./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a 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_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2 --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 793d3ae47d9fc4ebb5a54c7d2dd65faedf867113469c07960f140f3fbc1f43d6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:37:52,173 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:37:52,262 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-02 12:37:52,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:37:52,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:37:52,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:37:52,304 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:37:52,304 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:37:52,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:37:52,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:37:52,309 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:37:52,310 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:37:52,310 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:37:52,310 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:37:52,311 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:37:52,311 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:37:52,311 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:37:52,312 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:37:52,316 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:37:52,317 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:37:52,317 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:37:52,318 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:37:52,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:37:52,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:37:52,319 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:37:52,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:37:52,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:37:52,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:37:52,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:37:52,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:37:52,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:37:52,322 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:37:52,323 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-02 12:37:52,323 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:37:52,324 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:37:52,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:37:52,324 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:37:52,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:37:52,325 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:37:52,325 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:37:52,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:52,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:37:52,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:37:52,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:37:52,328 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:37:52,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:37:52,328 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:37:52,329 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:37:52,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:37:52,329 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_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793d3ae47d9fc4ebb5a54c7d2dd65faedf867113469c07960f140f3fbc1f43d6 [2024-11-02 12:37:52,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:37:52,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:37:52,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:37:52,654 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:37:52,655 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:37:52,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c Unable to find full path for "g++" [2024-11-02 12:37:55,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:37:55,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:37:55,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c [2024-11-02 12:37:55,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data/3da20fedf/150339d4c44740c4984e6b8b1fdd79b3/FLAG615306553 [2024-11-02 12:37:55,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data/3da20fedf/150339d4c44740c4984e6b8b1fdd79b3 [2024-11-02 12:37:55,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:37:55,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:37:55,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:55,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:37:55,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:37:55,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:55" (1/1) ... [2024-11-02 12:37:55,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a4eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:55, skipping insertion in model container [2024-11-02 12:37:55,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:55" (1/1) ... [2024-11-02 12:37:55,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:37:56,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:56,210 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:37:56,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:56,297 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:37:56,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56 WrapperNode [2024-11-02 12:37:56,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:56,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:56,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:37:56,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:37:56,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,367 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 686 [2024-11-02 12:37:56,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:56,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:37:56,369 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:37:56,369 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:37:56,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:37:56,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:37:56,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:37:56,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:37:56,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (1/1) ... [2024-11-02 12:37:56,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:56,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:37:56,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:37:56,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:37:56,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:37:56,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:37:56,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:37:56,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:37:56,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:37:56,646 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:37:56,683 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-02 12:37:57,495 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume false; [2024-11-02 12:37:57,495 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !false; [2024-11-02 12:37:57,602 INFO L? ?]: Removed 150 outVars from TransFormulas that were not future-live. [2024-11-02 12:37:57,603 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:37:57,895 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:37:57,896 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:37:57,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:57 BoogieIcfgContainer [2024-11-02 12:37:57,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:37:57,898 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:37:57,898 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:37:57,903 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:37:57,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:37:55" (1/3) ... [2024-11-02 12:37:57,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e2792f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:57, skipping insertion in model container [2024-11-02 12:37:57,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:56" (2/3) ... [2024-11-02 12:37:57,906 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e2792f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:57, skipping insertion in model container [2024-11-02 12:37:57,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:57" (3/3) ... [2024-11-02 12:37:57,909 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a_alt.BV.c.cil.c [2024-11-02 12:37:57,931 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:37:57,931 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-11-02 12:37:58,008 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:37:58,015 INFO L333 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, 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;@cc07af1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:37:58,015 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-02 12:37:58,019 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 120 states have (on average 1.775) internal successors, (213), 132 states have internal predecessors, (213), 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) [2024-11-02 12:37:58,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-02 12:37:58,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:58,027 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:37:58,028 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:37:58,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:58,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1712770844, now seen corresponding path program 1 times [2024-11-02 12:37:58,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:37:58,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619469450] [2024-11-02 12:37:58,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:58,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:37:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:58,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:37:58,416 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:37:58,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619469450] [2024-11-02 12:37:58,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619469450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:58,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:37:58,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:37:58,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104201590] [2024-11-02 12:37:58,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:58,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:37:58,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:37:58,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:37:58,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:37:58,459 INFO L87 Difference]: Start difference. First operand has 133 states, 120 states have (on average 1.775) internal successors, (213), 132 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:37:58,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:37:58,928 INFO L93 Difference]: Finished difference Result 315 states and 519 transitions. [2024-11-02 12:37:58,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:37:58,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-11-02 12:37:58,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:37:58,944 INFO L225 Difference]: With dead ends: 315 [2024-11-02 12:37:58,944 INFO L226 Difference]: Without dead ends: 177 [2024-11-02 12:37:58,948 INFO L431 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 [2024-11-02 12:37:58,952 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 61 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-02 12:37:58,953 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 249 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-02 12:37:58,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-02 12:37:59,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 176. [2024-11-02 12:37:59,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 164 states have (on average 1.4390243902439024) internal successors, (236), 175 states have internal predecessors, (236), 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) [2024-11-02 12:37:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 236 transitions. [2024-11-02 12:37:59,011 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 236 transitions. Word has length 11 [2024-11-02 12:37:59,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:37:59,012 INFO L471 AbstractCegarLoop]: Abstraction has 176 states and 236 transitions. [2024-11-02 12:37:59,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 12:37:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2024-11-02 12:37:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-02 12:37:59,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:59,014 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:37:59,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:37:59,014 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:37:59,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:59,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1466645245, now seen corresponding path program 1 times [2024-11-02 12:37:59,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:37:59,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649508044] [2024-11-02 12:37:59,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:59,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:37:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:59,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:37:59,122 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:37:59,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649508044] [2024-11-02 12:37:59,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649508044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:59,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:37:59,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:37:59,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142425788] [2024-11-02 12:37:59,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:59,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:37:59,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:37:59,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:37:59,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:37:59,126 INFO L87 Difference]: Start difference. First operand 176 states and 236 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 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) [2024-11-02 12:37:59,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:37:59,401 INFO L93 Difference]: Finished difference Result 433 states and 597 transitions. [2024-11-02 12:37:59,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:37:59,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 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 14 [2024-11-02 12:37:59,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:37:59,403 INFO L225 Difference]: With dead ends: 433 [2024-11-02 12:37:59,403 INFO L226 Difference]: Without dead ends: 233 [2024-11-02 12:37:59,404 INFO L431 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 [2024-11-02 12:37:59,405 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 54 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:37:59,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 160 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:37:59,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-02 12:37:59,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-02 12:37:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 221 states have (on average 1.48868778280543) internal successors, (329), 232 states have internal predecessors, (329), 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) [2024-11-02 12:37:59,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 329 transitions. [2024-11-02 12:37:59,423 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 329 transitions. Word has length 14 [2024-11-02 12:37:59,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:37:59,424 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 329 transitions. [2024-11-02 12:37:59,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 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) [2024-11-02 12:37:59,425 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 329 transitions. [2024-11-02 12:37:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-02 12:37:59,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:59,427 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:37:59,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-02 12:37:59,427 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:37:59,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:59,428 INFO L85 PathProgramCache]: Analyzing trace with hash 514132150, now seen corresponding path program 1 times [2024-11-02 12:37:59,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:37:59,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589767317] [2024-11-02 12:37:59,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:59,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:37:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:37:59,520 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:37:59,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589767317] [2024-11-02 12:37:59,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589767317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:59,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:37:59,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:37:59,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615282608] [2024-11-02 12:37:59,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:59,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:37:59,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:37:59,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:37:59,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:37:59,526 INFO L87 Difference]: Start difference. First operand 233 states and 329 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-11-02 12:37:59,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:37:59,788 INFO L93 Difference]: Finished difference Result 506 states and 731 transitions. [2024-11-02 12:37:59,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:37:59,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2024-11-02 12:37:59,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:37:59,790 INFO L225 Difference]: With dead ends: 506 [2024-11-02 12:37:59,791 INFO L226 Difference]: Without dead ends: 253 [2024-11-02 12:37:59,792 INFO L431 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 [2024-11-02 12:37:59,796 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 54 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:37:59,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 182 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:37:59,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-02 12:37:59,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 252. [2024-11-02 12:37:59,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 240 states have (on average 1.4875) internal successors, (357), 251 states have internal predecessors, (357), 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) [2024-11-02 12:37:59,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 357 transitions. [2024-11-02 12:37:59,823 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 357 transitions. Word has length 25 [2024-11-02 12:37:59,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:37:59,823 INFO L471 AbstractCegarLoop]: Abstraction has 252 states and 357 transitions. [2024-11-02 12:37:59,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-11-02 12:37:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 357 transitions. [2024-11-02 12:37:59,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-02 12:37:59,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:59,827 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-02 12:37:59,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-02 12:37:59,827 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:37:59,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:59,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1717011519, now seen corresponding path program 1 times [2024-11-02 12:37:59,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:37:59,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701406965] [2024-11-02 12:37:59,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:59,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:37:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:37:59,958 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:37:59,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701406965] [2024-11-02 12:37:59,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701406965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:59,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:37:59,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:37:59,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806809432] [2024-11-02 12:37:59,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:59,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:37:59,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:37:59,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:37:59,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:37:59,962 INFO L87 Difference]: Start difference. First operand 252 states and 357 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2024-11-02 12:38:00,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:00,241 INFO L93 Difference]: Finished difference Result 521 states and 740 transitions. [2024-11-02 12:38:00,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:00,242 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 39 [2024-11-02 12:38:00,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:00,244 INFO L225 Difference]: With dead ends: 521 [2024-11-02 12:38:00,244 INFO L226 Difference]: Without dead ends: 271 [2024-11-02 12:38:00,245 INFO L431 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 [2024-11-02 12:38:00,246 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 44 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:00,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 179 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:38:00,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2024-11-02 12:38:00,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 270. [2024-11-02 12:38:00,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 258 states have (on average 1.441860465116279) internal successors, (372), 269 states have internal predecessors, (372), 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) [2024-11-02 12:38:00,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 372 transitions. [2024-11-02 12:38:00,262 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 372 transitions. Word has length 39 [2024-11-02 12:38:00,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:00,262 INFO L471 AbstractCegarLoop]: Abstraction has 270 states and 372 transitions. [2024-11-02 12:38:00,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2024-11-02 12:38:00,263 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 372 transitions. [2024-11-02 12:38:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-02 12:38:00,264 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:00,264 INFO L215 NwaCegarLoop]: trace histogram [3, 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] [2024-11-02 12:38:00,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-02 12:38:00,265 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:00,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:00,265 INFO L85 PathProgramCache]: Analyzing trace with hash 522936540, now seen corresponding path program 1 times [2024-11-02 12:38:00,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:38:00,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042101319] [2024-11-02 12:38:00,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:00,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:38:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:00,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-02 12:38:00,368 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:38:00,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042101319] [2024-11-02 12:38:00,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042101319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:00,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:00,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-02 12:38:00,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591938217] [2024-11-02 12:38:00,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:00,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:00,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:38:00,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:00,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:00,373 INFO L87 Difference]: Start difference. First operand 270 states and 372 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2024-11-02 12:38:00,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:00,437 INFO L93 Difference]: Finished difference Result 270 states and 372 transitions. [2024-11-02 12:38:00,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:00,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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 42 [2024-11-02 12:38:00,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:00,439 INFO L225 Difference]: With dead ends: 270 [2024-11-02 12:38:00,439 INFO L226 Difference]: Without dead ends: 269 [2024-11-02 12:38:00,440 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:00,445 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 148 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:00,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 153 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:38:00,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-11-02 12:38:00,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2024-11-02 12:38:00,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 258 states have (on average 1.437984496124031) internal successors, (371), 268 states have internal predecessors, (371), 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) [2024-11-02 12:38:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 371 transitions. [2024-11-02 12:38:00,461 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 371 transitions. Word has length 42 [2024-11-02 12:38:00,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:00,462 INFO L471 AbstractCegarLoop]: Abstraction has 269 states and 371 transitions. [2024-11-02 12:38:00,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2024-11-02 12:38:00,463 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 371 transitions. [2024-11-02 12:38:00,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-02 12:38:00,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:00,464 INFO L215 NwaCegarLoop]: trace histogram [3, 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] [2024-11-02 12:38:00,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-02 12:38:00,464 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:00,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:00,465 INFO L85 PathProgramCache]: Analyzing trace with hash -968836115, now seen corresponding path program 1 times [2024-11-02 12:38:00,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:38:00,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193912319] [2024-11-02 12:38:00,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:00,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:38:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:00,558 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-02 12:38:00,558 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:38:00,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193912319] [2024-11-02 12:38:00,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193912319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:00,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:00,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:38:00,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753399779] [2024-11-02 12:38:00,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:00,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:00,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:38:00,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:00,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:00,561 INFO L87 Difference]: Start difference. First operand 269 states and 371 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2024-11-02 12:38:00,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:00,810 INFO L93 Difference]: Finished difference Result 578 states and 819 transitions. [2024-11-02 12:38:00,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:00,811 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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 43 [2024-11-02 12:38:00,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:00,812 INFO L225 Difference]: With dead ends: 578 [2024-11-02 12:38:00,812 INFO L226 Difference]: Without dead ends: 308 [2024-11-02 12:38:00,813 INFO L431 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 [2024-11-02 12:38:00,814 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 54 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:00,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 162 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:38:00,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2024-11-02 12:38:00,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 304. [2024-11-02 12:38:00,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 293 states have (on average 1.47098976109215) internal successors, (431), 303 states have internal predecessors, (431), 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) [2024-11-02 12:38:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 431 transitions. [2024-11-02 12:38:00,824 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 431 transitions. Word has length 43 [2024-11-02 12:38:00,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:00,829 INFO L471 AbstractCegarLoop]: Abstraction has 304 states and 431 transitions. [2024-11-02 12:38:00,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2024-11-02 12:38:00,830 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 431 transitions. [2024-11-02 12:38:00,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-02 12:38:00,831 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:00,833 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-02 12:38:00,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-02 12:38:00,834 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:00,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:00,834 INFO L85 PathProgramCache]: Analyzing trace with hash -385122069, now seen corresponding path program 1 times [2024-11-02 12:38:00,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:38:00,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681720159] [2024-11-02 12:38:00,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:00,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:38:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-02 12:38:00,982 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:38:00,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681720159] [2024-11-02 12:38:00,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681720159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:00,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:00,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:38:00,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757812679] [2024-11-02 12:38:00,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:00,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:38:00,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:38:00,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:38:00,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:38:00,985 INFO L87 Difference]: Start difference. First operand 304 states and 431 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-11-02 12:38:01,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:01,217 INFO L93 Difference]: Finished difference Result 644 states and 919 transitions. [2024-11-02 12:38:01,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:38:01,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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 57 [2024-11-02 12:38:01,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:01,219 INFO L225 Difference]: With dead ends: 644 [2024-11-02 12:38:01,219 INFO L226 Difference]: Without dead ends: 342 [2024-11-02 12:38:01,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:38:01,223 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 50 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:01,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 221 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:38:01,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2024-11-02 12:38:01,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 341. [2024-11-02 12:38:01,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 330 states have (on average 1.4303030303030304) internal successors, (472), 340 states have internal predecessors, (472), 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) [2024-11-02 12:38:01,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 472 transitions. [2024-11-02 12:38:01,237 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 472 transitions. Word has length 57 [2024-11-02 12:38:01,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:01,238 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 472 transitions. [2024-11-02 12:38:01,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 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) [2024-11-02 12:38:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 472 transitions. [2024-11-02 12:38:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-02 12:38:01,240 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:01,240 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-02 12:38:01,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-02 12:38:01,240 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:01,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:01,241 INFO L85 PathProgramCache]: Analyzing trace with hash 39995476, now seen corresponding path program 1 times [2024-11-02 12:38:01,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:38:01,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583914637] [2024-11-02 12:38:01,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:01,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:38:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:38:01,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [631587098] [2024-11-02 12:38:01,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:01,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:38:01,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:38:01,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:38:01,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:38:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:38:01,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:38:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:38:01,520 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:38:01,521 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:38:01,522 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2024-11-02 12:38:01,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2024-11-02 12:38:01,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2024-11-02 12:38:01,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2024-11-02 12:38:01,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2024-11-02 12:38:01,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2024-11-02 12:38:01,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2024-11-02 12:38:01,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2024-11-02 12:38:01,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2024-11-02 12:38:01,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2024-11-02 12:38:01,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2024-11-02 12:38:01,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2024-11-02 12:38:01,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:38:01,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:38:01,729 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:38:01,833 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:38:01,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:38:01 BoogieIcfgContainer [2024-11-02 12:38:01,841 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:38:01,842 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:38:01,842 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:38:01,842 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:38:01,843 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:57" (3/4) ... [2024-11-02 12:38:01,845 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:38:01,847 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:38:01,847 INFO L158 Benchmark]: Toolchain (without parser) took 6147.38ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 137.0MB in the beginning and 116.9MB in the end (delta: 20.0MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-11-02 12:38:01,848 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:38:01,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.60ms. Allocated memory is still 176.2MB. Free memory was 136.4MB in the beginning and 118.1MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-02 12:38:01,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.05ms. Allocated memory is still 176.2MB. Free memory was 118.1MB in the beginning and 114.5MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:38:01,850 INFO L158 Benchmark]: Boogie Preprocessor took 49.41ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 111.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:38:01,850 INFO L158 Benchmark]: RCFGBuilder took 1477.45ms. Allocated memory is still 176.2MB. Free memory was 111.8MB in the beginning and 91.5MB in the end (delta: 20.3MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2024-11-02 12:38:01,850 INFO L158 Benchmark]: TraceAbstraction took 3943.10ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 91.5MB in the beginning and 116.9MB in the end (delta: -25.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-02 12:38:01,851 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 211.8MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:38:01,853 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.60ms. Allocated memory is still 176.2MB. Free memory was 136.4MB in the beginning and 118.1MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.05ms. Allocated memory is still 176.2MB. Free memory was 118.1MB in the beginning and 114.5MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.41ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 111.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1477.45ms. Allocated memory is still 176.2MB. Free memory was 111.8MB in the beginning and 91.5MB in the end (delta: 20.3MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3943.10ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 91.5MB in the beginning and 116.9MB in the end (delta: -25.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 211.8MB. Free memory is still 116.9MB. There was no memory consumed. 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 - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 101. Possible FailurePath: [L700] int s ; [L701] int tmp ; [L705] s = 8464 [L706] CALL ssl3_accept(s) [L25] int s__info_callback = __VERIFIER_nondet_int(); [L26] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L27] int s__state ; [L28] int s__new_session ; [L29] int s__server ; [L30] int s__version = __VERIFIER_nondet_int(); [L31] int s__type ; [L32] int s__init_num ; [L33] int s__hit = __VERIFIER_nondet_int(); [L34] int s__rwstate ; [L35] int s__init_buf___0 = __VERIFIER_nondet_int(); [L36] int s__debug = __VERIFIER_nondet_int(); [L37] int s__shutdown ; [L38] int s__cert = __VERIFIER_nondet_int(); [L39] int s__options = __VERIFIER_nondet_int(); [L40] int s__verify_mode = __VERIFIER_nondet_int(); [L41] int s__session__peer = __VERIFIER_nondet_int(); [L42] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L43] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L44] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L45] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L46] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__cert_request ; [L48] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L49] int s__s3__tmp__use_rsa_tmp ; [L50] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L51] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L52] int s__s3__tmp__next_state___0 ; [L53] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L54] int s__session__cipher ; [L55] int buf = __VERIFIER_nondet_int(); [L56] unsigned long l ; [L57] unsigned long Time ; [L58] unsigned long tmp = __VERIFIER_nondet_ulong(); [L59] int cb ; [L60] long num1 ; [L61] int ret ; [L62] int new_state ; [L63] int state ; [L64] int skip ; [L65] int got_new_session ; [L66] int tmp___1 = __VERIFIER_nondet_int(); [L67] int tmp___2 = __VERIFIER_nondet_int(); [L68] int tmp___3 ; [L69] int tmp___4 ; [L70] int tmp___5 ; [L71] int tmp___6 ; [L72] int tmp___7 ; [L73] long tmp___8 = __VERIFIER_nondet_long(); [L74] int tmp___9 ; [L75] int tmp___10 ; [L76] int blastFlag ; [L77] int ag_X = __VERIFIER_nondet_int(); [L78] int ag_Y = __VERIFIER_nondet_int(); [L79] int ag_Z = __VERIFIER_nondet_int(); [L80] int __retres70 ; [L82] CALL assume_abort_if_not(ag_Z!=0) [L11] COND FALSE !(!cond) [L82] RET assume_abort_if_not(ag_Z!=0) [L84] s__state = initial_state [L85] blastFlag = 0 [L86] Time = tmp [L87] cb = 0 [L88] ret = -1 [L89] skip = 0 [L90] got_new_session = 0 [L91] COND FALSE !(s__info_callback != 0) [L94] COND FALSE !(s__ctx__info_callback != 0) [L100] s__in_handshake = s__in_handshake + 1 [L101] tmp___1 & 12288 [L101] COND FALSE !(tmp___1 & 12288) [L110] COND FALSE !(s__cert == 0) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___8=0] [L117] COND TRUE 1 [L119] state = s__state VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L120] COND FALSE !(s__state == 12292) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L123] COND FALSE !(s__state == 16384) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L126] COND FALSE !(s__state == 8192) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L129] COND FALSE !(s__state == 24576) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L132] COND FALSE !(s__state == 8195) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L135] COND FALSE !(s__state == 8480) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L138] COND FALSE !(s__state == 8481) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L141] COND FALSE !(s__state == 8482) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L144] COND TRUE s__state == 8464 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L302] s__shutdown = 0 [L303] ret = __VERIFIER_nondet_int() [L304] COND TRUE blastFlag == 0 [L305] blastFlag = 1 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=0, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L309] COND FALSE !(ret <= 0) [L314] got_new_session = 1 [L315] s__state = 8496 [L316] s__init_num = 0 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L649] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L678] skip = 0 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, tmp___8=0] [L117] COND TRUE 1 [L119] state = s__state VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L120] COND FALSE !(s__state == 12292) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L123] COND FALSE !(s__state == 16384) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L126] COND FALSE !(s__state == 8192) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L129] COND FALSE !(s__state == 24576) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L132] COND FALSE !(s__state == 8195) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L135] COND FALSE !(s__state == 8480) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L138] COND FALSE !(s__state == 8481) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L141] COND FALSE !(s__state == 8482) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L144] COND FALSE !(s__state == 8464) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L147] COND FALSE !(s__state == 8465) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L150] COND FALSE !(s__state == 8466) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L153] COND TRUE s__state == 8496 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=1, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L320] ret = __VERIFIER_nondet_int() [L321] COND TRUE blastFlag == 1 [L322] blastFlag = 2 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L326] COND FALSE !(ret <= 0) [L331] COND TRUE \read(s__hit) [L332] s__state = 8656 [L336] s__init_num = 0 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L649] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L678] skip = 0 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8496, tmp___8=0] [L117] COND TRUE 1 [L119] state = s__state VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L120] COND FALSE !(s__state == 12292) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L123] COND FALSE !(s__state == 16384) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L126] COND FALSE !(s__state == 8192) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L129] COND FALSE !(s__state == 24576) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L132] COND FALSE !(s__state == 8195) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L135] COND FALSE !(s__state == 8480) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L138] COND FALSE !(s__state == 8481) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L141] COND FALSE !(s__state == 8482) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L144] COND FALSE !(s__state == 8464) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L147] COND FALSE !(s__state == 8465) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L150] COND FALSE !(s__state == 8466) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L153] COND FALSE !(s__state == 8496) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L156] COND FALSE !(s__state == 8497) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L159] COND FALSE !(s__state == 8512) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L162] COND FALSE !(s__state == 8513) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L165] COND FALSE !(s__state == 8528) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L168] COND FALSE !(s__state == 8529) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L171] COND FALSE !(s__state == 8544) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L174] COND FALSE !(s__state == 8545) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L177] COND FALSE !(s__state == 8560) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L180] COND FALSE !(s__state == 8561) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L183] COND FALSE !(s__state == 8448) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L186] COND FALSE !(s__state == 8576) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L189] COND FALSE !(s__state == 8577) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L192] COND FALSE !(s__state == 8592) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L195] COND FALSE !(s__state == 8593) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L198] COND FALSE !(s__state == 8608) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L201] COND FALSE !(s__state == 8609) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L204] COND FALSE !(s__state == 8640) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L207] COND FALSE !(s__state == 8641) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__state=8656, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L210] COND TRUE s__state == 8656 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=2, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L537] s__session__cipher = s__s3__tmp__new_cipher [L538] tmp___9 = __VERIFIER_nondet_int() [L539] COND FALSE !(! tmp___9) [L545] ret = __VERIFIER_nondet_int() [L546] COND TRUE blastFlag == 2 [L547] blastFlag = 3 VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=3, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L551] COND FALSE !(ret <= 0) VAL [ag_X=-3, ag_Y=715827883, ag_Z=1, blastFlag=3, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] [L556] ag_X * ag_Y VAL [ag_Z=1, blastFlag=3, buf=0, cb=0, got_new_session=1, ret=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=-1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=-1, s__session__peer=0, s__verify_mode=0, s__version=0, skip=0, state=8656, tmp___8=0] - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 279]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 279]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 378]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 378]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 596]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 596]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 133 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 465 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 465 mSDsluCounter, 1306 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 450 mSDsCounter, 167 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1058 IncrementalHoareTripleChecker+Invalid, 1225 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 167 mSolverCounterUnsat, 856 mSDtfsCounter, 1058 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=341occurred in iteration=7, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 8 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 369 NumberOfCodeBlocks, 369 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 86/86 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:38:01,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2 --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 793d3ae47d9fc4ebb5a54c7d2dd65faedf867113469c07960f140f3fbc1f43d6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:38:04,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:38:04,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2024-11-02 12:38:04,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:38:04,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:38:04,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:38:04,505 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:38:04,505 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:38:04,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:38:04,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:38:04,507 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:38:04,508 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:38:04,508 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:38:04,512 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:38:04,513 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:38:04,513 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:38:04,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:38:04,514 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:38:04,514 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:38:04,515 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:38:04,515 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:38:04,515 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:38:04,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:38:04,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:38:04,516 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:38:04,516 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:38:04,517 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:38:04,517 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-02 12:38:04,517 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:38:04,517 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:38:04,518 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:38:04,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:38:04,518 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:38:04,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:38:04,519 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:38:04,520 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:38:04,520 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:38:04,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:38:04,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:38:04,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:38:04,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:38:04,523 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:38:04,523 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:38:04,523 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:38:04,523 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:38:04,523 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:38:04,523 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793d3ae47d9fc4ebb5a54c7d2dd65faedf867113469c07960f140f3fbc1f43d6 [2024-11-02 12:38:04,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:38:05,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:38:05,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:38:05,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:38:05,024 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:38:05,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c Unable to find full path for "g++" [2024-11-02 12:38:07,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:38:07,477 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:38:07,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/sv-benchmarks/c/bitvector/s3_srvr_1a_alt.BV.c.cil.c [2024-11-02 12:38:07,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data/b907b2601/53fd6abc061347ab95a4699c4dd9f84c/FLAGe4d22bdd9 [2024-11-02 12:38:07,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/data/b907b2601/53fd6abc061347ab95a4699c4dd9f84c [2024-11-02 12:38:07,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:38:07,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:38:07,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:38:07,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:38:07,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:38:07,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:38:07" (1/1) ... [2024-11-02 12:38:07,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258c1e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:07, skipping insertion in model container [2024-11-02 12:38:07,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:38:07" (1/1) ... [2024-11-02 12:38:07,570 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:38:07,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:38:07,974 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:38:08,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:38:08,129 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:38:08,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08 WrapperNode [2024-11-02 12:38:08,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:38:08,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:38:08,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:38:08,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:38:08,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,207 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 548 [2024-11-02 12:38:08,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:38:08,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:38:08,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:38:08,212 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:38:08,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,284 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:38:08,285 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:38:08,285 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:38:08,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:38:08,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (1/1) ... [2024-11-02 12:38:08,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:38:08,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:38:08,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:38:08,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:38:08,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:38:08,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:38:08,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:38:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:38:08,513 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:38:08,516 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:38:08,534 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-02 12:38:10,230 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2024-11-02 12:38:10,230 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2024-11-02 12:38:10,295 INFO L? ?]: Removed 143 outVars from TransFormulas that were not future-live. [2024-11-02 12:38:10,295 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:38:10,319 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:38:10,321 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:38:10,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:38:10 BoogieIcfgContainer [2024-11-02 12:38:10,322 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:38:10,324 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:38:10,325 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:38:10,328 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:38:10,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:38:07" (1/3) ... [2024-11-02 12:38:10,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25613480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:38:10, skipping insertion in model container [2024-11-02 12:38:10,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:08" (2/3) ... [2024-11-02 