 20:22:21,141 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining) [2022-11-02 20:22:21,141 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining) [2022-11-02 20:22:21,142 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining) [2022-11-02 20:22:21,142 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining) [2022-11-02 20:22:21,142 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining) [2022-11-02 20:22:21,143 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining) [2022-11-02 20:22:21,143 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining) [2022-11-02 20:22:21,143 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining) [2022-11-02 20:22:21,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining) [2022-11-02 20:22:21,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining) [2022-11-02 20:22:21,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining) [2022-11-02 20:22:21,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining) [2022-11-02 20:22:21,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining) [2022-11-02 20:22:21,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining) [2022-11-02 20:22:21,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining) [2022-11-02 20:22:21,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining) [2022-11-02 20:22:21,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:22:21,151 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-02 20:22:21,157 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-02 20:22:21,157 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:22:21,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:22:21 BasicIcfg [2022-11-02 20:22:21,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:22:21,164 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:22:21,164 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:22:21,164 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:22:21,165 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:21:42" (3/4) ... [2022-11-02 20:22:21,168 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:22:21,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2022-11-02 20:22:21,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2022-11-02 20:22:21,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2022-11-02 20:22:21,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P3 [2022-11-02 20:22:21,196 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 123 nodes and edges [2022-11-02 20:22:21,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-11-02 20:22:21,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:22:21,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:22:21,282 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:22:21,283 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:22:21,284 INFO L158 Benchmark]: Toolchain (without parser) took 41772.04ms. Allocated memory was 109.1MB in the beginning and 333.4MB in the end (delta: 224.4MB). Free memory was 70.6MB in the beginning and 168.1MB in the end (delta: -97.5MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. [2022-11-02 20:22:21,284 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:22:21,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 798.83ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 70.9MB in the end (delta: -452.8kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:22:21,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.21ms. Allocated memory is still 109.1MB. Free memory was 70.9MB in the beginning and 67.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:22:21,286 INFO L158 Benchmark]: Boogie Preprocessor took 48.23ms. Allocated memory is still 109.1MB. Free memory was 67.7MB in the beginning and 65.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:22:21,286 INFO L158 Benchmark]: RCFGBuilder took 2072.81ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 65.3MB in the beginning and 75.5MB in the end (delta: -10.2MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2022-11-02 20:22:21,287 INFO L158 Benchmark]: TraceAbstraction took 38614.67ms. Allocated memory was 148.9MB in the beginning and 333.4MB in the end (delta: 184.5MB). Free memory was 75.2MB in the beginning and 173.3MB in the end (delta: -98.1MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2022-11-02 20:22:21,287 INFO L158 Benchmark]: Witness Printer took 119.16ms. Allocated memory is still 333.4MB. Free memory was 173.3MB in the beginning and 168.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:22:21,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 798.83ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 70.9MB in the end (delta: -452.8kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.21ms. Allocated memory is still 109.1MB. Free memory was 70.9MB in the beginning and 67.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.23ms. Allocated memory is still 109.1MB. Free memory was 67.7MB in the beginning and 65.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2072.81ms. Allocated memory was 109.1MB in the beginning and 148.9MB in the end (delta: 39.8MB). Free memory was 65.3MB in the beginning and 75.5MB in the end (delta: -10.2MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * TraceAbstraction took 38614.67ms. Allocated memory was 148.9MB in the beginning and 333.4MB in the end (delta: 184.5MB). Free memory was 75.2MB in the beginning and 173.3MB in the end (delta: -98.1MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. * Witness Printer took 119.16ms. Allocated memory is still 333.4MB. Free memory was 173.3MB in the beginning and 168.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 32.7s, 155 PlacesBefore, 51 PlacesAfterwards, 144 TransitionsBefore, 39 TransitionsAfterwards, 4252 CoEnabledTransitionPairs, 7 FixpointIterations, 46 TrivialSequentialCompositions, 64 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 120 TotalNumberOfCompositions, 14508 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6254, positive: 5923, positive conditional: 0, positive unconditional: 5923, negative: 331, negative conditional: 0, negative unconditional: 331, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2991, positive: 2886, positive conditional: 0, positive unconditional: 2886, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2991, positive: 2804, positive conditional: 0, positive unconditional: 2804, negative: 187, negative conditional: 0, negative unconditional: 187, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 187, positive: 82, positive conditional: 0, positive unconditional: 82, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1992, positive: 250, positive conditional: 0, positive unconditional: 250, negative: 1742, negative conditional: 0, negative unconditional: 1742, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6254, positive: 3037, positive conditional: 0, positive unconditional: 3037, negative: 226, negative conditional: 0, negative unconditional: 226, unknown: 2991, unknown conditional: 0, unknown unconditional: 2991] , Statistics on independence cache: Total cache size (in pairs): 372, Positive cache size: 341, Positive conditional cache size: 0, Positive unconditional cache size: 341, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 760]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 760]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 780]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 780]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 810]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 810]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 836]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 836]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 188 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 38.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 33.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 319 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 319 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 196 mSDsCounter, 62 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 391 IncrementalHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 62 mSolverCounterUnsat, 30 mSDtfsCounter, 391 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8914occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-02 20:22:21,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89bad77-d602-495b-b8c1-5b7d25f22a79/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE