./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/systemc/mem_slave_tlm.1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/systemc/mem_slave_tlm.1.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2172e48d59a79636c380f4fc82a3f737aa7d3f80daa2bd10bb2cc27a12a3e78 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:31:04,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:31:04,764 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-12-02 16:31:04,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:31:04,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:31:04,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:31:04,792 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:31:04,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:31:04,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:31:04,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:31:04,795 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:31:04,795 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:31:04,796 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:31:04,796 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:31:04,797 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:31:04,797 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:31:04,798 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:31:04,798 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:31:04,799 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:31:04,799 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:31:04,800 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:31:04,803 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:31:04,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:31:04,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:31:04,804 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:31:04,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:31:04,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:31:04,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:31:04,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:31:04,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:31:04,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:31:04,807 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 16:31:04,807 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 16:31:04,807 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:31:04,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:31:04,808 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:31:04,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:31:04,808 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:31:04,808 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:31:04,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:31:04,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:31:04,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:31:04,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:31:04,809 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:31:04,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:31:04,810 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:31:04,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:31:04,810 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:31:04,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:31:04,810 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2172e48d59a79636c380f4fc82a3f737aa7d3f80daa2bd10bb2cc27a12a3e78 [2023-12-02 16:31:05,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:31:05,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:31:05,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:31:05,029 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:31:05,029 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:31:05,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/systemc/mem_slave_tlm.1.cil.c [2023-12-02 16:31:07,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:31:08,026 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:31:08,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/sv-benchmarks/c/systemc/mem_slave_tlm.1.cil.c [2023-12-02 16:31:08,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/data/68184ce10/1ce336e11ae44c558e2d76a644c43179/FLAG43f6c8fc1 [2023-12-02 16:31:08,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/data/68184ce10/1ce336e11ae44c558e2d76a644c43179 [2023-12-02 16:31:08,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:31:08,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:31:08,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:31:08,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:31:08,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:31:08,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1abd9a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08, skipping insertion in model container [2023-12-02 16:31:08,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:31:08,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:31:08,352 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:31:08,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:31:08,437 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:31:08,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08 WrapperNode [2023-12-02 16:31:08,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:31:08,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:31:08,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:31:08,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:31:08,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,502 INFO L138 Inliner]: procedures = 19, calls = 19, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 860 [2023-12-02 16:31:08,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:31:08,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:31:08,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:31:08,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:31:08,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:31:08,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:31:08,550 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:31:08,550 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:31:08,551 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (1/1) ... [2023-12-02 16:31:08,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:31:08,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:31:08,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:31:08,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:31:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:31:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:31:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-12-02 16:31:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-12-02 16:31:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:31:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:31:08,707 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:31:08,710 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:31:09,403 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:31:09,552 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:31:09,552 INFO L309 CfgBuilder]: Removed 13 assume(true) statements. [2023-12-02 16:31:09,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:31:09 BoogieIcfgContainer [2023-12-02 16:31:09,554 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:31:09,557 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:31:09,557 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:31:09,560 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:31:09,560 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:31:08" (1/3) ... [2023-12-02 16:31:09,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9bcaba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:31:09, skipping insertion in model container [2023-12-02 16:31:09,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:31:08" (2/3) ... [2023-12-02 16:31:09,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9bcaba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:31:09, skipping insertion in model container [2023-12-02 16:31:09,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:31:09" (3/3) ... [2023-12-02 16:31:09,563 INFO L112 eAbstractionObserver]: Analyzing ICFG mem_slave_tlm.1.cil.c [2023-12-02 16:31:09,582 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:31:09,582 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-12-02 16:31:09,630 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:31:09,635 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=LoopHeads, 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;@65a901be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:31:09,635 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-12-02 16:31:09,640 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 224 states have (on average 1.7857142857142858) internal successors, (400), 237 states have internal predecessors, (400), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-12-02 16:31:09,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 16:31:09,646 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:09,646 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:09,647 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:09,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:09,651 INFO L85 PathProgramCache]: Analyzing trace with hash 657725894, now seen corresponding path program 1 times [2023-12-02 16:31:09,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:09,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507936892] [2023-12-02 16:31:09,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:09,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:09,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:09,893 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:09,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507936892] [2023-12-02 16:31:09,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507936892] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:09,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:09,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:31:09,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200428008] [2023-12-02 16:31:09,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:09,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:09,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:09,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:09,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:09,934 INFO L87 Difference]: Start difference. First operand has 239 states, 224 states have (on average 1.7857142857142858) internal successors, (400), 237 states have internal predecessors, (400), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2023-12-02 16:31:10,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:10,369 INFO L93 Difference]: Finished difference Result 642 states and 1088 transitions. [2023-12-02 16:31:10,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:10,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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 15 [2023-12-02 16:31:10,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:10,384 INFO L225 Difference]: With dead ends: 642 [2023-12-02 16:31:10,385 INFO L226 Difference]: Without dead ends: 389 [2023-12-02 16:31:10,389 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:10,393 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 221 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:10,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 579 Invalid, 316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 16:31:10,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2023-12-02 16:31:10,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 381. [2023-12-02 16:31:10,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 373 states have (on average 1.522788203753351) internal successors, (568), 380 states have internal predecessors, (568), 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) [2023-12-02 16:31:10,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 568 transitions. [2023-12-02 16:31:10,462 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 568 transitions. Word has length 15 [2023-12-02 16:31:10,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:10,462 INFO L495 AbstractCegarLoop]: Abstraction has 381 states and 568 transitions. [2023-12-02 16:31:10,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2023-12-02 16:31:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 568 transitions. [2023-12-02 16:31:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 16:31:10,464 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:10,464 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:10,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 16:31:10,465 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:10,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:10,466 INFO L85 PathProgramCache]: Analyzing trace with hash -2144716238, now seen corresponding path program 1 times [2023-12-02 16:31:10,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:10,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246663366] [2023-12-02 16:31:10,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:10,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:10,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:10,549 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:10,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246663366] [2023-12-02 16:31:10,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246663366] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:10,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:10,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:31:10,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237687640] [2023-12-02 16:31:10,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:10,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:10,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:10,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:10,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:10,553 INFO L87 Difference]: Start difference. First operand 381 states and 568 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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) [2023-12-02 16:31:10,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:10,702 INFO L93 Difference]: Finished difference Result 975 states and 1461 transitions. [2023-12-02 16:31:10,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:10,703 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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 19 [2023-12-02 16:31:10,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:10,707 INFO L225 Difference]: With dead ends: 975 [2023-12-02 16:31:10,707 INFO L226 Difference]: Without dead ends: 604 [2023-12-02 16:31:10,709 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:10,710 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 201 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 787 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:10,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 787 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:10,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2023-12-02 16:31:10,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 601. [2023-12-02 16:31:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 593 states have (on average 1.4974704890387858) internal successors, (888), 600 states have internal predecessors, (888), 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) [2023-12-02 16:31:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 888 transitions. [2023-12-02 16:31:10,748 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 888 transitions. Word has length 19 [2023-12-02 16:31:10,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:10,749 INFO L495 AbstractCegarLoop]: Abstraction has 601 states and 888 transitions. [2023-12-02 16:31:10,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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) [2023-12-02 16:31:10,749 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 888 transitions. [2023-12-02 16:31:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 16:31:10,752 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:10,753 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:10,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 16:31:10,753 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:10,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:10,754 INFO L85 PathProgramCache]: Analyzing trace with hash -260884645, now seen corresponding path program 1 times [2023-12-02 16:31:10,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:10,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431310460] [2023-12-02 16:31:10,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:10,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:10,884 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:10,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431310460] [2023-12-02 16:31:10,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431310460] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:10,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:10,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:10,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362894648] [2023-12-02 16:31:10,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:10,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:31:10,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:10,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:31:10,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:31:10,887 INFO L87 Difference]: Start difference. First operand 601 states and 888 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2023-12-02 16:31:11,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:11,396 INFO L93 Difference]: Finished difference Result 1657 states and 2508 transitions. [2023-12-02 16:31:11,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:31:11,396 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 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 48 [2023-12-02 16:31:11,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:11,403 INFO L225 Difference]: With dead ends: 1657 [2023-12-02 16:31:11,403 INFO L226 Difference]: Without dead ends: 1066 [2023-12-02 16:31:11,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:11,406 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 928 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 1086 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:11,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [928 Valid, 1086 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 16:31:11,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2023-12-02 16:31:11,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 920. [2023-12-02 16:31:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 912 states have (on average 1.537280701754386) internal successors, (1402), 919 states have internal predecessors, (1402), 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) [2023-12-02 16:31:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1402 transitions. [2023-12-02 16:31:11,439 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1402 transitions. Word has length 48 [2023-12-02 16:31:11,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:11,440 INFO L495 AbstractCegarLoop]: Abstraction has 920 states and 1402 transitions. [2023-12-02 16:31:11,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2023-12-02 16:31:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1402 transitions. [2023-12-02 16:31:11,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 16:31:11,444 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:11,444 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:11,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 16:31:11,444 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:11,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:11,445 INFO L85 PathProgramCache]: Analyzing trace with hash 412622722, now seen corresponding path program 1 times [2023-12-02 16:31:11,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:11,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143409276] [2023-12-02 16:31:11,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:11,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:11,547 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:11,548 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:11,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143409276] [2023-12-02 16:31:11,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143409276] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:11,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:11,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:11,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115481600] [2023-12-02 16:31:11,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:11,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:31:11,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:11,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:31:11,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:31:11,550 INFO L87 Difference]: Start difference. First operand 920 states and 1402 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 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) [2023-12-02 16:31:11,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:11,798 INFO L93 Difference]: Finished difference Result 2311 states and 3529 transitions. [2023-12-02 16:31:11,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:31:11,799 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 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 51 [2023-12-02 16:31:11,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:11,805 INFO L225 Difference]: With dead ends: 2311 [2023-12-02 16:31:11,806 INFO L226 Difference]: Without dead ends: 1401 [2023-12-02 16:31:11,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:31:11,808 INFO L413 NwaCegarLoop]: 478 mSDtfsCounter, 406 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 406 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:11,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [406 Valid, 934 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 16:31:11,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1401 states. [2023-12-02 16:31:11,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1401 to 1286. [2023-12-02 16:31:11,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1286 states, 1278 states have (on average 1.5391236306729263) internal successors, (1967), 1285 states have internal predecessors, (1967), 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) [2023-12-02 16:31:11,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 1967 transitions. [2023-12-02 16:31:11,864 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 1967 transitions. Word has length 51 [2023-12-02 16:31:11,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:11,864 INFO L495 AbstractCegarLoop]: Abstraction has 1286 states and 1967 transitions. [2023-12-02 16:31:11,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 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) [2023-12-02 16:31:11,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1967 transitions. [2023-12-02 16:31:11,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 16:31:11,866 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:11,867 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:11,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 16:31:11,867 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:11,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:11,868 INFO L85 PathProgramCache]: Analyzing trace with hash 517059276, now seen corresponding path program 1 times [2023-12-02 16:31:11,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:11,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839623443] [2023-12-02 16:31:11,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:11,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:11,950 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:11,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839623443] [2023-12-02 16:31:11,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839623443] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:11,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:11,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:11,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426767008] [2023-12-02 16:31:11,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:11,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:31:11,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:11,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:31:11,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:31:11,952 INFO L87 Difference]: Start difference. First operand 1286 states and 1967 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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) [2023-12-02 16:31:12,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:12,388 INFO L93 Difference]: Finished difference Result 4049 states and 6081 transitions. [2023-12-02 16:31:12,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:31:12,389 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2023-12-02 16:31:12,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:12,403 INFO L225 Difference]: With dead ends: 4049 [2023-12-02 16:31:12,403 INFO L226 Difference]: Without dead ends: 2771 [2023-12-02 16:31:12,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:12,406 INFO L413 NwaCegarLoop]: 313 mSDtfsCounter, 544 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:12,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [544 Valid, 831 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 16:31:12,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2771 states. [2023-12-02 16:31:12,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2771 to 2468. [2023-12-02 16:31:12,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2468 states, 2460 states have (on average 1.5089430894308944) internal successors, (3712), 2467 states have internal predecessors, (3712), 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) [2023-12-02 16:31:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2468 states and 3712 transitions. [2023-12-02 16:31:12,485 INFO L78 Accepts]: Start accepts. Automaton has 2468 states and 3712 transitions. Word has length 63 [2023-12-02 16:31:12,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:12,486 INFO L495 AbstractCegarLoop]: Abstraction has 2468 states and 3712 transitions. [2023-12-02 16:31:12,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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) [2023-12-02 16:31:12,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 3712 transitions. [2023-12-02 16:31:12,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 16:31:12,489 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:12,489 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:12,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 16:31:12,490 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:12,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:12,490 INFO L85 PathProgramCache]: Analyzing trace with hash -414965447, now seen corresponding path program 1 times [2023-12-02 16:31:12,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:12,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304007902] [2023-12-02 16:31:12,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:12,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:12,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:12,563 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:12,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304007902] [2023-12-02 16:31:12,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304007902] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:12,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:12,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:31:12,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055533616] [2023-12-02 16:31:12,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:12,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:12,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:12,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:12,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:12,566 INFO L87 Difference]: Start difference. First operand 2468 states and 3712 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 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) [2023-12-02 16:31:12,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:12,759 INFO L93 Difference]: Finished difference Result 5419 states and 8279 transitions. [2023-12-02 16:31:12,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:12,763 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 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 63 [2023-12-02 16:31:12,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:12,777 INFO L225 Difference]: With dead ends: 5419 [2023-12-02 16:31:12,777 INFO L226 Difference]: Without dead ends: 2960 [2023-12-02 16:31:12,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:12,781 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 292 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:12,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 504 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:12,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2960 states. [2023-12-02 16:31:12,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2960 to 2678. [2023-12-02 16:31:12,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2678 states, 2670 states have (on average 1.547191011235955) internal successors, (4131), 2677 states have internal predecessors, (4131), 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) [2023-12-02 16:31:12,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2678 states and 4131 transitions. [2023-12-02 16:31:12,878 INFO L78 Accepts]: Start accepts. Automaton has 2678 states and 4131 transitions. Word has length 63 [2023-12-02 16:31:12,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:12,879 INFO L495 AbstractCegarLoop]: Abstraction has 2678 states and 4131 transitions. [2023-12-02 16:31:12,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 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) [2023-12-02 16:31:12,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 4131 transitions. [2023-12-02 16:31:12,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 16:31:12,885 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:12,885 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:12,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 16:31:12,885 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:12,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:12,886 INFO L85 PathProgramCache]: Analyzing trace with hash -495235439, now seen corresponding path program 1 times [2023-12-02 16:31:12,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:12,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507678731] [2023-12-02 16:31:12,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:12,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:12,950 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:12,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507678731] [2023-12-02 16:31:12,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507678731] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:12,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:12,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:31:12,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161422189] [2023-12-02 16:31:12,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:12,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:12,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:12,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:12,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:12,953 INFO L87 Difference]: Start difference. First operand 2678 states and 4131 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 2 states have internal predecessors, (78), 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) [2023-12-02 16:31:13,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:13,220 INFO L93 Difference]: Finished difference Result 5884 states and 9065 transitions. [2023-12-02 16:31:13,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:13,221 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 2 states have internal predecessors, (78), 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 78 [2023-12-02 16:31:13,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:13,237 INFO L225 Difference]: With dead ends: 5884 [2023-12-02 16:31:13,238 INFO L226 Difference]: Without dead ends: 3215 [2023-12-02 16:31:13,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:13,242 INFO L413 NwaCegarLoop]: 338 mSDtfsCounter, 162 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:13,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 630 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:13,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3215 states. [2023-12-02 16:31:13,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3215 to 2956. [2023-12-02 16:31:13,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2956 states, 2948 states have (on average 1.5430800542740841) internal successors, (4549), 2955 states have internal predecessors, (4549), 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) [2023-12-02 16:31:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2956 states and 4549 transitions. [2023-12-02 16:31:13,355 INFO L78 Accepts]: Start accepts. Automaton has 2956 states and 4549 transitions. Word has length 78 [2023-12-02 16:31:13,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:13,356 INFO L495 AbstractCegarLoop]: Abstraction has 2956 states and 4549 transitions. [2023-12-02 16:31:13,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 2 states have internal predecessors, (78), 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) [2023-12-02 16:31:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 4549 transitions. [2023-12-02 16:31:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 16:31:13,361 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:13,361 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:13,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 16:31:13,361 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:13,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:13,362 INFO L85 PathProgramCache]: Analyzing trace with hash -686977767, now seen corresponding path program 1 times [2023-12-02 16:31:13,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:13,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186753485] [2023-12-02 16:31:13,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:13,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 16:31:13,452 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:13,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186753485] [2023-12-02 16:31:13,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186753485] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:13,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:13,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:31:13,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81988649] [2023-12-02 16:31:13,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:13,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:31:13,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:13,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:31:13,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:31:13,455 INFO L87 Difference]: Start difference. First operand 2956 states and 4549 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 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) [2023-12-02 16:31:13,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:13,917 INFO L93 Difference]: Finished difference Result 5684 states and 8747 transitions. [2023-12-02 16:31:13,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:31:13,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 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 88 [2023-12-02 16:31:13,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:13,934 INFO L225 Difference]: With dead ends: 5684 [2023-12-02 16:31:13,934 INFO L226 Difference]: Without dead ends: 3132 [2023-12-02 16:31:13,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:13,938 INFO L413 NwaCegarLoop]: 490 mSDtfsCounter, 475 mSDsluCounter, 563 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 1053 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:13,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 1053 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 16:31:13,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3132 states. [2023-12-02 16:31:14,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3132 to 3075. [2023-12-02 16:31:14,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3075 states, 3067 states have (on average 1.5396152592109553) internal successors, (4722), 3074 states have internal predecessors, (4722), 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) [2023-12-02 16:31:14,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 3075 states and 4722 transitions. [2023-12-02 16:31:14,035 INFO L78 Accepts]: Start accepts. Automaton has 3075 states and 4722 transitions. Word has length 88 [2023-12-02 16:31:14,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:14,036 INFO L495 AbstractCegarLoop]: Abstraction has 3075 states and 4722 transitions. [2023-12-02 16:31:14,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 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) [2023-12-02 16:31:14,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 4722 transitions. [2023-12-02 16:31:14,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 16:31:14,040 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:14,040 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:14,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 16:31:14,040 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:14,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:14,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1162914399, now seen corresponding path program 1 times [2023-12-02 16:31:14,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:14,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749033644] [2023-12-02 16:31:14,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:14,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:14,097 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:14,097 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:14,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749033644] [2023-12-02 16:31:14,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749033644] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:14,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:14,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:14,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947481901] [2023-12-02 16:31:14,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:14,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:14,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:14,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:14,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:14,100 INFO L87 Difference]: Start difference. First operand 3075 states and 4722 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2023-12-02 16:31:14,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:14,542 INFO L93 Difference]: Finished difference Result 7119 states and 10936 transitions. [2023-12-02 16:31:14,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:14,543 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 88 [2023-12-02 16:31:14,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:14,562 INFO L225 Difference]: With dead ends: 7119 [2023-12-02 16:31:14,562 INFO L226 Difference]: Without dead ends: 4201 [2023-12-02 16:31:14,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:14,566 INFO L413 NwaCegarLoop]: 411 mSDtfsCounter, 208 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:14,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 610 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 16:31:14,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4201 states. [2023-12-02 16:31:14,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4201 to 3364. [2023-12-02 16:31:14,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3364 states, 3356 states have (on average 1.4657330154946364) internal successors, (4919), 3363 states have internal predecessors, (4919), 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) [2023-12-02 16:31:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 3364 states and 4919 transitions. [2023-12-02 16:31:14,678 INFO L78 Accepts]: Start accepts. Automaton has 3364 states and 4919 transitions. Word has length 88 [2023-12-02 16:31:14,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:14,678 INFO L495 AbstractCegarLoop]: Abstraction has 3364 states and 4919 transitions. [2023-12-02 16:31:14,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2023-12-02 16:31:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 4919 transitions. [2023-12-02 16:31:14,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 16:31:14,681 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:14,681 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:14,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-02 16:31:14,682 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:14,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:14,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1232507977, now seen corresponding path program 1 times [2023-12-02 16:31:14,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:14,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092042585] [2023-12-02 16:31:14,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:14,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:14,744 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:14,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092042585] [2023-12-02 16:31:14,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092042585] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:14,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:14,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:31:14,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424730288] [2023-12-02 16:31:14,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:14,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:14,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:14,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:14,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:14,746 INFO L87 Difference]: Start difference. First operand 3364 states and 4919 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 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) [2023-12-02 16:31:14,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:14,947 INFO L93 Difference]: Finished difference Result 6561 states and 9621 transitions. [2023-12-02 16:31:14,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:14,948 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 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 96 [2023-12-02 16:31:14,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:14,963 INFO L225 Difference]: With dead ends: 6561 [2023-12-02 16:31:14,963 INFO L226 Difference]: Without dead ends: 3364 [2023-12-02 16:31:14,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:14,967 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 277 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:14,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 326 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:14,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3364 states. [2023-12-02 16:31:15,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3364 to 3364. [2023-12-02 16:31:15,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3364 states, 3356 states have (on average 1.4523241954707986) internal successors, (4874), 3363 states have internal predecessors, (4874), 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) [2023-12-02 16:31:15,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 3364 states and 4874 transitions. [2023-12-02 16:31:15,074 INFO L78 Accepts]: Start accepts. Automaton has 3364 states and 4874 transitions. Word has length 96 [2023-12-02 16:31:15,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:15,074 INFO L495 AbstractCegarLoop]: Abstraction has 3364 states and 4874 transitions. [2023-12-02 16:31:15,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 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) [2023-12-02 16:31:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 4874 transitions. [2023-12-02 16:31:15,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 16:31:15,076 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:15,076 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:15,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-02 16:31:15,077 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:15,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:15,077 INFO L85 PathProgramCache]: Analyzing trace with hash -833830606, now seen corresponding path program 1 times [2023-12-02 16:31:15,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:15,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215204035] [2023-12-02 16:31:15,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:15,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 16:31:15,112 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:15,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215204035] [2023-12-02 16:31:15,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215204035] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:15,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:15,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:15,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033191697] [2023-12-02 16:31:15,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:15,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:15,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:15,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:15,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:15,114 INFO L87 Difference]: Start difference. First operand 3364 states and 4874 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2023-12-02 16:31:15,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:15,449 INFO L93 Difference]: Finished difference Result 8448 states and 12296 transitions. [2023-12-02 16:31:15,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:15,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 96 [2023-12-02 16:31:15,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:15,474 INFO L225 Difference]: With dead ends: 8448 [2023-12-02 16:31:15,474 INFO L226 Difference]: Without dead ends: 5093 [2023-12-02 16:31:15,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:15,479 INFO L413 NwaCegarLoop]: 486 mSDtfsCounter, 259 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:15,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 747 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 16:31:15,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5093 states. [2023-12-02 16:31:15,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5093 to 4639. [2023-12-02 16:31:15,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4639 states, 4631 states have (on average 1.4513064133016627) internal successors, (6721), 4638 states have internal predecessors, (6721), 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) [2023-12-02 16:31:15,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4639 states to 4639 states and 6721 transitions. [2023-12-02 16:31:15,632 INFO L78 Accepts]: Start accepts. Automaton has 4639 states and 6721 transitions. Word has length 96 [2023-12-02 16:31:15,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:15,632 INFO L495 AbstractCegarLoop]: Abstraction has 4639 states and 6721 transitions. [2023-12-02 16:31:15,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2023-12-02 16:31:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 4639 states and 6721 transitions. [2023-12-02 16:31:15,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 16:31:15,636 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:15,636 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:15,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-02 16:31:15,636 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:15,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:15,637 INFO L85 PathProgramCache]: Analyzing trace with hash -810869726, now seen corresponding path program 1 times [2023-12-02 16:31:15,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:15,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824765081] [2023-12-02 16:31:15,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:15,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 16:31:15,698 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:15,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824765081] [2023-12-02 16:31:15,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824765081] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:15,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:15,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:31:15,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487593903] [2023-12-02 16:31:15,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:15,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:31:15,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:15,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:31:15,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:31:15,700 INFO L87 Difference]: Start difference. First operand 4639 states and 6721 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 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) [2023-12-02 16:31:16,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:16,241 INFO L93 Difference]: Finished difference Result 10970 states and 15891 transitions. [2023-12-02 16:31:16,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:31:16,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 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 98 [2023-12-02 16:31:16,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:16,257 INFO L225 Difference]: With dead ends: 10970 [2023-12-02 16:31:16,258 INFO L226 Difference]: Without dead ends: 6341 [2023-12-02 16:31:16,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:16,265 INFO L413 NwaCegarLoop]: 370 mSDtfsCounter, 338 mSDsluCounter, 524 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 894 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:16,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 894 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 16:31:16,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6341 states. [2023-12-02 16:31:16,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6341 to 5261. [2023-12-02 16:31:16,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5261 states, 5253 states have (on average 1.4389872453835904) internal successors, (7559), 5260 states have internal predecessors, (7559), 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) [2023-12-02 16:31:16,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5261 states to 5261 states and 7559 transitions. [2023-12-02 16:31:16,535 INFO L78 Accepts]: Start accepts. Automaton has 5261 states and 7559 transitions. Word has length 98 [2023-12-02 16:31:16,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:16,536 INFO L495 AbstractCegarLoop]: Abstraction has 5261 states and 7559 transitions. [2023-12-02 16:31:16,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 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) [2023-12-02 16:31:16,537 INFO L276 IsEmpty]: Start isEmpty. Operand 5261 states and 7559 transitions. [2023-12-02 16:31:16,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 16:31:16,539 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:16,540 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:16,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-02 16:31:16,540 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:16,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:16,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1169507421, now seen corresponding path program 1 times [2023-12-02 16:31:16,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:16,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050689112] [2023-12-02 16:31:16,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:16,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:16,642 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:16,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050689112] [2023-12-02 16:31:16,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050689112] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:16,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:16,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:31:16,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774412495] [2023-12-02 16:31:16,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:16,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:31:16,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:16,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:31:16,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:16,645 INFO L87 Difference]: Start difference. First operand 5261 states and 7559 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 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) [2023-12-02 16:31:17,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:17,307 INFO L93 Difference]: Finished difference Result 15393 states and 22151 transitions. [2023-12-02 16:31:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 16:31:17,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 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 105 [2023-12-02 16:31:17,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:17,329 INFO L225 Difference]: With dead ends: 15393 [2023-12-02 16:31:17,329 INFO L226 Difference]: Without dead ends: 10236 [2023-12-02 16:31:17,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:31:17,337 INFO L413 NwaCegarLoop]: 578 mSDtfsCounter, 515 mSDsluCounter, 1351 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:17,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [515 Valid, 1929 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 285 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 16:31:17,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10236 states. [2023-12-02 16:31:17,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10236 to 9170. [2023-12-02 16:31:17,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9170 states, 9162 states have (on average 1.4468456668849596) internal successors, (13256), 9169 states have internal predecessors, (13256), 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) [2023-12-02 16:31:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9170 states to 9170 states and 13256 transitions. [2023-12-02 16:31:17,829 INFO L78 Accepts]: Start accepts. Automaton has 9170 states and 13256 transitions. Word has length 105 [2023-12-02 16:31:17,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:17,829 INFO L495 AbstractCegarLoop]: Abstraction has 9170 states and 13256 transitions. [2023-12-02 16:31:17,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 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) [2023-12-02 16:31:17,829 INFO L276 IsEmpty]: Start isEmpty. Operand 9170 states and 13256 transitions. [2023-12-02 16:31:17,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 16:31:17,832 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:17,832 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:17,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-02 16:31:17,832 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:17,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:17,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1528094978, now seen corresponding path program 1 times [2023-12-02 16:31:17,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:17,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028957715] [2023-12-02 16:31:17,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:17,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 16:31:17,898 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:17,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028957715] [2023-12-02 16:31:17,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028957715] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:17,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:17,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:17,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612063905] [2023-12-02 16:31:17,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:17,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:17,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:17,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:17,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:17,900 INFO L87 Difference]: Start difference. First operand 9170 states and 13256 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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) [2023-12-02 16:31:18,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:18,411 INFO L93 Difference]: Finished difference Result 18244 states and 26392 transitions. [2023-12-02 16:31:18,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:18,412 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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 107 [2023-12-02 16:31:18,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:18,431 INFO L225 Difference]: With dead ends: 18244 [2023-12-02 16:31:18,431 INFO L226 Difference]: Without dead ends: 9178 [2023-12-02 16:31:18,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:18,443 INFO L413 NwaCegarLoop]: 372 mSDtfsCounter, 311 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:18,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 643 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:18,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9178 states. [2023-12-02 16:31:18,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9178 to 9170. [2023-12-02 16:31:18,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9170 states, 9162 states have (on average 1.40908098668413) internal successors, (12910), 9169 states have internal predecessors, (12910), 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) [2023-12-02 16:31:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9170 states to 9170 states and 12910 transitions. [2023-12-02 16:31:18,760 INFO L78 Accepts]: Start accepts. Automaton has 9170 states and 12910 transitions. Word has length 107 [2023-12-02 16:31:18,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:18,761 INFO L495 AbstractCegarLoop]: Abstraction has 9170 states and 12910 transitions. [2023-12-02 16:31:18,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 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) [2023-12-02 16:31:18,761 INFO L276 IsEmpty]: Start isEmpty. Operand 9170 states and 12910 transitions. [2023-12-02 16:31:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 16:31:18,763 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:18,763 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:18,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-02 16:31:18,763 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:18,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:18,764 INFO L85 PathProgramCache]: Analyzing trace with hash 87353477, now seen corresponding path program 1 times [2023-12-02 16:31:18,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:18,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455709331] [2023-12-02 16:31:18,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:18,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:18,845 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 16:31:18,845 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:18,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455709331] [2023-12-02 16:31:18,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455709331] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:31:18,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838674555] [2023-12-02 16:31:18,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:18,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:31:18,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:31:18,850 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:31:18,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:31:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:18,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 16:31:18,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:31:19,071 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 16:31:19,072 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:31:19,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838674555] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:19,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:31:19,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-12-02 16:31:19,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038346438] [2023-12-02 16:31:19,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:19,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:19,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:19,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:19,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:31:19,074 INFO L87 Difference]: Start difference. First operand 9170 states and 12910 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2023-12-02 16:31:19,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:19,394 INFO L93 Difference]: Finished difference Result 18236 states and 25700 transitions. [2023-12-02 16:31:19,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:19,394 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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 107 [2023-12-02 16:31:19,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:19,408 INFO L225 Difference]: With dead ends: 18236 [2023-12-02 16:31:19,408 INFO L226 Difference]: Without dead ends: 9170 [2023-12-02 16:31:19,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:31:19,418 INFO L413 NwaCegarLoop]: 298 mSDtfsCounter, 237 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:19,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 340 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:19,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9170 states. [2023-12-02 16:31:19,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9170 to 9170. [2023-12-02 16:31:19,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9170 states, 9162 states have (on average 1.3929273084479372) internal successors, (12762), 9169 states have internal predecessors, (12762), 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) [2023-12-02 16:31:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9170 states to 9170 states and 12762 transitions. [2023-12-02 16:31:19,893 INFO L78 Accepts]: Start accepts. Automaton has 9170 states and 12762 transitions. Word has length 107 [2023-12-02 16:31:19,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:19,894 INFO L495 AbstractCegarLoop]: Abstraction has 9170 states and 12762 transitions. [2023-12-02 16:31:19,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2023-12-02 16:31:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 9170 states and 12762 transitions. [2023-12-02 16:31:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 16:31:19,897 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:19,897 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:19,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:31:20,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:31:20,098 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:20,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:20,099 INFO L85 PathProgramCache]: Analyzing trace with hash 992392115, now seen corresponding path program 1 times [2023-12-02 16:31:20,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:20,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606180227] [2023-12-02 16:31:20,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:20,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 16:31:20,250 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:20,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606180227] [2023-12-02 16:31:20,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606180227] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:20,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:20,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:20,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365049490] [2023-12-02 16:31:20,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:20,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:31:20,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:20,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:31:20,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 16:31:20,253 INFO L87 Difference]: Start difference. First operand 9170 states and 12762 transitions. Second operand has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 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) [2023-12-02 16:31:21,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:21,047 INFO L93 Difference]: Finished difference Result 18576 states and 25842 transitions. [2023-12-02 16:31:21,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:31:21,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 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 109 [2023-12-02 16:31:21,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:21,078 INFO L225 Difference]: With dead ends: 18576 [2023-12-02 16:31:21,078 INFO L226 Difference]: Without dead ends: 18572 [2023-12-02 16:31:21,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:21,085 INFO L413 NwaCegarLoop]: 301 mSDtfsCounter, 597 mSDsluCounter, 687 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:21,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [597 Valid, 988 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 16:31:21,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18572 states. [2023-12-02 16:31:21,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18572 to 17291. [2023-12-02 16:31:21,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17291 states, 17283 states have (on average 1.4026500028930162) internal successors, (24242), 17290 states have internal predecessors, (24242), 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) [2023-12-02 16:31:21,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17291 states to 17291 states and 24242 transitions. [2023-12-02 16:31:21,681 INFO L78 Accepts]: Start