12:38:10,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25613480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:38:10, skipping insertion in model container [2024-11-02 12:38:10,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:38:10" (3/3) ... [2024-11-02 12:38:10,331 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a_alt.BV.c.cil.c [2024-11-02 12:38:10,358 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:38:10,358 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-11-02 12:38:10,441 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:38:10,453 INFO L333 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, 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;@63b20794, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:38:10,453 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-02 12:38:10,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 166 states, 153 states have (on average 1.738562091503268) internal successors, (266), 165 states have internal predecessors, (266), 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) [2024-11-02 12:38:10,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-02 12:38:10,468 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:10,469 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:38:10,470 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:10,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:10,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1872136602, now seen corresponding path program 1 times [2024-11-02 12:38:10,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:10,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [793527308] [2024-11-02 12:38:10,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:10,493 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:10,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:10,501 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:10,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 12:38:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:10,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:38:10,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:38:10,637 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:10,638 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:10,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [793527308] [2024-11-02 12:38:10,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [793527308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:10,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:10,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:38:10,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294836931] [2024-11-02 12:38:10,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:10,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:38:10,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:10,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:38:10,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:38:10,680 INFO L87 Difference]: Start difference. First operand has 166 states, 153 states have (on average 1.738562091503268) internal successors, (266), 165 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 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) [2024-11-02 12:38:10,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:10,730 INFO L93 Difference]: Finished difference Result 324 states and 527 transitions. [2024-11-02 12:38:10,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:38:10,732 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 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 20 [2024-11-02 12:38:10,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:10,748 INFO L225 Difference]: With dead ends: 324 [2024-11-02 12:38:10,748 INFO L226 Difference]: Without dead ends: 149 [2024-11-02 12:38:10,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:38:10,759 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:10,761 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:38:10,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-02 12:38:10,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2024-11-02 12:38:10,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 141 states have (on average 1.5390070921985815) internal successors, (217), 148 states have internal predecessors, (217), 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) [2024-11-02 12:38:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 217 transitions. [2024-11-02 12:38:10,824 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 217 transitions. Word has length 20 [2024-11-02 12:38:10,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:10,825 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 217 transitions. [2024-11-02 12:38:10,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 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) [2024-11-02 12:38:10,825 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 217 transitions. [2024-11-02 12:38:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-02 12:38:10,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:10,826 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:38:10,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-02 12:38:11,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:11,028 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:11,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:11,029 INFO L85 PathProgramCache]: Analyzing trace with hash 512716377, now seen corresponding path program 1 times [2024-11-02 12:38:11,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:11,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1910240156] [2024-11-02 12:38:11,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:11,030 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:11,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:11,033 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:11,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 12:38:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:11,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:38:11,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:38:11,239 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:11,240 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:11,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1910240156] [2024-11-02 12:38:11,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1910240156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:11,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:11,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:38:11,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954777072] [2024-11-02 12:38:11,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:11,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:38:11,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:11,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:38:11,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:38:11,246 INFO L87 Difference]: Start difference. First operand 149 states and 217 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2024-11-02 12:38:11,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:11,707 INFO L93 Difference]: Finished difference Result 306 states and 452 transitions. [2024-11-02 12:38:11,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:38:11,716 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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 21 [2024-11-02 12:38:11,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:11,718 INFO L225 Difference]: With dead ends: 306 [2024-11-02 12:38:11,718 INFO L226 Difference]: Without dead ends: 167 [2024-11-02 12:38:11,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:38:11,719 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 28 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:11,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 535 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-02 12:38:11,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-02 12:38:11,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2024-11-02 12:38:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 159 states have (on average 1.509433962264151) internal successors, (240), 166 states have internal predecessors, (240), 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) [2024-11-02 12:38:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 240 transitions. [2024-11-02 12:38:11,734 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 240 transitions. Word has length 21 [2024-11-02 12:38:11,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:11,735 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 240 transitions. [2024-11-02 12:38:11,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2024-11-02 12:38:11,735 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 240 transitions. [2024-11-02 12:38:11,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-02 12:38:11,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:11,737 INFO L215 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] [2024-11-02 12:38:11,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-02 12:38:11,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:11,938 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:11,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:11,938 INFO L85 PathProgramCache]: Analyzing trace with hash 167726870, now seen corresponding path program 1 times [2024-11-02 12:38:11,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:11,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1951461096] [2024-11-02 12:38:11,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:11,939 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:11,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:11,942 