./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 527bcce2 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_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/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_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5 --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 0.2.3-dev-527bcce [2023-11-21 19:38:18,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:38:18,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-21 19:38:18,395 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:38:18,396 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:38:18,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:38:18,440 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:38:18,441 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:38:18,442 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:38:18,447 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:38:18,447 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:38:18,448 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:38:18,448 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:38:18,450 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:38:18,450 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:38:18,451 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:38:18,451 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:38:18,452 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:38:18,452 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:38:18,452 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:38:18,453 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:38:18,453 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:38:18,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:38:18,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:38:18,456 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 19:38:18,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:38:18,456 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 19:38:18,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:38:18,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:38:18,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:38:18,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:38:18,459 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 19:38:18,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 19:38:18,460 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 19:38:18,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:38:18,460 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:38:18,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:38:18,461 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:38:18,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:38:18,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:38:18,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:38:18,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:38:18,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:38:18,463 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:38:18,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:38:18,463 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:38:18,464 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:38:18,464 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:38:18,464 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:38:18,464 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_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2172e48d59a79636c380f4fc82a3f737aa7d3f80daa2bd10bb2cc27a12a3e78 [2023-11-21 19:38:18,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:38:18,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:38:18,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:38:18,807 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:38:18,807 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:38:18,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/systemc/mem_slave_tlm.1.cil.c [2023-11-21 19:38:21,910 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:38:22,135 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:38:22,136 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/sv-benchmarks/c/systemc/mem_slave_tlm.1.cil.c [2023-11-21 19:38:22,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/data/69d27fc30/4b05c6b622f747f99088bf1b5d93e299/FLAGd5ff7b596 [2023-11-21 19:38:22,177 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/data/69d27fc30/4b05c6b622f747f99088bf1b5d93e299 [2023-11-21 19:38:22,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:38:22,181 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:38:22,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:38:22,183 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:38:22,189 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:38:22,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd53811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22, skipping insertion in model container [2023-11-21 19:38:22,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,267 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:38:22,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:38:22,557 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:38:22,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:38:22,678 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:38:22,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22 WrapperNode [2023-11-21 19:38:22,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:38:22,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:38:22,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:38:22,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:38:22,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,756 INFO L138 Inliner]: procedures = 19, calls = 19, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 860 [2023-11-21 19:38:22,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:38:22,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:38:22,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:38:22,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:38:22,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,773 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:38:22,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:38:22,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:38:22,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:38:22,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (1/1) ... [2023-11-21 19:38:22,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:38:22,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:38:22,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:38:22,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:38:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:38:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:38:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-21 19:38:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-21 19:38:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:38:22,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:38:23,038 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:38:23,040 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:38:23,894 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:38:24,058 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:38:24,060 INFO L308 CfgBuilder]: Removed 13 assume(true) statements. [2023-11-21 19:38:24,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:38:24 BoogieIcfgContainer [2023-11-21 19:38:24,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:38:24,066 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:38:24,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:38:24,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:38:24,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:38:22" (1/3) ... [2023-11-21 19:38:24,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f376b8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:38:24, skipping insertion in model container [2023-11-21 19:38:24,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:38:22" (2/3) ... [2023-11-21 19:38:24,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f376b8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:38:24, skipping insertion in model container [2023-11-21 19:38:24,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:38:24" (3/3) ... [2023-11-21 19:38:24,084 INFO L112 eAbstractionObserver]: Analyzing ICFG mem_slave_tlm.1.cil.c [2023-11-21 19:38:24,104 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:38:24,104 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-21 19:38:24,183 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:38:24,191 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;@1418f588, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:38:24,192 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-21 19:38:24,198 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) [2023-11-21 19:38:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 19:38:24,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:24,209 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:38:24,209 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)] === [2023-11-21 19:38:24,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:24,217 INFO L85 PathProgramCache]: Analyzing trace with hash 657725894, now seen corresponding path program 1 times [2023-11-21 19:38:24,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:24,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061764615] [2023-11-21 19:38:24,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:24,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:24,586 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:24,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061764615] [2023-11-21 19:38:24,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061764615] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:24,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:24,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 19:38:24,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836372897] [2023-11-21 19:38:24,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:24,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:24,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:24,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:24,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:24,641 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) [2023-11-21 19:38:25,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:25,158 INFO L93 Difference]: Finished difference Result 642 states and 1088 transitions. [2023-11-21 19:38:25,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:25,161 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 [2023-11-21 19:38:25,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:25,185 INFO L225 Difference]: With dead ends: 642 [2023-11-21 19:38:25,185 INFO L226 Difference]: Without dead ends: 389 [2023-11-21 19:38:25,194 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 [2023-11-21 19:38:25,200 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, 0.4s IncrementalHoareTripleChecker+Time [2023-11-21 19:38:25,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 579 Invalid, 316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-21 19:38:25,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2023-11-21 19:38:25,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 381. [2023-11-21 19:38:25,287 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) [2023-11-21 19:38:25,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 568 transitions. [2023-11-21 19:38:25,291 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 568 transitions. Word has length 15 [2023-11-21 19:38:25,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:25,292 INFO L495 AbstractCegarLoop]: Abstraction has 381 states and 568 transitions. [2023-11-21 19:38:25,292 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) [2023-11-21 19:38:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 568 transitions. [2023-11-21 19:38:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 19:38:25,293 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:25,293 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:38:25,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 19:38:25,294 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)] === [2023-11-21 19:38:25,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:25,294 INFO L85 PathProgramCache]: Analyzing trace with hash -2144716238, now seen corresponding path program 1 times [2023-11-21 19:38:25,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:25,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885440220] [2023-11-21 19:38:25,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:25,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:25,369 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:25,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885440220] [2023-11-21 19:38:25,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885440220] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:25,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:25,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 19:38:25,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721050274] [2023-11-21 19:38:25,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:25,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:25,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:25,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:25,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:25,373 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) [2023-11-21 19:38:25,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:25,531 INFO L93 Difference]: Finished difference Result 975 states and 1461 transitions. [2023-11-21 19:38:25,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:25,532 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 [2023-11-21 19:38:25,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:25,537 INFO L225 Difference]: With dead ends: 975 [2023-11-21 19:38:25,538 INFO L226 Difference]: Without dead ends: 604 [2023-11-21 19:38:25,539 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 [2023-11-21 19:38:25,541 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 [2023-11-21 19:38:25,542 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] [2023-11-21 19:38:25,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2023-11-21 19:38:25,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 601. [2023-11-21 19:38:25,572 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) [2023-11-21 19:38:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 888 transitions. [2023-11-21 19:38:25,576 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 888 transitions. Word has length 19 [2023-11-21 19:38:25,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:25,577 