accepts. Automaton has 17291 states and 24242 transitions. Word has length 109 [2023-12-02 16:31:21,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:21,681 INFO L495 AbstractCegarLoop]: Abstraction has 17291 states and 24242 transitions. [2023-12-02 16:31:21,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 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) [2023-12-02 16:31:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 17291 states and 24242 transitions. [2023-12-02 16:31:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 16:31:21,683 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:21,683 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:21,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-02 16:31:21,684 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:21,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:21,684 INFO L85 PathProgramCache]: Analyzing trace with hash 495421589, now seen corresponding path program 1 times [2023-12-02 16:31:21,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:21,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325987862] [2023-12-02 16:31:21,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:21,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 16:31:21,824 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:21,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325987862] [2023-12-02 16:31:21,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325987862] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:31:21,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784878133] [2023-12-02 16:31:21,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:21,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:31:21,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:31:21,826 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:31:21,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 16:31:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:21,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 16:31:21,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:31:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 16:31:21,984 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:31:21,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [784878133] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:21,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:31:21,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 16:31:21,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739215162] [2023-12-02 16:31:21,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:21,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:31:21,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:21,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:31:21,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:31:21,986 INFO L87 Difference]: Start difference. First operand 17291 states and 24242 transitions. Second operand has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 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) [2023-12-02 16:31:22,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:22,568 INFO L93 Difference]: Finished difference Result 17484 states and 24479 transitions. [2023-12-02 16:31:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 16:31:22,569 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 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 113 [2023-12-02 16:31:22,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:22,599 INFO L225 Difference]: With dead ends: 17484 [2023-12-02 16:31:22,599 INFO L226 Difference]: Without dead ends: 17483 [2023-12-02 16:31:22,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:31:22,604 INFO L413 NwaCegarLoop]: 370 mSDtfsCounter, 267 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:22,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 655 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:22,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17483 states. [2023-12-02 16:31:23,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17483 to 17290. [2023-12-02 16:31:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17290 states, 17283 states have (on average 1.401955678990916) internal successors, (24230), 17289 states have internal predecessors, (24230), 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) [2023-12-02 16:31:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17290 states to 17290 states and 24230 transitions. [2023-12-02 16:31:23,400 INFO L78 Accepts]: Start accepts. Automaton has 17290 states and 24230 transitions. Word has length 113 [2023-12-02 16:31:23,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:23,400 INFO L495 AbstractCegarLoop]: Abstraction has 17290 states and 24230 transitions. [2023-12-02 16:31:23,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.333333333333336) internal successors, (106), 4 states have internal predecessors, (106), 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) [2023-12-02 16:31:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 17290 states and 24230 transitions. [2023-12-02 16:31:23,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 16:31:23,402 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:23,402 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:23,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-02 16:31:23,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-12-02 16:31:23,603 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:23,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:23,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1821799690, now seen corresponding path program 1 times [2023-12-02 16:31:23,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:23,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473350821] [2023-12-02 16:31:23,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:23,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 16:31:23,789 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:23,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473350821] [2023-12-02 16:31:23,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473350821] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:31:23,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1581633761] [2023-12-02 16:31:23,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:23,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:31:23,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:31:23,791 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:31:23,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 16:31:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:23,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 16:31:23,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:31:23,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 16:31:23,913 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:31:23,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1581633761] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:23,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:31:23,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-12-02 16:31:23,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065711784] [2023-12-02 16:31:23,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:23,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:23,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:23,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:23,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:31:23,915 INFO L87 Difference]: Start difference. First operand 17290 states and 24230 transitions. Second operand has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 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) [2023-12-02 16:31:24,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:24,444 INFO L93 Difference]: Finished difference Result 17459 states and 24443 transitions. [2023-12-02 16:31:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:24,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 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 114 [2023-12-02 16:31:24,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:24,470 INFO L225 Difference]: With dead ends: 17459 [2023-12-02 16:31:24,470 INFO L226 Difference]: Without dead ends: 17458 [2023-12-02 16:31:24,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 16:31:24,477 INFO L413 NwaCegarLoop]: 376 mSDtfsCounter, 130 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:24,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 663 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:24,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17458 states. [2023-12-02 16:31:25,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17458 to 17289. [2023-12-02 16:31:25,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17289 states, 17283 states have (on average 1.4012613550888156) internal successors, (24218), 17288 states have internal predecessors, (24218), 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) [2023-12-02 16:31:25,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17289 states to 17289 states and 24218 transitions. [2023-12-02 16:31:25,059 INFO L78 Accepts]: Start accepts. Automaton has 17289 states and 24218 transitions. Word has length 114 [2023-12-02 16:31:25,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:25,060 INFO L495 AbstractCegarLoop]: Abstraction has 17289 states and 24218 transitions. [2023-12-02 16:31:25,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 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) [2023-12-02 16:31:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 17289 states and 24218 transitions. [2023-12-02 16:31:25,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 16:31:25,068 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:25,068 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:25,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 16:31:25,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-12-02 16:31:25,269 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:25,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:25,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1321344747, now seen corresponding path program 1 times [2023-12-02 16:31:25,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:25,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106466338] [2023-12-02 16:31:25,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:25,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:25,393 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 16:31:25,394 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:25,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106466338] [2023-12-02 16:31:25,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106466338] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:25,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:25,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:31:25,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610023739] [2023-12-02 16:31:25,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:25,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:31:25,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:25,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:31:25,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:25,396 INFO L87 Difference]: Start difference. First operand 17289 states and 24218 transitions. Second operand has 3 states, 3 states have (on average 61.333333333333336) internal successors, (184), 3 states have internal predecessors, (184), 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) [2023-12-02 16:31:25,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:25,776 INFO L93 Difference]: Finished difference Result 20868 states and 29078 transitions. [2023-12-02 16:31:25,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:31:25,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.333333333333336) internal successors, (184), 3 states have internal predecessors, (184), 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 192 [2023-12-02 16:31:25,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:25,781 INFO L225 Difference]: With dead ends: 20868 [2023-12-02 16:31:25,781 INFO L226 Difference]: Without dead ends: 3683 [2023-12-02 16:31:25,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:31:25,795 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 130 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:25,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 330 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 16:31:25,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3683 states. [2023-12-02 16:31:25,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3683 to 2771. [2023-12-02 16:31:25,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2771 states, 2765 states have (on average 1.1609403254972874) internal successors, (3210), 2770 states have internal predecessors, (3210), 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) [2023-12-02 16:31:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 2771 states and 3210 transitions. [2023-12-02 16:31:25,921 INFO L78 Accepts]: Start accepts. Automaton has 2771 states and 3210 transitions. Word has length 192 [2023-12-02 16:31:25,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:25,921 INFO L495 AbstractCegarLoop]: Abstraction has 2771 states and 3210 transitions. [2023-12-02 16:31:25,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.333333333333336) internal successors, (184), 3 states have internal predecessors, (184), 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) [2023-12-02 16:31:25,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3210 transitions. [2023-12-02 16:31:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 16:31:25,925 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:25,925 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:25,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-02 16:31:25,926 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:25,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:25,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1184810572, now seen corresponding path program 1 times [2023-12-02 16:31:25,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:25,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040313204] [2023-12-02 16:31:25,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:25,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:26,121 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 16:31:26,122 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:26,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040313204] [2023-12-02 16:31:26,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040313204] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:31:26,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125855649] [2023-12-02 16:31:26,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:26,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:31:26,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:31:26,124 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:31:26,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 16:31:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:26,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:31:26,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:31:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 16:31:26,421 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:31:26,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125855649] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:26,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 16:31:26,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2023-12-02 16:31:26,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595682947] [2023-12-02 16:31:26,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:26,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:31:26,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:26,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:31:26,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:31:26,424 INFO L87 Difference]: Start difference. First operand 2771 states and 3210 transitions. Second operand has 5 states, 5 states have (on average 40.4) internal successors, (202), 5 states have internal predecessors, (202), 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) [2023-12-02 16:31:26,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:26,559 INFO L93 Difference]: Finished difference Result 3491 states and 4047 transitions. [2023-12-02 16:31:26,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:31:26,559 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 40.4) internal successors, (202), 5 states have internal predecessors, (202), 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 207 [2023-12-02 16:31:26,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:26,561 INFO L225 Difference]: With dead ends: 3491 [2023-12-02 16:31:26,561 INFO L226 Difference]: Without dead ends: 1393 [2023-12-02 16:31:26,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-12-02 16:31:26,563 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 234 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:26,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 426 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:26,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1393 states. [2023-12-02 16:31:26,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1393 to 1391. [2023-12-02 16:31:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1391 states, 1389 states have (on average 1.1547876169906408) internal successors, (1604), 1390 states have internal predecessors, (1604), 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) [2023-12-02 16:31:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 1604 transitions. [2023-12-02 16:31:26,619 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 1604 transitions. Word has length 207 [2023-12-02 16:31:26,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:26,619 INFO L495 AbstractCegarLoop]: Abstraction has 1391 states and 1604 transitions. [2023-12-02 16:31:26,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 40.4) internal successors, (202), 5 states have internal predecessors, (202), 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) [2023-12-02 16:31:26,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1604 transitions. [2023-12-02 16:31:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 16:31:26,621 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:26,621 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:26,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 16:31:26,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:31:26,822 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:26,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:26,822 INFO L85 PathProgramCache]: Analyzing trace with hash 138408770, now seen corresponding path program 1 times [2023-12-02 16:31:26,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:26,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883288356] [2023-12-02 16:31:26,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:26,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:26,980 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 16:31:26,980 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:26,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883288356] [2023-12-02 16:31:26,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883288356] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:26,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:26,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 16:31:26,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875402729] [2023-12-02 16:31:26,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:26,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:31:26,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:26,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:31:26,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:26,982 INFO L87 Difference]: Start difference. First operand 1391 states and 1604 transitions. Second operand has 5 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 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) [2023-12-02 16:31:27,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:27,169 INFO L93 Difference]: Finished difference Result 1933 states and 2230 transitions. [2023-12-02 16:31:27,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:31:27,170 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 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 208 [2023-12-02 16:31:27,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:27,172 INFO L225 Difference]: With dead ends: 1933 [2023-12-02 16:31:27,172 INFO L226 Difference]: Without dead ends: 1419 [2023-12-02 16:31:27,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-02 16:31:27,173 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 166 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:27,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 764 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:27,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2023-12-02 16:31:27,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1367. [2023-12-02 16:31:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1367 states, 1365 states have (on average 1.1457875457875457) internal successors, (1564), 1366 states have internal predecessors, (1564), 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) [2023-12-02 16:31:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1367 states and 1564 transitions. [2023-12-02 16:31:27,244 INFO L78 Accepts]: Start accepts. Automaton has 1367 states and 1564 transitions. Word has length 208 [2023-12-02 16:31:27,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:27,245 INFO L495 AbstractCegarLoop]: Abstraction has 1367 states and 1564 transitions. [2023-12-02 16:31:27,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 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) [2023-12-02 16:31:27,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1564 transitions. [2023-12-02 16:31:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 16:31:27,247 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:31:27,248 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:27,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-02 16:31:27,248 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-12-02 16:31:27,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:31:27,249 INFO L85 PathProgramCache]: Analyzing trace with hash 574093925, now seen corresponding path program 1 times [2023-12-02 16:31:27,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:31:27,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556723888] [2023-12-02 16:31:27,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:31:27,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:31:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:31:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 16:31:27,429 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:31:27,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556723888] [2023-12-02 16:31:27,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556723888] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:31:27,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:31:27,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 16:31:27,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126314553] [2023-12-02 16:31:27,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:31:27,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 16:31:27,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:31:27,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 16:31:27,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 16:31:27,431 INFO L87 Difference]: Start difference. First operand 1367 states and 1564 transitions. Second operand has 5 states, 4 states have (on average 49.75) internal successors, (199), 5 states have internal predecessors, (199), 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) [2023-12-02 16:31:27,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:31:27,586 INFO L93 Difference]: Finished difference Result 1379 states and 1576 transitions. [2023-12-02 16:31:27,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 16:31:27,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 49.75) internal successors, (199), 5 states have internal predecessors, (199), 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 209 [2023-12-02 16:31:27,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:31:27,587 INFO L225 Difference]: With dead ends: 1379 [2023-12-02 16:31:27,587 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 16:31:27,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 16:31:27,589 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 226 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:31:27,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 432 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 16:31:27,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 16:31:27,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 16:31:27,590 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) [2023-12-02 16:31:27,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 16:31:27,590 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 209 [2023-12-02 16:31:27,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:31:27,591 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 16:31:27,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 49.75) internal successors, (199), 5 states have internal predecessors, (199), 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) [2023-12-02 16:31:27,591 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 16:31:27,591 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 16:31:27,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-12-02 16:31:27,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-12-02 16:31:27,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-12-02 16:31:27,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-12-02 16:31:27,594 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-12-02 16:31:27,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-12-02 16:31:27,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-12-02 16:31:27,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-12-02 16:31:27,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-02 16:31:27,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 16:31:34,435 WARN L293 SmtUtils]: Spent 6.39s on a formula simplification. DAG size of input: 156 DAG size of output: 176 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-12-02 16:31:40,006 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 479) no Hoare annotation was computed. [2023-12-02 16:31:40,006 INFO L899 garLoopResultBuilder]: For program point $Ultimate##406(lines 764 808) no Hoare annotation was computed. [2023-12-02 16:31:40,006 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 617) no Hoare annotation was computed. [2023-12-02 16:31:40,006 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 130) no Hoare annotation was computed. [2023-12-02 16:31:40,006 INFO L899 garLoopResultBuilder]: For program point $Ultimate##412(lines 772 807) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L829(line 829) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L829-1(line 829) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point $Ultimate##418(lines 780 806) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L829-2(lines 829 835) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L829-3(lines 829 835) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point $Ultimate##424(lines 788 805) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point s_run_returnLabel#1(lines 851 1112) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point $Ultimate##430(lines 796 804) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L1095(lines 1087 1104) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L902 garLoopResultBuilder]: At program point L831(line 831) the Hoare annotation is: true [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L765(lines 765 769) no Hoare annotation was computed. [2023-12-02 16:31:40,007 INFO L899 garLoopResultBuilder]: For program point L699(lines 699 703) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 129) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##200(lines 364 372) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##442(lines 818 826) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##600(lines 1271 1315) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##606(lines 1279 1314) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##612(lines 1287 1313) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##618(lines 1295 1312) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1300) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 243) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 970) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##624(lines 1303 1311) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point m_run_returnLabel#1(lines 85 844) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L174(lines 144 175) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 128) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L1033(lines 1033 1086) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point $Ultimate##636(lines 1325 1333) no Hoare annotation was computed. [2023-12-02 16:31:40,008 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2023-12-02 16:31:40,009 INFO L899 garLoopResultBuilder]: For program point L1034(lines 1034 1038) no Hoare annotation was computed. [2023-12-02 16:31:40,009 INFO L899 garLoopResultBuilder]: For program point L836(line 836) no Hoare annotation was computed. [2023-12-02 16:31:40,009 INFO L895 garLoopResultBuilder]: At program point L638-2(lines 638 666) the Hoare annotation is: (let ((.cse0 (= ~c_req_type~0 0)) (.cse1 (<= 2 ~c_write_req_ev~0)) (.cse2 (= |ULTIMATE.start_m_run_~req_a___0~0#1| 0)) (.cse3 (= ~req_tt_a~0 0)) (.cse4 (= 2 ~c_write_rsp_ev~0)) (.cse5 (= |ULTIMATE.start_m_run_~a~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= ~c_empty_req~0 0)) .cse4 (= ~m_run_pc~0 6) (= ~a_t~0 0) .cse5) (and .cse0 .cse1 .cse2 .cse3 (not (= ~c_empty_req~0 1)) (<= 0 ~a_t~0) .cse4 (= ~c_empty_rsp~0 1) .cse5))) [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L639(lines 638 666) no Hoare annotation was computed. [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 577) no Hoare annotation was computed. [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L111(lines 111 127) no Hoare annotation was computed. [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L904(lines 878 905) no Hoare annotation was computed. [2023-12-02 16:31:40,010 INFO L895 garLoopResultBuilder]: At program point L178-2(lines 178 206) the Hoare annotation is: (let ((.cse0 (= ~c_req_type~0 0)) (.cse1 (<= 2 ~c_write_req_ev~0)) (.cse2 (= ~req_tt_a~0 0)) (.cse3 (not (= ~c_empty_req~0 0))) (.cse4 (= |ULTIMATE.start_m_run_~req_type~0#1| 1)) (.cse5 (= 2 ~c_write_rsp_ev~0)) (.cse6 (= ~c_empty_rsp~0 1)) (.cse7 (= |ULTIMATE.start_m_run_~a~0#1| 0)) (.cse8 (= ~m_run_pc~0 0))) (or (and .cse0 .cse1 (= ~s_run_pc~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 (= ~a_t~0 0) .