INFO L495 AbstractCegarLoop]: Abstraction has 601 states and 888 transitions. [2023-11-21 19:38:25,577 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) [2023-11-21 19:38:25,577 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 888 transitions. [2023-11-21 19:38:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 19:38:25,581 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:25,582 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] [2023-11-21 19:38:25,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 19:38:25,582 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)] === [2023-11-21 19:38:25,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:25,583 INFO L85 PathProgramCache]: Analyzing trace with hash -260884645, now seen corresponding path program 1 times [2023-11-21 19:38:25,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:25,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258180770] [2023-11-21 19:38:25,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:25,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:25,733 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:25,733 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:25,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258180770] [2023-11-21 19:38:25,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258180770] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:25,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:25,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:25,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595637185] [2023-11-21 19:38:25,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:25,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:38:25,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:25,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:38:25,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 19:38:25,746 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) [2023-11-21 19:38:26,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:26,369 INFO L93 Difference]: Finished difference Result 1657 states and 2508 transitions. [2023-11-21 19:38:26,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 19:38:26,370 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 [2023-11-21 19:38:26,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:26,378 INFO L225 Difference]: With dead ends: 1657 [2023-11-21 19:38:26,378 INFO L226 Difference]: Without dead ends: 1066 [2023-11-21 19:38:26,380 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 [2023-11-21 19:38:26,382 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 928 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2023-11-21 19:38:26,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [928 Valid, 1086 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-21 19:38:26,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066 states. [2023-11-21 19:38:26,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1066 to 920. [2023-11-21 19:38:26,416 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) [2023-11-21 19:38:26,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1402 transitions. [2023-11-21 19:38:26,422 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1402 transitions. Word has length 48 [2023-11-21 19:38:26,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:26,422 INFO L495 AbstractCegarLoop]: Abstraction has 920 states and 1402 transitions. [2023-11-21 19:38:26,423 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) [2023-11-21 19:38:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1402 transitions. [2023-11-21 19:38:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 19:38:26,428 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:26,428 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] [2023-11-21 19:38:26,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 19:38:26,429 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)] === [2023-11-21 19:38:26,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:26,429 INFO L85 PathProgramCache]: Analyzing trace with hash 412622722, now seen corresponding path program 1 times [2023-11-21 19:38:26,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:26,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165122148] [2023-11-21 19:38:26,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:26,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:26,531 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:26,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165122148] [2023-11-21 19:38:26,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165122148] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:26,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:26,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:26,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628733909] [2023-11-21 19:38:26,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:26,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:38:26,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:26,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:38:26,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-21 19:38:26,534 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) [2023-11-21 19:38:26,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:26,799 INFO L93 Difference]: Finished difference Result 2311 states and 3529 transitions. [2023-11-21 19:38:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 19:38:26,800 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 [2023-11-21 19:38:26,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:26,809 INFO L225 Difference]: With dead ends: 2311 [2023-11-21 19:38:26,810 INFO L226 Difference]: Without dead ends: 1401 [2023-11-21 19:38:26,811 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 [2023-11-21 19:38:26,813 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 [2023-11-21 19:38:26,814 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] [2023-11-21 19:38:26,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1401 states. [2023-11-21 19:38:26,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1401 to 1286. [2023-11-21 19:38:26,863 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) [2023-11-21 19:38:26,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 1967 transitions. [2023-11-21 19:38:26,871 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 1967 transitions. Word has length 51 [2023-11-21 19:38:26,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:26,872 INFO L495 AbstractCegarLoop]: Abstraction has 1286 states and 1967 transitions. [2023-11-21 19:38:26,872 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) [2023-11-21 19:38:26,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1967 transitions. [2023-11-21 19:38:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 19:38:26,875 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:26,876 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] [2023-11-21 19:38:26,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-21 19:38:26,876 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)] === [2023-11-21 19:38:26,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:26,877 INFO L85 PathProgramCache]: Analyzing trace with hash 517059276, now seen corresponding path program 1 times [2023-11-21 19:38:26,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:26,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161507127] [2023-11-21 19:38:26,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:26,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:26,992 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:26,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161507127] [2023-11-21 19:38:26,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161507127] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:26,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:26,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:26,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882916131] [2023-11-21 19:38:26,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:26,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:38:26,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:26,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:38:26,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 19:38:26,995 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) [2023-11-21 19:38:27,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:27,428 INFO L93 Difference]: Finished difference Result 4049 states and 6081 transitions. [2023-11-21 19:38:27,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 19:38:27,429 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 [2023-11-21 19:38:27,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:27,445 INFO L225 Difference]: With dead ends: 4049 [2023-11-21 19:38:27,445 INFO L226 Difference]: Without dead ends: 2771 [2023-11-21 19:38:27,448 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 [2023-11-21 19:38:27,449 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 [2023-11-21 19:38:27,450 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] [2023-11-21 19:38:27,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2771 states. [2023-11-21 19:38:27,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2771 to 2468. [2023-11-21 19:38:27,542 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) [2023-11-21 19:38:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2468 states and 3712 transitions. [2023-11-21 19:38:27,555 INFO L78 Accepts]: Start accepts. Automaton has 2468 states and 3712 transitions. Word has length 63 [2023-11-21 19:38:27,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:27,556 INFO L495 AbstractCegarLoop]: Abstraction has 2468 states and 3712 transitions. [2023-11-21 19:38:27,556 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) [2023-11-21 19:38:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 3712 transitions. [2023-11-21 19:38:27,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 19:38:27,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:27,559 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] [2023-11-21 19:38:27,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-21 19:38:27,559 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)] === [2023-11-21 19:38:27,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:27,560 INFO L85 PathProgramCache]: Analyzing trace with hash -414965447, now seen corresponding path program 1 times [2023-11-21 19:38:27,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:27,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688967188] [2023-11-21 19:38:27,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:27,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:27,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:27,617 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:27,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688967188] [2023-11-21 19:38:27,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688967188] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:27,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:27,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 19:38:27,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618039439] [2023-11-21 19:38:27,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:27,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:27,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:27,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:27,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:27,619 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) [2023-11-21 19:38:27,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:27,839 INFO L93 Difference]: Finished difference Result 5419 states and 8279 transitions. [2023-11-21 19:38:27,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:27,840 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 [2023-11-21 19:38:27,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:27,857 INFO L225 Difference]: With dead ends: 5419 [2023-11-21 19:38:27,857 INFO L226 Difference]: Without dead ends: 2960 [2023-11-21 19:38:27,861 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 [2023-11-21 19:38:27,862 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 [2023-11-21 19:38:27,863 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] [2023-11-21 19:38:27,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2960 states. [2023-11-21 19:38:27,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2960 to 2678. [2023-11-21 19:38:27,984 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) [2023-11-21 19:38:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2678 states and 4131 transitions. [2023-11-21 19:38:27,997 INFO L78 Accepts]: Start accepts. Automaton has 2678 states and 4131 transitions. Word has length 63 [2023-11-21 19:38:27,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:27,998 INFO L495 AbstractCegarLoop]: Abstraction has 2678 states and 4131 transitions. [2023-11-21 19:38:27,998 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) [2023-11-21 19:38:27,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 4131 transitions. [2023-11-21 19:38:28,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 19:38:28,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:28,004 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] [2023-11-21 19:38:28,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-21 19:38:28,005 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)] === [2023-11-21 19:38:28,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:28,005 INFO L85 PathProgramCache]: Analyzing trace with hash -495235439, now seen corresponding path program 1 times [2023-11-21 19:38:28,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:28,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791920130] [2023-11-21 19:38:28,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:28,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:28,122 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:28,122 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:28,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791920130] [2023-11-21 19:38:28,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791920130] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:28,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:28,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 19:38:28,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691095727] [2023-11-21 19:38:28,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:28,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:28,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:28,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:28,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:28,125 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) [2023-11-21 19:38:28,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:28,376 INFO L93 Difference]: Finished difference Result 5884 states and 9065 transitions. [2023-11-21 19:38:28,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:28,376 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 [2023-11-21 19:38:28,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:28,394 INFO L225 Difference]: With dead ends: 5884 [2023-11-21 19:38:28,394 INFO L226 Difference]: Without dead ends: 3215 [2023-11-21 19:38:28,398 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 [2023-11-21 19:38:28,399 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 [2023-11-21 19:38:28,399 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] [2023-11-21 19:38:28,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3215 states. [2023-11-21 19:38:28,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3215 to 2956. [2023-11-21 19:38:28,521 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) [2023-11-21 19:38:28,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2956 states and 4549 transitions. [2023-11-21 19:38:28,536 INFO L78 Accepts]: Start accepts. Automaton has 2956 states and 4549 transitions. Word has length 78 [2023-11-21 19:38:28,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:28,537 INFO L495 AbstractCegarLoop]: Abstraction has 2956 states and 4549 transitions. [2023-11-21 19:38:28,537 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) [2023-11-21 19:38:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 4549 transitions. [2023-11-21 19:38:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 19:38:28,542 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:28,542 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] [2023-11-21 19:38:28,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-21 19:38:28,543 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)] === [2023-11-21 19:38:28,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:28,543 INFO L85 PathProgramCache]: Analyzing trace with hash -686977767, now seen corresponding path program 1 times [2023-11-21 19:38:28,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:28,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035837103] [2023-11-21 19:38:28,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:28,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:28,629 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 19:38:28,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:28,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035837103] [2023-11-21 19:38:28,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035837103] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:28,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:28,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 19:38:28,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28814520] [2023-11-21 19:38:28,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:28,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:38:28,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:28,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:38:28,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 19:38:28,632 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) [2023-11-21 19:38:29,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:29,129 INFO L93 Difference]: Finished difference Result 5684 states and 8747 transitions. [2023-11-21 19:38:29,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 19:38:29,130 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 [2023-11-21 19:38:29,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:29,148 INFO L225 Difference]: With dead ends: 5684 [2023-11-21 19:38:29,148 INFO L226 Difference]: Without dead ends: 3132 [2023-11-21 19:38:29,152 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 [2023-11-21 19:38:29,153 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 [2023-11-21 19:38:29,153 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] [2023-11-21 19:38:29,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3132 states. [2023-11-21 19:38:29,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3132 to 3075. [2023-11-21 19:38:29,295 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) [2023-11-21 19:38:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 3075 states and 4722 transitions. [2023-11-21 19:38:29,306 INFO L78 Accepts]: Start accepts. Automaton has 3075 states and 4722 transitions. Word has length 88 [2023-11-21 19:38:29,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:29,307 INFO L495 AbstractCegarLoop]: Abstraction has 3075 states and 4722 transitions. [2023-11-21 19:38:29,307 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) [2023-11-21 19:38:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 4722 transitions. [2023-11-21 19:38:29,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 19:38:29,312 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:29,312 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] [2023-11-21 19:38:29,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-21 19:38:29,313 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)] === [2023-11-21 19:38:29,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:29,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1162914399, now seen corresponding path program 1 times [2023-11-21 19:38:29,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:29,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630509593] [2023-11-21 19:38:29,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:29,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:29,380 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:29,380 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:29,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630509593] [2023-11-21 19:38:29,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630509593] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:29,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:29,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:29,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751178326] [2023-11-21 19:38:29,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:29,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:29,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:29,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:29,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:29,383 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) [2023-11-21 19:38:29,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:29,820 INFO L93 Difference]: Finished difference Result 7119 states and 10936 transitions. [2023-11-21 19:38:29,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:29,826 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 [2023-11-21 19:38:29,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:29,848 INFO L225 Difference]: With dead ends: 7119 [2023-11-21 19:38:29,854 INFO L226 Difference]: Without dead ends: 4201 [2023-11-21 19:38:29,857 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 [2023-11-21 19:38:29,860 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 [2023-11-21 19:38:29,860 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] [2023-11-21 19:38:29,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4201 states. [2023-11-21 19:38:30,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4201 to 3364. [2023-11-21 19:38:30,014 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) [2023-11-21 19:38:30,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 3364 states and 4919 transitions. [2023-11-21 19:38:30,023 INFO L78 Accepts]: Start accepts. Automaton has 3364 states and 4919 transitions. Word has length 88 [2023-11-21 19:38:30,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:30,024 INFO L495 AbstractCegarLoop]: Abstraction has 3364 states and 4919 transitions. [2023-11-21 19:38:30,024 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) [2023-11-21 19:38:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 4919 transitions. [2023-11-21 19:38:30,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-21 19:38:30,028 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:30,029 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] [2023-11-21 19:38:30,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-21 19:38:30,029 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)] === [2023-11-21 19:38:30,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:30,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1232507977, now seen corresponding path program 1 times [2023-11-21 19:38:30,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:30,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872539339] [2023-11-21 19:38:30,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:30,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:30,170 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:30,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872539339] [2023-11-21 19:38:30,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872539339] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:30,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:30,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 19:38:30,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415119745] [2023-11-21 19:38:30,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:30,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:30,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:30,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:30,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:30,172 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) [2023-11-21 19:38:30,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:30,374 INFO L93 Difference]: Finished difference Result 6561 states and 9621 transitions. [2023-11-21 19:38:30,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:30,375 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 [2023-11-21 19:38:30,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:30,393 INFO L225 Difference]: With dead ends: 6561 [2023-11-21 19:38:30,393 INFO L226 Difference]: Without dead ends: 3364 [2023-11-21 19:38:30,397 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 [2023-11-21 19:38:30,398 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 [2023-11-21 19:38:30,399 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] [2023-11-21 19:38:30,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3364 states. [2023-11-21 19:38:30,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3364 to 3364. [2023-11-21 19:38:30,553 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) [2023-11-21 19:38:30,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 3364 states and 4874 transitions. [2023-11-21 19:38:30,561 INFO L78 Accepts]: Start accepts. Automaton has 3364 states and 4874 transitions. Word has length 96 [2023-11-21 19:38:30,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:30,561 INFO L495 AbstractCegarLoop]: Abstraction has 3364 states and 4874 transitions. [2023-11-21 19:38:30,562 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) [2023-11-21 19:38:30,562 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 4874 transitions. [2023-11-21 19:38:30,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-21 19:38:30,564 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:30,564 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] [2023-11-21 19:38:30,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-21 19:38:30,564 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)] === [2023-11-21 19:38:30,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:30,565 INFO L85 PathProgramCache]: Analyzing trace with hash -833830606, now seen corresponding path program 1 times [2023-11-21 19:38:30,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:30,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944647156] [2023-11-21 19:38:30,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:30,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 19:38:30,616 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:30,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944647156] [2023-11-21 19:38:30,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944647156] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:30,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:30,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:30,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703201799] [2023-11-21 19:38:30,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:30,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:30,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:30,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:30,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:30,620 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) [2023-11-21 19:38:30,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:30,969 INFO L93 Difference]: Finished difference Result 8448 states and 12296 transitions. [2023-11-21 19:38:30,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:30,970 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 [2023-11-21 19:38:30,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:30,998 INFO L225 Difference]: With dead ends: 8448 [2023-11-21 19:38:30,998 INFO L226 Difference]: Without dead ends: 5093 [2023-11-21 19:38:31,009 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 [2023-11-21 19:38:31,010 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, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 19:38:31,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 747 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 19:38:31,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5093 states. [2023-11-21 19:38:31,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5093 to 4639. [2023-11-21 19:38:31,213 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) [2023-11-21 19:38:31,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4639 states to 4639 states and 6721 transitions. [2023-11-21 19:38:31,224 INFO L78 Accepts]: Start accepts. Automaton has 4639 states and 6721 transitions. Word has length 96 [2023-11-21 19:38:31,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:31,225 INFO L495 AbstractCegarLoop]: Abstraction has 4639 states and 6721 transitions. [2023-11-21 19:38:31,225 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) [2023-11-21 19:38:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 4639 states and 6721 transitions. [2023-11-21 19:38:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-21 19:38:31,227 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:31,228 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] [2023-11-21 19:38:31,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-21 19:38:31,228 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)] === [2023-11-21 19:38:31,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:31,228 INFO