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 (= 2 ~s_run_pc~0) .cse4 (<= 0 ~a_t~0) .cse5 .cse6 .cse7 .cse8))) [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 777) no Hoare annotation was computed. [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L707(lines 707 711) no Hoare annotation was computed. [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L179(lines 178 206) no Hoare annotation was computed. [2023-12-02 16:31:40,010 INFO L899 garLoopResultBuilder]: For program point L1303(lines 1255 1344) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1241) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L114(lines 114 126) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L973(lines 965 982) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L379(lines 379 383) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 251) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L446(lines 134 480) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 829) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 125) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L1042(lines 1042 1046) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 964) no Hoare annotation was computed. [2023-12-02 16:31:40,011 INFO L899 garLoopResultBuilder]: For program point L581(lines 581 585) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L317(lines 287 318) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L912(lines 912 916) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L714(lines 485 837) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L1177-1(lines 1170 1349) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 124) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 785) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L386(lines 378 395) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L254(lines 134 480) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point $Ultimate##299(lines 572 616) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L1050(lines 1050 1054) no Hoare annotation was computed. [2023-12-02 16:31:40,012 INFO L899 garLoopResultBuilder]: For program point L324(lines 324 377) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L1183(lines 1183 1187) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 999) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 593) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point $Ultimate##494(lines 935 961) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point $Ultimate##251(lines 446 454) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 329) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L920(lines 920 924) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L524(lines 494 525) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point $Ultimate##263(lines 468 476) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 143) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 793) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L1318(lines 1318 1322) no Hoare annotation was computed. [2023-12-02 16:31:40,013 INFO L899 garLoopResultBuilder]: For program point L1120(lines 1119 1160) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 465) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point L131(lines 101 843) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point $Ultimate##212(lines 386 394) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L895 garLoopResultBuilder]: At program point L528-2(lines 528 556) the Hoare annotation is: (and (= |ULTIMATE.start_m_run_~req_type___0~0#1| 0) (<= 2 ~c_write_req_ev~0) (= |ULTIMATE.start_m_run_~req_a___0~0#1| 0) (= ~req_tt_a~0 0) (not (= ~c_empty_req~0 0)) (<= 0 ~a_t~0) (= 2 ~c_write_rsp_ev~0) (= ~c_empty_rsp~0 1) (= ~m_run_pc~0 3) (= |ULTIMATE.start_m_run_~a~0#1| 0)) [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 69) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point $Ultimate##227(lines 414 458) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 998) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point L529(lines 528 556) no Hoare annotation was computed. [2023-12-02 16:31:40,014 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 403) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point L397-1(lines 397 403) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1128) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point L1124-1(lines 1119 1160) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point $Ultimate##233(lines 422 457) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1062) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point $Ultimate##239(lines 430 456) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1195) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point $Ultimate##482(lines 919 963) no Hoare annotation was computed. [2023-12-02 16:31:40,015 INFO L895 garLoopResultBuilder]: At program point L134-2(lines 134 480) the Hoare annotation is: (let ((.cse0 (= ~c_req_type~0 0)) (.cse1 (<= 2 ~c_write_req_ev~0)) (.cse2 (= ~req_tt_a~0 0)) (.cse3 (not (= ~c_m_lock~0 1))) (.cse4 (not (= ~c_empty_req~0 0))) (.cse9 (<= 0 ~a_t~0)) (.cse5 (= 2 ~c_write_rsp_ev~0)) (.cse6 (= ~c_empty_rsp~0 1)) (.cse7 (= |ULTIMATE.start_m_run_~a~0#1| 0)) (.cse8 (= ~m_run_pc~0 0))) (or (and .cse0 .cse1 (= ~s_run_pc~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 (= ~a_t~0 0) .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 .cse9 .cse5 .cse6 (= ~m_run_pc~0 3) (<= 1 |ULTIMATE.start_m_run_~a~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 ~s_run_pc~0) .cse9 .cse5 .cse6 .cse7 .cse8))) [2023-12-02 16:31:40,015 INFO L899 garLoopResultBuilder]: For program point $Ultimate##488(lines 927 962) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point $Ultimate##245(lines 438 455) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 873) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 733) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 601) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L902 garLoopResultBuilder]: At program point L399(line 399) the Hoare annotation is: true [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 337) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L135(lines 134 480) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L902 garLoopResultBuilder]: At program point L69(line 69) the Hoare annotation is: true [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 66 69) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L928(lines 928 932) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L796(lines 485 837) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L1325(lines 1255 1344) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point $Ultimate##305(lines 580 615) no Hoare annotation was computed. [2023-12-02 16:31:40,016 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 273) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point $Ultimate##550(lines 1041 1085) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point $Ultimate##311(lines 588 614) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point $Ultimate##317(lines 596 613) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point L864(lines 864 872) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point $Ultimate##556(lines 1049 1084) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point L468(lines 460 477) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point $Ultimate##562(lines 1057 1083) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point $Ultimate##323(lines 604 612) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point L667(lines 637 668) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1119 1160) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point L1263(lines 1263 1316) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point $Ultimate##500(lines 943 960) no Hoare annotation was computed. [2023-12-02 16:31:40,017 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 871) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point $Ultimate##506(lines 951 959) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L1264(lines 1264 1268) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L207(lines 177 208) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L1066(lines 1066 1070) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L736(lines 728 745) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 479) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L604(lines 485 837) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point $Ultimate##518(lines 973 981) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 459) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L1199(lines 1199 1203) no Hoare annotation was computed. [2023-12-02 16:31:40,018 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 79) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L895 garLoopResultBuilder]: At program point L1001-1(lines 1001 1025) the Hoare annotation is: (let ((.cse8 (= ~c_empty_rsp~0 1)) (.cse9 (= ~c_req_type~0 0)) (.cse10 (= ~m_run_pc~0 6)) (.cse7 (not (= 2 ~s_run_pc~0))) (.cse0 (<= 2 ~c_write_req_ev~0)) (.cse1 (= ~c_req_type~0 1)) (.cse2 (= ~req_tt_a~0 0)) (.cse3 (not (= ~c_empty_req~0 0))) (.cse4 (= 2 ~c_write_rsp_ev~0)) (.cse5 (= ~m_run_pc~0 3)) (.cse6 (= ~a_t~0 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_s_run_~req_type~1#1| 1) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse4 .cse8 .cse5 .cse6) (and .cse9 .cse7 .cse0 .cse2 .cse4 .cse8 .cse10 .cse6) (and .cse9 .cse0 .cse2 .cse3 .cse4 .cse10 .cse6 (= |ULTIMATE.start_s_run_~req_type~1#1| 0)) (and .cse9 .cse7 .cse0 .cse2 .cse3 .cse4 .cse10 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6))) [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 411) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point L341(lines 341 345) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point L1134(lines 1134 1141) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point L143-1(line 143) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1001 1025) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 836) no Hoare annotation was computed. [2023-12-02 16:31:40,019 INFO L899 garLoopResultBuilder]: For program point L936(lines 936 940) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point L276(lines 268 285) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L895 garLoopResultBuilder]: At program point L145-2(lines 145 173) the Hoare annotation is: (let ((.cse0 (= ~c_req_type~0 0)) (.cse1 (<= 2 ~c_write_req_ev~0)) (.cse2 (= ~req_tt_a~0 0)) (.cse3 (not (= ~c_m_lock~0 1))) (.cse4 (not (= ~c_empty_req~0 0))) (.cse5 (= |ULTIMATE.start_m_run_~req_type~0#1| 1)) (.cse6 (= 2 ~c_write_rsp_ev~0)) (.cse7 (= ~c_empty_rsp~0 1)) (.cse8 (= |ULTIMATE.start_m_run_~a~0#1| 0)) (.cse9 (= ~m_run_pc~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 ~s_run_pc~0) .cse5 (<= 0 ~a_t~0) .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 (= ~s_run_pc~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~a_t~0 0) .cse8 .cse9))) [2023-12-02 16:31:40,020 INFO L902 garLoopResultBuilder]: At program point L79(line 79) the Hoare annotation is: true [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 74 82) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 727) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point L146(lines 145 173) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point L675(lines 675 679) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 829) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 267) no Hoare annotation was computed. [2023-12-02 16:31:40,020 INFO L899 garLoopResultBuilder]: For program point L1073(lines 876 1106) no Hoare annotation was computed. [2023-12-02 16:31:40,021 INFO L899 garLoopResultBuilder]: For program point L479(line 479) no Hoare annotation was computed. [2023-12-02 16:31:40,021 INFO L899 garLoopResultBuilder]: For program point L479-1(line 479) no Hoare annotation was computed. [2023-12-02 16:31:40,021 INFO L899 garLoopResultBuilder]: For program point L1338(lines 1338 1342) no Hoare annotation was computed. [2023-12-02 16:31:40,021 INFO L895 garLoopResultBuilder]: At program point L1338-1(lines 1255 1344) the Hoare annotation is: (let ((.cse1 (= ~c_req_type~0 1)) (.cse8 (= ~s_run_pc~0 0)) (.cse5 (= ~m_run_pc~0 3)) (.cse9 (not (= ~c_empty_req~0 0))) (.cse7 (= ~c_req_type~0 0)) (.cse0 (<= 2 ~c_write_req_ev~0)) (.cse2 (= ~req_tt_a~0 0)) (.cse3 (= 2 ~c_write_rsp_ev~0)) (.cse4 (= ~c_empty_rsp~0 1)) (.cse10 (= ~m_run_pc~0 6)) (.cse6 (= ~a_t~0 0))) (or (and .cse0 .cse1 .cse2 (= 2 ~s_run_pc~0) .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 .cse2 (not (= ~c_m_lock~0 1)) (= ~m_run_st~0 0) (= ~c_empty_req~0 1) .cse3 .cse4 .cse6 (= ~m_run_pc~0 0)) (and .cse0 .cse1 .cse2 .cse9 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse9 .cse3 .cse10 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse4 .cse10 .cse6))) [2023-12-02 16:31:40,021 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1276) no Hoare annotation was computed. [2023-12-02 16:31:40,021 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 219) no Hoare annotation was computed. [2023-12-02 16:31:40,021 INFO L895 garLoopResultBuilder]: At program point L876-1(lines 876 1106) the Hoare annotation is: (let ((.cse0 (= ~c_req_type~0 0)) (.cse1 (not (= 2 ~s_run_pc~0))) (.cse8 (= ~m_run_pc~0 6)) (.cse2 (<= 2 ~c_write_req_ev~0)) (.cse6 (= ~c_req_type~0 1)) (.cse3 (= ~req_tt_a~0 0)) (.cse4 (= 2 ~c_write_rsp_ev~0)) (.cse7 (= ~m_run_pc~0 3)) (.cse5 (= ~a_t~0 0))) (or (and .cse0 .cse1 .cse2 (not (= ~s_run_st~0 0)) .cse3 (not (= ~c_m_lock~0 1)) (= ~m_run_st~0 0) (= ~c_empty_req~0 1) .cse4 (= ~c_empty_rsp~0 1) .cse5 (= ~m_run_pc~0 0)) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse8 .cse5 (= |ULTIMATE.start_s_run_~req_type~1#1| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse8 .cse5) (and .cse2 .cse6 (= |ULTIMATE.start_s_run_~req_type~1#1| 1) .cse3 .cse4 .cse7 .cse5))) [2023-12-02 16:31:40,021 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1211) no Hoare annotation was computed. [2023-12-02 16:31:40,021 INFO L899 garLoopResultBuilder]: For program point L811(lines 811 815) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point L481(lines 133 482) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 419) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point L349(lines 349 353) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point L944(lines 944 948) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point start_simulation_returnLabel#1(lines 1167 1350) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L895 garLoopResultBuilder]: At program point L879-1(lines 879 903) the Hoare annotation is: (let ((.cse4 (= ~c_req_type~0 0)) (.cse0 (<= 2 ~c_write_req_ev~0)) (.cse1 (= ~req_tt_a~0 0)) (.cse2 (= 2 ~c_write_rsp_ev~0)) (.cse3 (= ~a_t~0 0))) (or (and .cse0 (= ~c_req_type~0 1) .cse1 .cse2 (= ~m_run_pc~0 3) .cse3) (and .cse4 .cse0 .cse1 .cse2 (= ~m_run_pc~0 6) .cse3) (and .cse4 .cse0 (not (= ~s_run_st~0 0)) .cse1 (not (= ~c_m_lock~0 1)) (= ~m_run_st~0 0) (= ~c_empty_req~0 1) .cse2 (= ~c_empty_rsp~0 1) .cse3 (= ~m_run_pc~0 0)))) [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point L747(lines 747 753) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point L747-1(lines 747 753) no Hoare annotation was computed. [2023-12-02 16:31:40,022 INFO L899 garLoopResultBuilder]: For program point L880(lines 879 903) no Hoare annotation was computed. [2023-12-02 16:31:40,023 INFO L895 garLoopResultBuilder]: At program point L1145(lines 1119 1160) the Hoare annotation is: (let ((.cse3 (= 2 ~s_run_pc~0)) (.cse9 (not (= ~c_m_lock~0 1))) (.cse10 (= ~m_run_st~0 0)) (.cse11 (= ~c_empty_req~0 1)) (.cse12 (= ~m_run_pc~0 0)) (.cse1 (= ~c_req_type~0 1)) (.cse13 (= ~s_run_pc~0 0)) (.cse6 (= ~m_run_pc~0 3)) (.cse14 (not (= ~c_empty_req~0 0))) (.cse8 (= ~c_req_type~0 0)) (.cse0 (<= 2 ~c_write_req_ev~0)) (.cse2 (= ~req_tt_a~0 0)) (.cse4 (= 2 ~c_write_rsp_ev~0)) (.cse5 (= ~c_empty_rsp~0 1)) (.cse15 (= ~m_run_pc~0 6)) (.cse7 (= ~a_t~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 (not (= ~s_run_st~0 0)) .cse2 .cse9 .cse10 .cse3 .cse11 .cse4 .cse5 .cse7 .cse12) (and .cse8 .cse0 .cse13 .cse2 .cse9 .cse10 .cse11 .cse4 .cse5 .cse7 .cse12) (and .cse0 .cse1 .cse2 .cse14 .cse4 .cse6 .cse7) (and .cse0 .cse1 .cse13 .cse2 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse2 .cse14 .cse4 .cse15 .cse7) (and .cse8 .cse0 .cse2 .cse4 .cse5 .cse15 .cse7))) [2023-12-02 16:31:40,023 INFO L902 garLoopResultBuilder]: At program point L749(line 749) the Hoare annotation is: true [2023-12-02 16:31:40,023 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 687) no Hoare annotation was computed. [2023-12-02 16:31:40,023 INFO L895 garLoopResultBuilder]: At program point L485-2(lines 485 837) the Hoare annotation is: (let ((.cse0 (<= 2 ~c_write_req_ev~0)) (.cse1 (= ~req_tt_a~0 0)) (.cse2 (not (= ~c_m_lock~0 1))) (.cse3 (not (= ~c_empty_req~0 0))) (.cse4 (= 2 ~c_write_rsp_ev~0)) (.cse5 (= ~c_empty_rsp~0 1))) (or (and (= ~c_req_type~0 0) .cse0 (= |ULTIMATE.start_m_run_~req_a___0~0#1| 0) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~m_run_pc~0 6) (<= 1 |ULTIMATE.start_m_run_~a~0#1|) (= ~a_t~0 0)) (and .cse0 .cse1 .cse2 .cse3 (<= 0 ~a_t~0) .cse4 .cse5 (= ~m_run_pc~0 3) (= |ULTIMATE.start_m_run_~a~0#1| 0)))) [2023-12-02 16:31:40,023 INFO L899 garLoopResultBuilder]: For program point $Ultimate##176(lines 332 376) no Hoare annotation was computed. [2023-12-02 16:31:40,023 INFO L899 garLoopResultBuilder]: For program point L486(lines 485 837) no Hoare annotation was computed. [2023-12-02 16:31:40,023 INFO L895 garLoopResultBuilder]: At program point L288-2(lines 288 316) the Hoare annotation is: (let ((.cse3 (not (= ~c_empty_req~0 1))) (.cse5 (= ~c_empty_rsp~0 1)) (.cse0 (<= 2 ~c_write_req_ev~0)) (.cse1 (= ~c_req_type~0 1)) (.cse2 (= ~req_tt_a~0 0)) (.cse4 (= 2 ~c_write_rsp_ev~0)) (.cse7 (= ~a_t~0 0)) (.cse6 (= |ULTIMATE.start_m_run_~a~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 2 ~s_run_pc~0) (<= 0 ~a_t~0) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~s_run_pc~0 0) .cse2 .cse3 .cse4 .cse5 .cse7 .cse6) (and .cse0 .cse1 .cse2 (not (= ~c_empty_req~0 0)) .cse4 (= ~m_run_pc~0 3) .cse7 .cse6))) [2023-12-02 16:31:40,023 INFO L899 garLoopResultBuilder]: For program point $Ultimate##182(lines 340 375) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 623) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point $Ultimate##188(lines 348 374) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L289(lines 288 316) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L1280(lines 1280 1284) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 227) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point $Ultimate##50(lines 1244 1252) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L818(lines 810 827) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point $Ultimate##194(lines 356 373) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1219) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L1149(lines 1149 1156) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L951(lines 876 