L85 PathProgramCache]: Analyzing trace with hash -810869726, now seen corresponding path program 1 times [2023-11-21 19:38:31,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:31,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317315209] [2023-11-21 19:38:31,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:31,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 19:38:31,338 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:31,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317315209] [2023-11-21 19:38:31,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317315209] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:31,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:31,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 19:38:31,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298042423] [2023-11-21 19:38:31,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:31,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:38:31,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:31,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:38:31,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 19:38:31,342 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) [2023-11-21 19:38:31,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:31,887 INFO L93 Difference]: Finished difference Result 10970 states and 15891 transitions. [2023-11-21 19:38:31,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 19:38:31,888 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 [2023-11-21 19:38:31,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:31,901 INFO L225 Difference]: With dead ends: 10970 [2023-11-21 19:38:31,901 INFO L226 Difference]: Without dead ends: 6341 [2023-11-21 19:38:31,909 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 [2023-11-21 19:38:31,910 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 [2023-11-21 19:38:31,910 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] [2023-11-21 19:38:31,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6341 states. [2023-11-21 19:38:32,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6341 to 5261. [2023-11-21 19:38:32,160 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) [2023-11-21 19:38:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5261 states to 5261 states and 7559 transitions. [2023-11-21 19:38:32,172 INFO L78 Accepts]: Start accepts. Automaton has 5261 states and 7559 transitions. Word has length 98 [2023-11-21 19:38:32,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:32,172 INFO L495 AbstractCegarLoop]: Abstraction has 5261 states and 7559 transitions. [2023-11-21 19:38:32,173 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) [2023-11-21 19:38:32,173 INFO L276 IsEmpty]: Start isEmpty. Operand 5261 states and 7559 transitions. [2023-11-21 19:38:32,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 19:38:32,175 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:32,175 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] [2023-11-21 19:38:32,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-21 19:38:32,175 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)] === [2023-11-21 19:38:32,176 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:32,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1169507421, now seen corresponding path program 1 times [2023-11-21 19:38:32,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:32,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712803623] [2023-11-21 19:38:32,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:32,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:32,269 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:32,270 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:32,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712803623] [2023-11-21 19:38:32,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712803623] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:32,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:32,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 19:38:32,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926672549] [2023-11-21 19:38:32,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:32,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 19:38:32,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:32,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 19:38:32,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 19:38:32,273 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) [2023-11-21 19:38:32,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:32,936 INFO L93 Difference]: Finished difference Result 15393 states and 22151 transitions. [2023-11-21 19:38:32,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 19:38:32,937 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 [2023-11-21 19:38:32,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:32,957 INFO L225 Difference]: With dead ends: 15393 [2023-11-21 19:38:32,958 INFO L226 Difference]: Without dead ends: 10236 [2023-11-21 19:38:32,966 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 [2023-11-21 19:38:32,967 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 [2023-11-21 19:38:32,967 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] [2023-11-21 19:38:32,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10236 states. [2023-11-21 19:38:33,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10236 to 9170. [2023-11-21 19:38:33,417 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) [2023-11-21 19:38:33,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9170 states to 9170 states and 13256 transitions. [2023-11-21 19:38:33,437 INFO L78 Accepts]: Start accepts. Automaton has 9170 states and 13256 transitions. Word has length 105 [2023-11-21 19:38:33,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:33,438 INFO L495 AbstractCegarLoop]: Abstraction has 9170 states and 13256 transitions. [2023-11-21 19:38:33,438 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) [2023-11-21 19:38:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 9170 states and 13256 transitions. [2023-11-21 19:38:33,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 19:38:33,442 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:33,442 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] [2023-11-21 19:38:33,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-21 19:38:33,442 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)] === [2023-11-21 19:38:33,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:33,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1528094978, now seen corresponding path program 1 times [2023-11-21 19:38:33,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:33,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484697603] [2023-11-21 19:38:33,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:33,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:33,513 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 19:38:33,514 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:33,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484697603] [2023-11-21 19:38:33,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484697603] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:33,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:33,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:33,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874630694] [2023-11-21 19:38:33,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:33,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:33,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:33,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:33,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:33,516 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) [2023-11-21 19:38:34,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:34,184 INFO L93 Difference]: Finished difference Result 18244 states and 26392 transitions. [2023-11-21 19:38:34,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:34,185 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 [2023-11-21 19:38:34,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:34,204 INFO L225 Difference]: With dead ends: 18244 [2023-11-21 19:38:34,204 INFO L226 Difference]: Without dead ends: 9178 [2023-11-21 19:38:34,216 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 [2023-11-21 19:38:34,216 INFO L413 NwaCegarLoop]: 372 mSDtfsCounter, 311 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2023-11-21 19:38:34,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 643 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-21 19:38:34,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9178 states. [2023-11-21 19:38:34,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9178 to 9170. [2023-11-21 19:38:34,665 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) [2023-11-21 19:38:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9170 states to 9170 states and 12910 transitions. [2023-11-21 19:38:34,684 INFO L78 Accepts]: Start accepts. Automaton has 9170 states and 12910 transitions. Word has length 107 [2023-11-21 19:38:34,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:34,685 INFO L495 AbstractCegarLoop]: Abstraction has 9170 states and 12910 transitions. [2023-11-21 19:38:34,685 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) [2023-11-21 19:38:34,685 INFO L276 IsEmpty]: Start isEmpty. Operand 9170 states and 12910 transitions. [2023-11-21 19:38:34,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-21 19:38:34,687 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:34,687 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] [2023-11-21 19:38:34,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-21 19:38:34,688 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)] === [2023-11-21 19:38:34,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:34,689 INFO L85 PathProgramCache]: Analyzing trace with hash 87353477, now seen corresponding path program 1 times [2023-11-21 19:38:34,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:34,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132562764] [2023-11-21 19:38:34,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:34,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:38:34,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:34,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132562764] [2023-11-21 19:38:34,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132562764] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:38:34,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122340644] [2023-11-21 19:38:34,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:34,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:38:34,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:38:34,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:38:34,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 19:38:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:34,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 19:38:34,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:38:35,046 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 19:38:35,046 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 19:38:35,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122340644] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:35,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 19:38:35,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-21 19:38:35,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922709939] [2023-11-21 19:38:35,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:35,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:35,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:35,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:35,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 19:38:35,049 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) [2023-11-21 19:38:35,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:35,520 INFO L93 Difference]: Finished difference Result 18236 states and 25700 transitions. [2023-11-21 19:38:35,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:35,521 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 [2023-11-21 19:38:35,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:35,539 INFO L225 Difference]: With dead ends: 18236 [2023-11-21 19:38:35,539 INFO L226 Difference]: Without dead ends: 9170 [2023-11-21 19:38:35,551 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 [2023-11-21 19:38:35,552 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 [2023-11-21 19:38:35,552 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] [2023-11-21 19:38:35,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9170 states. [2023-11-21 19:38:36,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9170 to 9170. [2023-11-21 19:38:36,068 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) [2023-11-21 19:38:36,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9170 states to 9170 states and 12762 transitions. [2023-11-21 19:38:36,085 INFO L78 Accepts]: Start accepts. Automaton has 9170 states and 12762 transitions. Word has length 107 [2023-11-21 19:38:36,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:36,085 INFO L495 AbstractCegarLoop]: Abstraction has 9170 states and 12762 transitions. [2023-11-21 19:38:36,086 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) [2023-11-21 19:38:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 9170 states and 12762 transitions. [2023-11-21 19:38:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 19:38:36,088 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:36,088 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] [2023-11-21 19:38:36,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 19:38:36,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-21 19:38:36,310 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)] === [2023-11-21 19:38:36,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:36,311 INFO L85 PathProgramCache]: Analyzing trace with hash 992392115, now seen corresponding path program 1 times [2023-11-21 19:38:36,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:36,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697831113] [2023-11-21 19:38:36,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:36,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:36,450 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 19:38:36,451 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:36,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697831113] [2023-11-21 19:38:36,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697831113] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:36,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:36,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:36,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312907992] [2023-11-21 19:38:36,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:36,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:38:36,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:36,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:38:36,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 19:38:36,453 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) [2023-11-21 19:38:37,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:37,482 INFO L93 Difference]: Finished difference Result 18576 states and 25842 transitions. [2023-11-21 19:38:37,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 19:38:37,483 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 [2023-11-21 19:38:37,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:37,527 INFO L225 Difference]: With dead ends: 18576 [2023-11-21 19:38:37,527 INFO L226 Difference]: Without dead ends: 18572 [2023-11-21 19:38:37,533 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 [2023-11-21 19:38:37,536 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 [2023-11-21 19:38:37,537 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] [2023-11-21 19:38:37,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18572 states. [2023-11-21 19:38:38,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18572 to 17291. [2023-11-21 19:38:38,391 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) [2023-11-21 19:38:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17291 states to 17291 states and 24242 transitions. [2023-11-21 19:38:38,425 INFO L78 Accepts]: Start accepts. Automaton has 17291 states and 24242 transitions. Word has length 109 [2023-11-21 19:38:38,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:38,425 INFO L495 AbstractCegarLoop]: Abstraction has 17291 states and 24242 transitions. [2023-11-21 19:38:38,425 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) [2023-11-21 19:38:38,426 INFO L276 IsEmpty]: Start isEmpty. Operand 17291 states and 24242 transitions. [2023-11-21 19:38:38,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-21 19:38:38,428 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:38,428 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] [2023-11-21 19:38:38,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-21 19:38:38,429 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)] === [2023-11-21 19:38:38,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:38,429 INFO L85 PathProgramCache]: Analyzing trace with hash 495421589, now seen corresponding path program 1 times [2023-11-21 19:38:38,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:38,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818886263] [2023-11-21 19:38:38,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:38,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:38,565 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 19:38:38,566 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:38,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818886263] [2023-11-21 19:38:38,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818886263] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:38:38,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918096926] [2023-11-21 19:38:38,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:38,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:38:38,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:38:38,568 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:38:38,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 19:38:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:38,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 19:38:38,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:38:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 19:38:38,763 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 19:38:38,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918096926] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:38,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 19:38:38,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-11-21 19:38:38,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165886371] [2023-11-21 19:38:38,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:38,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:38:38,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:38,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:38:38,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-11-21 19:38:38,766 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) [2023-11-21 19:38:39,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:39,532 INFO L93 Difference]: Finished difference Result 17484 states and 24479 transitions. [2023-11-21 19:38:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 19:38:39,534 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 [2023-11-21 19:38:39,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:39,568 INFO L225 Difference]: With dead ends: 17484 [2023-11-21 19:38:39,568 INFO L226 Difference]: Without dead ends: 17483 [2023-11-21 19:38:39,571 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 [2023-11-21 19:38:39,572 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 [2023-11-21 19:38:39,572 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] [2023-11-21 19:38:39,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17483 states. [2023-11-21 19:38:40,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17483 to 17290. [2023-11-21 19:38:40,174 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) [2023-11-21 19:38:40,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17290 states to 17290 states and 24230 transitions. [2023-11-21 19:38:40,205 INFO L78 Accepts]: Start accepts. Automaton has 17290 states and 24230 transitions. Word has length 113 [2023-11-21 19:38:40,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:40,206 INFO L495 AbstractCegarLoop]: Abstraction has 17290 states and 24230 transitions. [2023-11-21 19:38:40,206 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) [2023-11-21 19:38:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 17290 states and 24230 transitions. [2023-11-21 19:38:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-21 19:38:40,209 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:40,209 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] [2023-11-21 19:38:40,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-21 19:38:40,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:38:40,430 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)] === [2023-11-21 19:38:40,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:40,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1821799690, now seen corresponding path program 1 times [2023-11-21 19:38:40,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:40,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080110352] [2023-11-21 19:38:40,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:40,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 19:38:40,621 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:40,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080110352] [2023-11-21 19:38:40,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080110352] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:38:40,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1613711389] [2023-11-21 19:38:40,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:40,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:38:40,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:38:40,626 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:38:40,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-21 19:38:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:40,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 19:38:40,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:38:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 19:38:40,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 19:38:40,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1613711389] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:40,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 19:38:40,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-11-21 19:38:40,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538800188] [2023-11-21 19:38:40,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:40,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:40,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:40,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:40,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-21 19:38:40,765 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) [2023-11-21 19:38:41,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:41,416 INFO L93 Difference]: Finished difference Result 17459 states and 24443 transitions. [2023-11-21 19:38:41,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:41,416 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 [2023-11-21 19:38:41,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:41,453 INFO L225 Difference]: With dead ends: 17459 [2023-11-21 19:38:41,453 INFO L226 Difference]: Without dead ends: 17458 [2023-11-21 19:38:41,459 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 [2023-11-21 19:38:41,460 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 [2023-11-21 19:38:41,460 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] [2023-11-21 19:38:41,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17458 states. [2023-11-21 19:38:42,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17458 to 17289. [2023-11-21 19:38:42,331 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) [2023-11-21 19:38:42,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17289 states to 17289 states and 24218 transitions. [2023-11-21 19:38:42,373 INFO L78 Accepts]: Start accepts. Automaton has 17289 states and 24218 transitions. Word has length 114 [2023-11-21 19:38:42,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:42,373 INFO L495 AbstractCegarLoop]: Abstraction has 17289 states and 24218 transitions. [2023-11-21 19:38:42,374 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) [2023-11-21 19:38:42,374 INFO L276 IsEmpty]: Start isEmpty. Operand 17289 states and 24218 transitions. [2023-11-21 19:38:42,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-21 19:38:42,388 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:42,389 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] [2023-11-21 19:38:42,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-21 19:38:42,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-21 19:38:42,602 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)] === [2023-11-21 19:38:42,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:42,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1321344747, now seen corresponding path program 1 times [2023-11-21 19:38:42,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:42,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066668656] [2023-11-21 19:38:42,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:42,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:42,781 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 19:38:42,782 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:42,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066668656] [2023-11-21 19:38:42,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066668656] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:42,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:42,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:38:42,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781949393] [2023-11-21 19:38:42,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:42,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:38:42,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:42,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:38:42,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:38:42,786 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) [2023-11-21 19:38:43,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:43,242 INFO L93 Difference]: Finished difference Result 20868 states and 29078 transitions. [2023-11-21 19:38:43,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:38:43,243 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 [2023-11-21 19:38:43,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:43,251 INFO L225 Difference]: With dead ends: 20868 [2023-11-21 19:38:43,252 INFO L226 Difference]: Without dead ends: 3683 [2023-11-21 19:38:43,270 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 [2023-11-21 19:38:43,271 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 [2023-11-21 19:38:43,271 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] [2023-11-21 19:38:43,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3683 states. [2023-11-21 19:38:43,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3683 to 2771. [2023-11-21 19:38:43,452 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) [2023-11-21 19:38:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 2771 states and 3210 transitions. [2023-11-21 19:38:43,458 INFO L78 Accepts]: Start accepts. Automaton has 2771 states and 3210 transitions. Word has length 192 [2023-11-21 19:38:43,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:43,459 INFO L495 AbstractCegarLoop]: Abstraction has 2771 states and 3210 transitions. [2023-11-21 19:38:43,459 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) [2023-11-21 19:38:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3210 transitions. [2023-11-21 19:38:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-21 19:38:43,466 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:43,468 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] [2023-11-21 19:38:43,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-21 19:38:43,469 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)] === [2023-11-21 19:38:43,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:43,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1184810572, now seen corresponding path program 1 times [2023-11-21 19:38:43,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:43,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842301470] [2023-11-21 19:38:43,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:43,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 19:38:43,703 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:43,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842301470] [2023-11-21 19:38:43,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842301470] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:38:43,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522573320] [2023-11-21 19:38:43,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:43,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:38:43,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:38:43,705 