1106) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 836) no Hoare annotation was computed. [2023-12-02 16:31:40,024 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 361) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##38(lines 1222 1230) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##32(lines 1214 1231) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##132(lines 238 264) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##373(lines 706 723) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##379(lines 714 722) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 143) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##138(lines 246 263) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##26(lines 1206 1232) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point L557(lines 527 558) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##144(lines 254 262) no Hoare annotation was computed. [2023-12-02 16:31:40,025 INFO L899 garLoopResultBuilder]: For program point $Ultimate##20(lines 1198 1233) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 809) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##391(lines 736 744) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##14(lines 1190 1234) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##156(lines 276 284) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 695) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point L1088(lines 1088 1092) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##568(lines 1065 1082) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point eval_returnLabel#1(lines 1113 1166) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point L626(lines 618 635) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##335(lines 626 634) no Hoare annotation was computed. [2023-12-02 16:31:40,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##574(lines 1073 1081) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L895 garLoopResultBuilder]: At program point L495-2(lines 495 523) the Hoare annotation is: (and (= |ULTIMATE.start_m_run_~req_type___0~0#1| 0) (<= 2 ~c_write_req_ev~0) (= |ULTIMATE.start_m_run_~req_a___0~0#1| 0) (= ~req_tt_a~0 0) (not (= ~c_m_lock~0 1)) (not (= ~c_empty_req~0 0)) (<= 0 ~a_t~0) (= 2 ~c_write_rsp_ev~0) (= ~c_empty_rsp~0 1) (= ~m_run_pc~0 3) (= |ULTIMATE.start_m_run_~a~0#1| 0)) [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point L1288(lines 1288 1292) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 235) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1170 1349) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point $Ultimate##586(lines 1095 1103) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point L496(lines 495 523) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point L364(lines 134 480) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point $Ultimate##355(lines 682 726) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point L431(lines 431 435) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point $Ultimate##120(lines 222 266) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point $Ultimate##361(lines 690 725) no Hoare annotation was computed. [2023-12-02 16:31:40,027 INFO L899 garLoopResultBuilder]: For program point $Ultimate##126(lines 230 265) no Hoare annotation was computed. [2023-12-02 16:31:40,028 INFO L899 garLoopResultBuilder]: For program point $Ultimate##367(lines 698 724) no Hoare annotation was computed. [2023-12-02 16:31:40,028 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1000 1027) no Hoare annotation was computed. [2023-12-02 16:31:40,028 INFO L899 garLoopResultBuilder]: For program point errorEXIT(lines 16 23) no Hoare annotation was computed. [2023-12-02 16:31:40,028 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 16 23) the Hoare annotation is: true [2023-12-02 16:31:40,031 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:31:40,033 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:31:40,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:31:40 BoogieIcfgContainer [2023-12-02 16:31:40,061 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:31:40,061 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:31:40,061 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:31:40,062 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:31:40,062 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:31:09" (3/4) ... [2023-12-02 16:31:40,064 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 16:31:40,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure error [2023-12-02 16:31:40,086 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2023-12-02 16:31:40,088 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 16:31:40,090 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 16:31:40,092 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 16:31:40,282 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 16:31:40,283 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 16:31:40,283 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:31:40,284 INFO L158 Benchmark]: Toolchain (without parser) took 32225.92ms. Allocated memory was 144.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 106.5MB in the beginning and 597.9MB in the end (delta: -491.4MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-02 16:31:40,284 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:31:40,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.06ms. Allocated memory is still 144.7MB. Free memory was 106.0MB in the beginning and 85.5MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 16:31:40,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.69ms. Allocated memory is still 144.7MB. Free memory was 85.5MB in the beginning and 81.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:31:40,285 INFO L158 Benchmark]: Boogie Preprocessor took 45.88ms. Allocated memory is still 144.7MB. Free memory was 81.9MB in the beginning and 78.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:31:40,285 INFO L158 Benchmark]: RCFGBuilder took 1004.14ms. Allocated memory is still 144.7MB. Free memory was 78.2MB in the beginning and 61.9MB in the end (delta: 16.3MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2023-12-02 16:31:40,286 INFO L158 Benchmark]: TraceAbstraction took 30504.15ms. Allocated memory was 144.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 61.3MB in the beginning and 613.6MB in the end (delta: -552.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2023-12-02 16:31:40,286 INFO L158 Benchmark]: Witness Printer took 221.74ms. Allocated memory is still 1.8GB. Free memory was 613.6MB in the beginning and 597.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 16:31:40,288 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 94.4MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.06ms. Allocated memory is still 144.7MB. Free memory was 106.0MB in the beginning and 85.5MB in the end (delta: 20.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.69ms. Allocated memory is still 144.7MB. Free memory was 85.5MB in the beginning and 81.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.88ms. Allocated memory is still 144.7MB. Free memory was 81.9MB in the beginning and 78.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1004.14ms. Allocated memory is still 144.7MB. Free memory was 78.2MB in the beginning and 61.9MB in the end (delta: 16.3MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * TraceAbstraction took 30504.15ms. Allocated memory was 144.7MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 61.3MB in the beginning and 613.6MB in the end (delta: -552.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 221.74ms. Allocated memory is still 1.8GB. Free memory was 613.6MB in the beginning and 597.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 143]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 143]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 479]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 479]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 829]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 829]: 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 CFG has 2 procedures, 239 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 30.4s, OverallIterations: 22, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7124 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7124 mSDsluCounter, 16151 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8276 mSDsCounter, 404 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4084 IncrementalHoareTripleChecker+Invalid, 4488 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 404 mSolverCounterUnsat, 7875 mSDtfsCounter, 4084 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 636 GetRequests, 574 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17291occurred in iteration=16, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.7s AutomataMinimizationTime, 22 MinimizatonAttempts, 7227 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 19 LocationsWithAnnotation, 33 PreInvPairs, 227 NumberOfFragments, 1250 HoareAnnotationTreeSize, 33 FomulaSimplifications, 224311 FormulaSimplificationTreeSizeReduction, 9.0s HoareSimplificationTime, 19 FomulaSimplificationsInter, 28532 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 2815 NumberOfCodeBlocks, 2815 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 2789 ConstructedInterpolants, 0 QuantifiedInterpolants, 5098 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1734 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 26 InterpolantComputations, 22 PerfectInterpolantSequences, 617/633 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 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: ((((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_a___0 == 0)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 6)) && (1 <= a)) && (a_t == 0)) || (((((((((2 <= c_write_req_ev) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a == 0))) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: (((((((((((req_type___0 == 0) && (2 <= c_write_req_ev)) && (req_a___0 == 0)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a == 0)) - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: ((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_a___0 == 0)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0)) && (a == 0)) || (((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_a___0 == 0)) && (req_tt_a == 0)) && !((c_empty_req == 1))) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a == 0))) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: ((((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (s_run_pc == 0)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (req_type == 1)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (a == 0)) && (m_run_pc == 0)) || (((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == s_run_pc)) && (req_type == 1)) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a == 0)) && (m_run_pc == 0))) - InvariantResult [Line: 1255]: Loop Invariant Derived loop invariant: (((((((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_tt_a == 0)) && (2 == s_run_pc)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a_t == 0)) || (((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (s_run_pc == 0)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && (m_run_st == 0)) && (c_empty_req == 1)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (m_run_pc == 0))) || (((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0))) || ((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (s_run_pc == 0)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a_t == 0))) || (((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0))) || (((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 6)) && (a_t == 0))) - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: (((((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_tt_a == 0)) && !((c_empty_req == 1))) && (2 == s_run_pc)) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a == 0)) || (((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (s_run_pc == 0)) && (req_tt_a == 0)) && !((c_empty_req == 1))) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (a == 0))) || ((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0)) && (a == 0))) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (((((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (2 == s_run_pc)) && (req_type == 1)) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a == 0)) && (m_run_pc == 0)) || ((((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (s_run_pc == 0)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (req_type == 1)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (a == 0)) && (m_run_pc == 0))) - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0)) || ((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0))) || (((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && !((s_run_st == 0))) && (req_tt_a == 0)) && !((c_m_lock == 1))) && (m_run_st == 0)) && (c_empty_req == 1)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (m_run_pc == 0))) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (((((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (s_run_pc == 0)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (a == 0)) && (m_run_pc == 0)) || (((((((((2 <= c_write_req_ev) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (1 <= a))) || (((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && !((c_empty_req == 0))) && (2 == s_run_pc)) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a == 0)) && (m_run_pc == 0))) - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: ((((((((((((((((c_req_type == 0) && !((2 == s_run_pc))) && (2 <= c_write_req_ev)) && !((s_run_st == 0))) && (req_tt_a == 0)) && !((c_m_lock == 1))) && (m_run_st == 0)) && (c_empty_req == 1)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (m_run_pc == 0)) || ((((((!((2 == s_run_pc)) && (2 <= c_write_req_ev)) && (c_req_type == 1)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0))) || (((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0)) && (req_type == 0))) || (((((((c_req_type == 0) && !((2 == s_run_pc))) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0))) || (((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_type == 1)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0))) - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: (((((((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_type == 1)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0)) || (((((((!((2 == s_run_pc)) && (2 <= c_write_req_ev)) && (c_req_type == 1)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a_t == 0))) || ((((((((c_req_type == 0) && !((2 == s_run_pc))) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 6)) && (a_t == 0))) || ((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0)) && (req_type == 0))) || ((((((((c_req_type == 0) && !((2 == s_run_pc))) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0))) || (((((((!((2 == s_run_pc)) && (2 <= c_write_req_ev)) && (c_req_type == 1)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0))) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: ((((((((((req_type___0 == 0) && (2 <= c_write_req_ev)) && (req_a___0 == 0)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (0 <= a_t)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a == 0)) - InvariantResult [Line: 1119]: Loop Invariant Derived loop invariant: ((((((((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_tt_a == 0)) && (2 == s_run_pc)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a_t == 0)) || ((((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && !((s_run_st == 0))) && (req_tt_a == 0)) && !((c_m_lock == 1))) && (m_run_st == 0)) && (2 == s_run_pc)) && (c_empty_req == 1)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (m_run_pc == 0))) || (((((((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (s_run_pc == 0)) && (req_tt_a == 0)) && !((c_m_lock == 1))) && (m_run_st == 0)) && (c_empty_req == 1)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (a_t == 0)) && (m_run_pc == 0))) || (((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 3)) && (a_t == 0))) || ((((((((2 <= c_write_req_ev) && (c_req_type == 1)) && (s_run_pc == 0)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 3)) && (a_t == 0))) || (((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && !((c_empty_req == 0))) && (2 == c_write_rsp_ev)) && (m_run_pc == 6)) && (a_t == 0))) || (((((((c_req_type == 0) && (2 <= c_write_req_ev)) && (req_tt_a == 0)) && (2 == c_write_rsp_ev)) && (c_empty_rsp == 1)) && (m_run_pc == 6)) && (a_t == 0))) RESULT: Ultimate proved your program to be correct! [2023-12-02 16:31:40,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f801e460-fde6-431b-80b5-194aa2c71709/bin/utaipan-verify-nQ1chXbOIh/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