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:38:43,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-21 19:38:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:43,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 19:38:43,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:38:44,044 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 19:38:44,044 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 19:38:44,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522573320] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:44,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 19:38:44,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2023-11-21 19:38:44,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044517384] [2023-11-21 19:38:44,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:44,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 19:38:44,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:44,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 19:38:44,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-21 19:38:44,051 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) [2023-11-21 19:38:44,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:44,243 INFO L93 Difference]: Finished difference Result 3491 states and 4047 transitions. [2023-11-21 19:38:44,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 19:38:44,244 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 [2023-11-21 19:38:44,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:44,246 INFO L225 Difference]: With dead ends: 3491 [2023-11-21 19:38:44,247 INFO L226 Difference]: Without dead ends: 1393 [2023-11-21 19:38:44,248 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 [2023-11-21 19:38:44,249 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 [2023-11-21 19:38:44,250 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] [2023-11-21 19:38:44,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1393 states. [2023-11-21 19:38:44,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1393 to 1391. [2023-11-21 19:38:44,319 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) [2023-11-21 19:38:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 1604 transitions. [2023-11-21 19:38:44,321 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 1604 transitions. Word has length 207 [2023-11-21 19:38:44,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:44,322 INFO L495 AbstractCegarLoop]: Abstraction has 1391 states and 1604 transitions. [2023-11-21 19:38:44,322 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) [2023-11-21 19:38:44,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1604 transitions. [2023-11-21 19:38:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-21 19:38:44,327 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:44,327 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] [2023-11-21 19:38:44,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-21 19:38:44,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:38:44,549 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)] === [2023-11-21 19:38:44,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:44,549 INFO L85 PathProgramCache]: Analyzing trace with hash 138408770, now seen corresponding path program 1 times [2023-11-21 19:38:44,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:44,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266618180] [2023-11-21 19:38:44,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:44,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 19:38:44,693 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:44,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266618180] [2023-11-21 19:38:44,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266618180] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:44,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:44,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 19:38:44,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274853550] [2023-11-21 19:38:44,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:44,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 19:38:44,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:44,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 19:38:44,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 19:38:44,696 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) [2023-11-21 19:38:44,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:44,885 INFO L93 Difference]: Finished difference Result 1933 states and 2230 transitions. [2023-11-21 19:38:44,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 19:38:44,885 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 [2023-11-21 19:38:44,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:44,888 INFO L225 Difference]: With dead ends: 1933 [2023-11-21 19:38:44,888 INFO L226 Difference]: Without dead ends: 1419 [2023-11-21 19:38:44,889 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 [2023-11-21 19:38:44,890 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 [2023-11-21 19:38:44,890 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] [2023-11-21 19:38:44,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2023-11-21 19:38:44,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 1367. [2023-11-21 19:38:44,944 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) [2023-11-21 19:38:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1367 states and 1564 transitions. [2023-11-21 19:38:44,946 INFO L78 Accepts]: Start accepts. Automaton has 1367 states and 1564 transitions. Word has length 208 [2023-11-21 19:38:44,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:44,946 INFO L495 AbstractCegarLoop]: Abstraction has 1367 states and 1564 transitions. [2023-11-21 19:38:44,946 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) [2023-11-21 19:38:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1564 transitions. [2023-11-21 19:38:44,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-21 19:38:44,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:38:44,951 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] [2023-11-21 19:38:44,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-21 19:38:44,952 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)] === [2023-11-21 19:38:44,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:38:44,952 INFO L85 PathProgramCache]: Analyzing trace with hash 574093925, now seen corresponding path program 1 times [2023-11-21 19:38:44,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:38:44,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922425731] [2023-11-21 19:38:44,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:38:44,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:38:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:38:45,140 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 19:38:45,141 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:38:45,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922425731] [2023-11-21 19:38:45,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922425731] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:38:45,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:38:45,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 19:38:45,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622515213] [2023-11-21 19:38:45,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:38:45,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 19:38:45,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:38:45,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 19:38:45,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 19:38:45,144 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) [2023-11-21 19:38:45,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:38:45,305 INFO L93 Difference]: Finished difference Result 1379 states and 1576 transitions. [2023-11-21 19:38:45,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 19:38:45,306 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 [2023-11-21 19:38:45,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:38:45,306 INFO L225 Difference]: With dead ends: 1379 [2023-11-21 19:38:45,307 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 19:38:45,308 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 [2023-11-21 19:38:45,308 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 [2023-11-21 19:38:45,308 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] [2023-11-21 19:38:45,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 19:38:45,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 19:38:45,309 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) [2023-11-21 19:38:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 19:38:45,310 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 209 [2023-11-21 19:38:45,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:38:45,310 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 19:38:45,310 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) [2023-11-21 19:38:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 19:38:45,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 19:38:45,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-21 19:38:45,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-21 19:38:45,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-21 19:38:45,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-21 19:38:45,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-21 19:38:45,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-21 19:38:45,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-21 19:38:45,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-21 19:38:45,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-21 19:38:45,317 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 19:38:53,785 WARN L293 SmtUtils]: Spent 8.05s 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) [2023-11-21 19:39:01,018 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 479) no Hoare annotation was computed. [2023-11-21 19:39:01,019 INFO L899 garLoopResultBuilder]: For program point $Ultimate##406(lines 764 808) no Hoare annotation was computed. [2023-11-21 19:39:01,019 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 617) no Hoare annotation was computed. [2023-11-21 19:39:01,019 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 130) no Hoare annotation was computed. [2023-11-21 19:39:01,019 INFO L899 garLoopResultBuilder]: For program point $Ultimate##412(lines 772 807) no Hoare annotation was computed. [2023-11-21 19:39:01,019 INFO L899 garLoopResultBuilder]: For program point L829(line 829) no Hoare annotation was computed. [2023-11-21 19:39:01,019 INFO L899 garLoopResultBuilder]: For program point L829-1(line 829) no Hoare annotation was computed. [2023-11-21 19:39:01,020 INFO L899 garLoopResultBuilder]: For program point $Ultimate##418(lines 780 806) no Hoare annotation was computed. [2023-11-21 19:39:01,020 INFO L899 garLoopResultBuilder]: For program point L829-2(lines 829 835) no Hoare annotation was computed. [2023-11-21 19:39:01,020 INFO L899 garLoopResultBuilder]: For program point L829-3(lines 829 835) no Hoare annotation was computed. [2023-11-21 19:39:01,020 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2023-11-21 19:39:01,020 INFO L899 garLoopResultBuilder]: For program point $Ultimate##424(lines 788 805) no Hoare annotation was computed. [2023-11-21 19:39:01,020 INFO L899 garLoopResultBuilder]: For program point s_run_returnLabel#1(lines 851 1112) no Hoare annotation was computed. [2023-11-21 19:39:01,021 INFO L899 garLoopResultBuilder]: For program point $Ultimate##430(lines 796 804) no Hoare annotation was computed. [2023-11-21 19:39:01,021 INFO L899 garLoopResultBuilder]: For program point L1095(lines 1087 1104) no Hoare annotation was computed. [2023-11-21 19:39:01,021 INFO L902 garLoopResultBuilder]: At program point L831(line 831) the Hoare annotation is: true [2023-11-21 19:39:01,021 INFO L899 garLoopResultBuilder]: For program point L765(lines 765 769) no Hoare annotation was computed. [2023-11-21 19:39:01,021 INFO L899 garLoopResultBuilder]: For program point L699(lines 699 703) no Hoare annotation was computed. [2023-11-21 19:39:01,021 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 129) no Hoare annotation was computed. [2023-11-21 19:39:01,022 INFO L899 garLoopResultBuilder]: For program point $Ultimate##200(lines 364 372) no Hoare annotation was computed. [2023-11-21 19:39:01,022 INFO L899 garLoopResultBuilder]: For program point $Ultimate##442(lines 818 826) no Hoare annotation was computed. [2023-11-21 19:39:01,022 INFO L899 garLoopResultBuilder]: For program point $Ultimate##600(lines 1271 1315) no Hoare annotation was computed. [2023-11-21 19:39:01,022 INFO L899 garLoopResultBuilder]: For program point $Ultimate##606(lines 1279 1314) no Hoare annotation was computed. [2023-11-21 19:39:01,022 INFO L899 garLoopResultBuilder]: For program point $Ultimate##612(lines 1287 1313) no Hoare annotation was computed. [2023-11-21 19:39:01,022 INFO L899 garLoopResultBuilder]: For program point $Ultimate##618(lines 1295 1312) no Hoare annotation was computed. [2023-11-21 19:39:01,023 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1300) no Hoare annotation was computed. [2023-11-21 19:39:01,023 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 243) no Hoare annotation was computed. [2023-11-21 19:39:01,026 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 970) no Hoare annotation was computed. [2023-11-21 19:39:01,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##624(lines 1303 1311) no Hoare annotation was computed. [2023-11-21 19:39:01,026 INFO L899 garLoopResultBuilder]: For program point m_run_returnLabel#1(lines 85 844) no Hoare annotation was computed. [2023-11-21 19:39:01,026 INFO L899 garLoopResultBuilder]: For program point L174(lines 144 175) no Hoare annotation was computed. [2023-11-21 19:39:01,026 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 128) no Hoare annotation was computed. [2023-11-21 19:39:01,026 INFO L899 garLoopResultBuilder]: For program point L1033(lines 1033 1086) no Hoare annotation was computed. [2023-11-21 19:39:01,027 INFO L899 garLoopResultBuilder]: For program point $Ultimate##636(lines 1325 1333) no Hoare annotation was computed. [2023-11-21 19:39:01,027 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2023-11-21 19:39:01,027 INFO L899 garLoopResultBuilder]: For program point L1034(lines 1034 1038) no Hoare annotation was computed. [2023-11-21 19:39:01,027 INFO L899 garLoopResultBuilder]: For program point L836(line 836) no Hoare annotation was computed. [2023-11-21 19:39:01,028 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))) [2023-11-21 19:39:01,028 INFO L899 garLoopResultBuilder]: For program point L639(lines 638 666) no Hoare annotation was computed. [2023-11-21 19:39:01,028 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 577) no Hoare annotation was computed. [2023-11-21 19:39:01,028 INFO L899 garLoopResultBuilder]: For program point L111(lines 111 127) no Hoare annotation was computed. [2023-11-21 19:39:01,028 INFO L899 garLoopResultBuilder]: For program point L904(lines 878 905) no Hoare annotation was computed. [2023-11-21 19:39:01,028 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))) [2023-11-21 19:39:01,029 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 777) no Hoare annotation was computed. [2023-11-21 19:39:01,029 INFO L899 garLoopResultBuilder]: For program point L707(lines 707 711) no Hoare annotation was computed. [2023-11-21 19:39:01,029 INFO L899 garLoopResultBuilder]: For program point L179(lines 178 206) no Hoare annotation was computed. [2023-11-21 19:39:01,029 INFO L899 garLoopResultBuilder]: For program point L1303(lines 1255 1344) no Hoare annotation was computed. [2023-11-21 19:39:01,029 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1241) no Hoare annotation was computed. [2023-11-21 19:39:01,029 INFO L899 garLoopResultBuilder]: For program point L114(lines 114 126) no Hoare annotation was computed. [2023-11-21 19:39:01,030 INFO L899 garLoopResultBuilder]: For program point L973(lines 965 982) no Hoare annotation was computed. [2023-11-21 19:39:01,030 INFO L899 garLoopResultBuilder]: For program point L379(lines 379 383) no Hoare annotation was computed. [2023-11-21 19:39:01,030 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 251) no Hoare annotation was computed. [2023-11-21 19:39:01,030 INFO L899 garLoopResultBuilder]: For program point L446(lines 134 480) no Hoare annotation was computed. [2023-11-21 19:39:01,030 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 829) no Hoare annotation was computed. [2023-11-21 19:39:01,030 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 125) no Hoare annotation was computed. [2023-11-21 19:39:01,031 INFO L899 garLoopResultBuilder]: For program point L1042(lines 1042 1046) no Hoare annotation was computed. [2023-11-21 19:39:01,031 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 964) no Hoare annotation was computed. [2023-11-21 19:39:01,031 INFO L899 garLoopResultBuilder]: For program point L581(lines 581 585) no Hoare annotation was computed. [2023-11-21 19:39:01,031 INFO L899 garLoopResultBuilder]: For program point L317(lines 287 318) no Hoare annotation was computed. [2023-11-21 19:39:01,031 INFO L899 garLoopResultBuilder]: For program point L912(lines 912 916) no Hoare annotation was computed. [2023-11-21 19:39:01,031 INFO L899 garLoopResultBuilder]: For program point L714(lines 485 837) no Hoare annotation was computed. [2023-11-21 19:39:01,031 INFO L899 garLoopResultBuilder]: For program point L1177-1(lines 1170 1349) no Hoare annotation was computed. [2023-11-21 19:39:01,032 INFO L899 garLoopResultBuilder]: For program point L120(lines 120 124) no Hoare annotation was computed. [2023-11-21 19:39:01,032 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 785) no Hoare annotation was computed. [2023-11-21 19:39:01,032 INFO L899 garLoopResultBuilder]: For program point L386(lines 378 395) no Hoare annotation was computed. [2023-11-21 19:39:01,032 INFO L899 garLoopResultBuilder]: For program point L254(lines 134 480) no Hoare annotation was computed. [2023-11-21 19:39:01,032 INFO L899 garLoopResultBuilder]: For program point $Ultimate##299(lines 572 616) no Hoare annotation was computed. [2023-11-21 19:39:01,032 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 19:39:01,032 INFO L899 garLoopResultBuilder]: For program point L1050(lines 1050 1054) no Hoare annotation was computed. [2023-11-21 19:39:01,033 INFO L899 garLoopResultBuilder]: For program point L324(lines 324 377) no Hoare annotation was computed. [2023-11-21 19:39:01,033 INFO L899 garLoopResultBuilder]: For program point L1183(lines 1183 1187) no Hoare annotation was computed. [2023-11-21 19:39:01,033 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 999) no Hoare annotation was computed. [2023-11-21 19:39:01,033 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 593) no Hoare annotation was computed. [2023-11-21 19:39:01,033 INFO L899 garLoopResultBuilder]: For program point $Ultimate##494(lines 935 961) no Hoare annotation was computed. [2023-11-21 19:39:01,033 INFO L899 garLoopResultBuilder]: For program point $Ultimate##251(lines 446 454) no Hoare annotation was computed. [2023-11-21 19:39:01,034 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 329) no Hoare annotation was computed. [2023-11-21 19:39:01,034 INFO L899 garLoopResultBuilder]: For program point L920(lines 920 924) no Hoare annotation was computed. [2023-11-21 19:39:01,034 INFO L899 garLoopResultBuilder]: For program point L524(lines 494 525) no Hoare annotation was computed. [2023-11-21 19:39:01,034 INFO L899 garLoopResultBuilder]: For program point $Ultimate##263(lines 468 476) no Hoare annotation was computed. [2023-11-21 19:39:01,034 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 143) no Hoare annotation was computed. [2023-11-21 19:39:01,034 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 793) no Hoare annotation was computed. [2023-11-21 19:39:01,034 INFO L899 garLoopResultBuilder]: For program point L1318(lines 1318 1322) no Hoare annotation was computed. [2023-11-21 19:39:01,035 INFO L899 garLoopResultBuilder]: For program point L1120(lines 1119 1160) no Hoare annotation was computed. [2023-11-21 19:39:01,035 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 465) no Hoare annotation was computed. [2023-11-21 19:39:01,035 INFO L899 garLoopResultBuilder]: For program point L131(lines 101 843) no Hoare annotation was computed. [2023-11-21 19:39:01,035 INFO L899 garLoopResultBuilder]: For program point $Ultimate##212(lines 386 394) no Hoare annotation was computed. [2023-11-21 19:39:01,035 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)) [2023-11-21 19:39:01,036 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 69) no Hoare annotation was computed. [2023-11-21 19:39:01,036 INFO L899 garLoopResultBuilder]: For program point $Ultimate##227(lines 414 458) no Hoare annotation was computed. [2023-11-21 19:39:01,036 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 998) no Hoare annotation was computed. [2023-11-21 19:39:01,036 INFO L899 garLoopResultBuilder]: For program point L529(lines 528 556) no Hoare annotation was computed. [2023-11-21 19:39:01,036 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 403) no Hoare annotation was computed. [2023-11-21 19:39:01,036 INFO L899 garLoopResultBuilder]: For program point L397-1(lines 397 403) no Hoare annotation was computed. [2023-11-21 19:39:01,036 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1128) no Hoare annotation was computed. [2023-11-21 19:39:01,037 INFO L899 garLoopResultBuilder]: For program point L1124-1(lines 1119 1160) no Hoare annotation was computed. [2023-11-21 19:39:01,037 INFO L899 garLoopResultBuilder]: For program point $Ultimate##233(lines 422 457) no Hoare annotation was computed. [2023-11-21 19:39:01,037 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1062) no Hoare annotation was computed. [2023-11-21 19:39:01,037 INFO L899 garLoopResultBuilder]: For program point $Ultimate##239(lines 430 456) no Hoare annotation was computed. [2023-11-21 19:39:01,037 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1195) no Hoare annotation was computed. [2023-11-21 19:39:01,037 INFO L899 garLoopResultBuilder]: For program point $Ultimate##482(lines 919 963) no Hoare annotation was computed. [2023-11-21 19:39:01,038 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))) [2023-11-21 19:39:01,038 INFO L899 garLoopResultBuilder]: For program point $Ultimate##488(lines 927 962) no Hoare annotation was computed. [2023-11-21 19:39:01,038 INFO L899 garLoopResultBuilder]: For program point $Ultimate##245(lines 438 455) no Hoare annotation was computed. [2023-11-21 19:39:01,038 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 873) no Hoare annotation was computed. [2023-11-21 19:39:01,038 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 733) no Hoare annotation was computed. [2023-11-21 19:39:01,038 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 601) no Hoare annotation was computed. [2023-11-21 19:39:01,039 INFO L902 garLoopResultBuilder]: At program point L399(line 399) the Hoare annotation is: true [2023-11-21 19:39:01,039 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 337) no Hoare annotation was computed. [2023-11-21 19:39:01,039 INFO L899 garLoopResultBuilder]: For program point L135(lines 134 480) no Hoare annotation was computed. [2023-11-21 19:39:01,039 INFO L902 garLoopResultBuilder]: At program point L69(line 69) the Hoare annotation is: true [2023-11-21 19:39:01,039 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 66 69) no Hoare annotation was computed. [2023-11-21 19:39:01,039 INFO L899 garLoopResultBuilder]: For program point L928(lines 928 932) no Hoare annotation was computed. [2023-11-21 19:39:01,040 INFO L899 garLoopResultBuilder]: For program point L796(lines 485 837) no Hoare annotation was computed. [2023-11-21 19:39:01,040 INFO L899 garLoopResultBuilder]: For program point L1325(lines 1255 1344) no Hoare annotation was computed. [2023-11-21 19:39:01,040 INFO L899 garLoopResultBuilder]: For program point $Ultimate##305(lines 580 615) no Hoare annotation was computed. [2023-11-21 19:39:01,040 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 273) no Hoare annotation was computed. [2023-11-21 19:39:01,040 INFO L899 garLoopResultBuilder]: For program point $Ultimate##550(lines 1041 1085) no Hoare annotation was computed. [2023-11-21 19:39:01,040 INFO L899 garLoopResultBuilder]: For program point $Ultimate##311(lines 588 614) no Hoare annotation was computed. [2023-11-21 19:39:01,040 INFO L899 garLoopResultBuilder]: For program point $Ultimate##317(lines 596 613) no Hoare annotation was computed. [2023-11-21 19:39:01,041 INFO L899 garLoopResultBuilder]: For program point L864(lines 864 872) no Hoare annotation was computed. [2023-11-21 19:39:01,041 INFO L899 garLoopResultBuilder]: For program point $Ultimate##556(lines 1049 1084) no Hoare annotation was computed. [2023-11-21 19:39:01,041 INFO L899 garLoopResultBuilder]: For program point L468(lines 460 477) no Hoare annotation was computed. [2023-11-21 19:39:01,041 INFO L899 garLoopResultBuilder]: For program point $Ultimate##562(lines 1057 1083) no Hoare annotation was computed. [2023-11-21 19:39:01,041 INFO L899 garLoopResultBuilder]: For program point $Ultimate##323(lines 604 612) no Hoare annotation was computed. [2023-11-21 19:39:01,041 INFO L899 garLoopResultBuilder]: For program point L667(lines 637 668) no Hoare annotation was computed. [2023-11-21 19:39:01,042 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1119 1160) no Hoare annotation was computed. [2023-11-21 19:39:01,042 INFO L899 garLoopResultBuilder]: For program point L1263(lines 1263 1316) no Hoare annotation was computed. [2023-11-21 19:39:01,042 INFO L899 garLoopResultBuilder]: For program point $Ultimate##500(lines 943 960) no Hoare annotation was computed. [2023-11-21 19:39:01,042 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 871) no Hoare annotation was computed. [2023-11-21 19:39:01,042 INFO L899 garLoopResultBuilder]: For program point $Ultimate##506(lines 951 959) no Hoare annotation was computed. [2023-11-21 19:39:01,042 INFO L899 garLoopResultBuilder]: For program point L1264(lines 1264 1268) no Hoare annotation was computed. [2023-11-21 19:39:01,042 INFO L899 garLoopResultBuilder]: For program point L207(lines 177 208) no Hoare annotation was computed. [2023-11-21 19:39:01,043 INFO L899 garLoopResultBuilder]: For program point L1066(lines 1066 1070) no Hoare annotation was computed. [2023-11-21 19:39:01,043 INFO L899 garLoopResultBuilder]: For program point L736(lines 728 745) no Hoare annotation was computed. [2023-11-21 19:39:01,043 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 479) no Hoare annotation was computed. [2023-11-21 19:39:01,043 INFO L899 garLoopResultBuilder]: For program point L604(lines 485 837) no Hoare annotation was computed. [2023-11-21 19:39:01,043 INFO L899 garLoopResultBuilder]: For program point $Ultimate##518(lines 973 981) no Hoare annotation was computed. [2023-11-21 19:39:01,043 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 459) no Hoare annotation was computed. [2023-11-21 19:39:01,044 INFO L899 garLoopResultBuilder]: For program point L1199(lines 1199 1203) no Hoare annotation was computed. [2023-11-21 19:39:01,044 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 79) no Hoare annotation was computed. [2023-11-21 19:39:01,044 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))) [2023-11-21 19:39:01,044 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 411) no Hoare annotation was computed. [2023-11-21 19:39:01,044 INFO L899 garLoopResultBuilder]: For program point L341(lines 341 345) no Hoare annotation was computed. [2023-11-21 19:39:01,045 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-11-21 19:39:01,045 INFO L899 garLoopResultBuilder]: For program point L1134(lines 1134 1141) no Hoare annotation was computed. [2023-11-21 19:39:01,045 INFO L899 garLoopResultBuilder]: For program point L143-1(line 143) no Hoare annotation was computed. [2023-11-21 19:39:01,045 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1001 1025) no Hoare annotation was computed. [2023-11-21 19:39:01,045 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 836) no Hoare annotation was computed. [2023-11-21 19:39:01,045 INFO L899 garLoopResultBuilder]: For program point L936(lines 936 940) no Hoare annotation was computed. [2023-11-21 19:39:01,045 INFO L899 garLoopResultBuilder]: For program point L276(lines 268 285) no Hoare annotation was computed. [2023-11-21 19:39:01,046 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))) [2023-11-21 19:39:01,046 INFO L902 garLoopResultBuilder]: At program point L79(line 79) the Hoare annotation is: true [2023-11-21 19:39:01,046 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 74 82) no Hoare annotation was computed. [2023-11-21 19:39:01,046 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 727) no Hoare annotation was computed. [2023-11-21 19:39:01,046 INFO L899 garLoopResultBuilder]: For program point L146(lines 145 173) no Hoare annotation was computed. [2023-11-21 19:39:01,047 INFO L899 garLoopResultBuilder]: For program point L675(lines 675 679) no Hoare annotation was computed. [2023-11-21 19:39:01,047 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 829) no Hoare annotation was computed. [2023-11-21 19:39:01,047 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 267) no Hoare annotation was computed. [2023-11-21 19:39:01,047 INFO L899 garLoopResultBuilder]: For program point L1073(lines 876 1106) no Hoare annotation was computed. [2023-11-21 19:39:01,047 INFO L899 garLoopResultBuilder]: For program point L479(line 479) no Hoare annotation was computed. [2023-11-21 19:39:01,047 INFO L899 garLoopResultBuilder]: For program point L479-1(line 479) no Hoare annotation was computed. [2023-11-21 19:39:01,048 INFO L899 garLoopResultBuilder]: For program point L1338(lines 1338 1342) no Hoare annotation was computed. [2023-11-21 19:39:01,048 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))) [2023-11-21 19:39:01,048 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1276) no Hoare annotation was computed. [2023-11-21 19:39:01,048 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 219) no Hoare annotation was computed. [2023-11-21 19:39:01,048 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))) [2023-11-21 19:39:01,049 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1211) no Hoare annotation was computed. [2023-11-21 19:39:01,049 INFO L899 garLoopResultBuilder]: For program point L811(lines 811 815) no Hoare annotation was computed. [2023-11-21 19:39:01,049 INFO L899 garLoopResultBuilder]: For program point L481(lines 133 482) no Hoare annotation was computed. [2023-11-21 19:39:01,049 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 419) no Hoare annotation was computed. [2023-11-21 19:39:01,049 INFO L899 garLoopResultBuilder]: For program point L349(lines 349 353) no Hoare annotation was computed. [2023-11-21 19:39:01,049 INFO L899 garLoopResultBuilder]: For program point L944(lines 944 948) no Hoare annotation was computed. [2023-11-21 19:39:01,049 INFO L899 garLoopResultBuilder]: For program point start_simulation_returnLabel#1(lines 1167 1350) no Hoare annotation was computed. [2023-11-21 19:39:01,050 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)))) [2023-11-21 19:39:01,050 INFO L899 garLoopResultBuilder]: For program point L747(lines 747 753) no Hoare annotation was computed. [2023-11-21 19:39:01,050 INFO L899 garLoopResultBuilder]: For program point L747-1(lines 747 753) no Hoare annotation was computed. [2023-11-21 19:39:01,050 INFO L899 garLoopResultBuilder]: For program point L880(lines 879 903) no Hoare annotation was computed. [2023-11-21 19:39:01,050 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))) [2023-11-21 19:39:01,051 INFO L902 garLoopResultBuilder]: At program point L749(line 749) the Hoare annotation is: true [2023-11-21 19:39:01,051 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 687) no Hoare annotation was computed. [2023-11-21 19:39:01,051 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)))) [2023-11-21 19:39:01,051 INFO L899 garLoopResultBuilder]: For program point $Ultimate##176(lines 332 376) no Hoare annotation was computed. [2023-11-21 19:39:01,051 INFO L899 garLoopResultBuilder]: For program point L486(lines 485 837) no Hoare annotation was computed. [2023-11-21 19:39:01,052 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))) [2023-11-21 19:39:01,052 INFO L899 garLoopResultBuilder]: For program point $Ultimate##182(lines 340 375) no Hoare annotation was computed. [2023-11-21 19:39:01,052 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 623) no Hoare annotation was computed. [2023-11-21 19:39:01,052 INFO L899 garLoopResultBuilder]: For program point $Ultimate##188(lines 348 374) no Hoare annotation was computed. [2023-11-21 19:39:01,052 INFO L899 garLoopResultBuilder]: For program point L289(lines 288 316) no Hoare annotation was computed. [2023-11-21 19:39:01,052 INFO L899 garLoopResultBuilder]: For program point L1280(lines 1280 1284) no Hoare annotation was computed. [2023-11-21 19:39:01,053 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 227) no Hoare annotation was computed. [2023-11-21 19:39:01,053 INFO L899 garLoopResultBuilder]: For program point $Ultimate##50(lines 1244 1252) no Hoare annotation was computed. [2023-11-21 19:39:01,053 INFO L899 garLoopResultBuilder]: For program point L818(lines 810 827) no Hoare annotation was computed. [2023-11-21 19:39:01,053 INFO L899 garLoopResultBuilder]: For program point $Ultimate##194(lines 356 373) no Hoare annotation was computed. [2023-11-21 19:39:01,053 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1219) no Hoare annotation was computed. [2023-11-21 19:39:01,053 INFO L899 garLoopResultBuilder]: For program point L1149(lines 1149 1156) no Hoare annotation was computed. [2023-11-21 19:39:01,053 INFO L899 garLoopResultBuilder]: For program point L951(lines 876 1106) no Hoare annotation was computed. [2023-11-21 19:39:01,054 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 836) no Hoare annotation was computed. [2023-11-21 19:39:01,054 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2023-11-21 19:39:01,054 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 361) no Hoare annotation was computed. [2023-11-21 19:39:01,054 INFO L899 garLoopResultBuilder]: For program point $Ultimate##38(lines 1222 1230) no Hoare annotation was computed. [2023-11-21 19:39:01,054 INFO L899 garLoopResultBuilder]: For program point $Ultimate##32(lines 1214 1231) no Hoare annotation was computed. [2023-11-21 19:39:01,054 INFO L899 garLoopResultBuilder]: For program point $Ultimate##132(lines 238 264) no Hoare annotation was computed. [2023-11-21 19:39:01,055 INFO L899 garLoopResultBuilder]: For program point $Ultimate##373(lines 706 723) no Hoare annotation was computed. [2023-11-21 19:39:01,055 INFO L899 garLoopResultBuilder]: For program point $Ultimate##379(lines 714 722) no Hoare annotation was computed. [2023-11-21 19:39:01,055 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 143) no Hoare annotation was computed. [2023-11-21 19:39:01,055 INFO L899 garLoopResultBuilder]: For program point $Ultimate##138(lines 246 263) no Hoare annotation was computed. [2023-11-21 19:39:01,055 INFO L899 garLoopResultBuilder]: For program point $Ultimate##26(lines 1206 1232) no Hoare annotation was computed. [2023-11-21 19:39:01,055 INFO L899 garLoopResultBuilder]: For program point L557(lines 527 558) no Hoare annotation was computed. [2023-11-21 19:39:01,056 INFO L899 garLoopResultBuilder]: For program point $Ultimate##144(lines 254 262) no Hoare annotation was computed. [2023-11-21 19:39:01,056 INFO L899 garLoopResultBuilder]: For program point $Ultimate##20(lines 1198 1233) no Hoare annotation was computed. [2023-11-21 19:39:01,056 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 809) no Hoare annotation was computed. [2023-11-21 19:39:01,056 INFO L899 garLoopResultBuilder]: For program point $Ultimate##391(lines 736 744) no Hoare annotation was computed. [2023-11-21 19:39:01,056 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 19:39:01,056 INFO L899 garLoopResultBuilder]: For program point $Ultimate##14(lines 1190 1234) no Hoare annotation was computed. [2023-11-21 19:39:01,056 INFO L899 garLoopResultBuilder]: For program point $Ultimate##156(lines 276 284) no Hoare annotation was computed. [2023-11-21 19:39:01,057 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2023-11-21 19:39:01,057 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 695) no Hoare annotation was computed. [2023-11-21 19:39:01,057 INFO L899 garLoopResultBuilder]: For program point L1088(lines 1088 1092) no Hoare annotation was computed. [2023-11-21 19:39:01,057 INFO L899 garLoopResultBuilder]: For program point $Ultimate##568(lines 1065 1082) no Hoare annotation was computed. [2023-11-21 19:39:01,057 INFO L899 garLoopResultBuilder]: For program point eval_returnLabel#1(lines 1113 1166) no Hoare annotation was computed. [2023-11-21 19:39:01,057 INFO L899 garLoopResultBuilder]: For program point L626(lines 618 635) no Hoare annotation was computed. [2023-11-21 19:39:01,057 INFO L899 garLoopResultBuilder]: For program point $Ultimate##335(lines 626 634) no Hoare annotation was computed. [2023-11-21 19:39:01,058 INFO L899 garLoopResultBuilder]: For program point $Ultimate##574(lines 1073 1081) no Hoare annotation was computed. [2023-11-21 19:39:01,058 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)) [2023-11-21 19:39:01,058 INFO L899 garLoopResultBuilder]: For program point L1288(lines 1288 1292) no Hoare annotation was computed. [2023-11-21 19:39:01,058 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 235) no Hoare annotation was computed. [2023-11-21 19:39:01,058 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1170 1349) no Hoare annotation was computed. [2023-11-21 19:39:01,059 INFO L899 garLoopResultBuilder]: For program point $Ultimate##586(lines 1095 1103) no Hoare annotation was computed. [2023-11-21 19:39:01,059 INFO L899 garLoopResultBuilder]: For program point L496(lines 495 523) no Hoare annotation was computed. [2023-11-21 19:39:01,059 INFO L899 garLoopResultBuilder]: For program point L364(lines 134 480) no Hoare annotation was computed. [2023-11-21 19:39:01,059 INFO L899 garLoopResultBuilder]: For program point $Ultimate##355(lines 682 726) no Hoare annotation was computed. [2023-11-21 19:39:01,059 INFO L899 garLoopResultBuilder]: For program point L431(lines 431 435) no Hoare annotation was computed. [2023-11-21 19:39:01,059 INFO L899 garLoopResultBuilder]: For program point $Ultimate##120(lines 222 266) no Hoare annotation was computed. [2023-11-21 19:39:01,059 INFO L899 garLoopResultBuilder]: For program point $Ultimate##361(lines 690 725) no Hoare annotation was computed. [2023-11-21 19:39:01,060 INFO L899 garLoopResultBuilder]: For program point $Ultimate##126(lines 230 265) no Hoare annotation was computed. [2023-11-21 19:39:01,060 INFO L899 garLoopResultBuilder]: For program point $Ultimate##367(lines 698 724) no Hoare annotation was computed. [2023-11-21 19:39:01,060 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1000 1027) no Hoare annotation was computed. [2023-11-21 19:39:01,060 INFO L899 garLoopResultBuilder]: For program point errorEXIT(lines 16 23) no Hoare annotation was computed. [2023-11-21 19:39:01,060 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 16 23) the Hoare annotation is: true [2023-11-21 19:39:01,064 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] [2023-11-21 19:39:01,066 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 19:39:01,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 07:39:01 BoogieIcfgContainer [2023-11-21 19:39:01,115 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 19:39:01,116 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 19:39:01,116 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 19:39:01,116 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 19:39:01,117 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:38:24" (3/4) ... [2023-11-21 19:39:01,121 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 19:39:01,124 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure error [2023-11-21 19:39:01,151 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2023-11-21 19:39:01,153 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 19:39:01,155 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 19:39:01,157 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 19:39:01,427 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/witness.graphml [2023-11-21 19:39:01,428 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/witness.yml [2023-11-21 19:39:01,428 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 19:39:01,429 INFO L158 Benchmark]: Toolchain (without parser) took 39247.61ms. Allocated memory was 163.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 122.4MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 349.0MB. Max. memory is 16.1GB. [2023-11-21 19:39:01,433 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 86.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:39:01,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.77ms. Allocated memory is still 163.6MB. Free memory was 122.4MB in the beginning and 101.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 19:39:01,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.18ms. Allocated memory is still 163.6MB. Free memory was 101.4MB in the beginning and 97.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 19:39:01,434 INFO L158 Benchmark]: Boogie Preprocessor took 56.84ms. Allocated memory is still 163.6MB. Free memory was 97.8MB in the beginning and 94.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 19:39:01,435 INFO L158 Benchmark]: RCFGBuilder took 1248.51ms. Allocated memory is still 163.6MB. Free memory was 94.2MB in the beginning and 71.5MB in the end (delta: 22.7MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-21 19:39:01,435 INFO L158 Benchmark]: TraceAbstraction took 37049.29ms. Allocated memory was 163.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 71.5MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 996.1MB. Max. memory is 16.1GB. [2023-11-21 19:39:01,436 INFO L158 Benchmark]: Witness Printer took 312.23ms. Allocated memory is still 1.7GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 19:39:01,440 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 86.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.77ms. Allocated memory is still 163.6MB. Free memory was 122.4MB in the beginning and 101.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.18ms. Allocated memory is still 163.6MB. Free memory was 101.4MB in the beginning and 97.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.84ms. Allocated memory is still 163.6MB. Free memory was 97.8MB in the beginning and 94.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1248.51ms. Allocated memory is still 163.6MB. Free memory was 94.2MB in the beginning and 71.5MB in the end (delta: 22.7MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * TraceAbstraction took 37049.29ms. Allocated memory was 163.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 71.5MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 996.1MB. Max. memory is 16.1GB. * Witness Printer took 312.23ms. Allocated memory is still 1.7GB. Free memory was 1.3GB in the beginning and 1.3GB 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: 36.9s, OverallIterations: 22, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7124 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7124 mSDsluCounter, 16151 SdHoareTripleChecker+Invalid, 3.3s 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, 0.3s 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: 5.7s AutomataMinimizationTime, 22 MinimizatonAttempts, 7227 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 19 LocationsWithAnnotation, 33 PreInvPairs, 227 NumberOfFragments, 1250 HoareAnnotationTreeSize, 33 FomulaSimplifications, 224311 FormulaSimplificationTreeSizeReduction, 11.0s HoareSimplificationTime, 19 FomulaSimplificationsInter, 28532 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s 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! [2023-11-21 19:39:01,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2d6791-5d27-45d4-a1ab-0221d462798d/bin/utaipan-verify-QoSU8krkJ5/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