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:11,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-02 12:38:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:12,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:38:12,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:38:12,066 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:12,066 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:12,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1951461096] [2024-11-02 12:38:12,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1951461096] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:12,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:12,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:38:12,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441206422] [2024-11-02 12:38:12,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:12,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:12,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:12,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:12,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:12,072 INFO L87 Difference]: Start difference. First operand 167 states and 240 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2024-11-02 12:38:12,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:12,411 INFO L93 Difference]: Finished difference Result 345 states and 504 transitions. [2024-11-02 12:38:12,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:12,420 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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 37 [2024-11-02 12:38:12,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:12,421 INFO L225 Difference]: With dead ends: 345 [2024-11-02 12:38:12,422 INFO L226 Difference]: Without dead ends: 188 [2024-11-02 12:38:12,422 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:12,423 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 20 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:12,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 330 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:38:12,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-02 12:38:12,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2024-11-02 12:38:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 180 states have (on average 1.4777777777777779) internal successors, (266), 187 states have internal predecessors, (266), 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) [2024-11-02 12:38:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 266 transitions. [2024-11-02 12:38:12,447 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 266 transitions. Word has length 37 [2024-11-02 12:38:12,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:12,447 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 266 transitions. [2024-11-02 12:38:12,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2024-11-02 12:38:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 266 transitions. [2024-11-02 12:38:12,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-02 12:38:12,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:12,450 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-02 12:38:12,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-02 12:38:12,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:12,652 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:12,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:12,653 INFO L85 PathProgramCache]: Analyzing trace with hash 747925226, now seen corresponding path program 1 times [2024-11-02 12:38:12,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:12,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [411085736] [2024-11-02 12:38:12,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:12,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:12,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:12,659 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:12,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 12:38:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:12,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:38:12,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:12,850 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 12:38:12,851 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:12,851 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:12,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [411085736] [2024-11-02 12:38:12,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [411085736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:12,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:12,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:38:12,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33650888] [2024-11-02 12:38:12,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:12,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:12,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:12,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:12,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:12,855 INFO L87 Difference]: Start difference. First operand 188 states and 266 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2024-11-02 12:38:12,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:12,900 INFO L93 Difference]: Finished difference Result 390 states and 548 transitions. [2024-11-02 12:38:12,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:12,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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 58 [2024-11-02 12:38:12,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:12,902 INFO L225 Difference]: With dead ends: 390 [2024-11-02 12:38:12,903 INFO L226 Difference]: Without dead ends: 212 [2024-11-02 12:38:12,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:12,905 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 10 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:12,906 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 431 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:38:12,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-02 12:38:12,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2024-11-02 12:38:12,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 204 states have (on average 1.446078431372549) internal successors, (295), 211 states have internal predecessors, (295), 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) [2024-11-02 12:38:12,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 295 transitions. [2024-11-02 12:38:12,920 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 295 transitions. Word has length 58 [2024-11-02 12:38:12,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:12,920 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 295 transitions. [2024-11-02 12:38:12,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2024-11-02 12:38:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 295 transitions. [2024-11-02 12:38:12,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-02 12:38:12,922 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:12,922 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-02 12:38:12,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-02 12:38:13,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:13,123 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:13,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:13,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1858098328, now seen corresponding path program 1 times [2024-11-02 12:38:13,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:13,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1178959196] [2024-11-02 12:38:13,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:13,125 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:13,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:13,128 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:13,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-02 12:38:13,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:13,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:38:13,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:13,239 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-02 12:38:13,239 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:13,239 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:13,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1178959196] [2024-11-02 12:38:13,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1178959196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:13,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:13,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:38:13,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28338369] [2024-11-02 12:38:13,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:13,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:13,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:13,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:13,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:13,242 INFO L87 Difference]: Start difference. First operand 212 states and 295 transitions. Second operand has 3 states, 3 states have (on average 16.0) 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) [2024-11-02 12:38:13,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:13,673 INFO L93 Difference]: Finished difference Result 456 states and 654 transitions. [2024-11-02 12:38:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:13,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) 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 58 [2024-11-02 12:38:13,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:13,687 INFO L225 Difference]: With dead ends: 456 [2024-11-02 12:38:13,687 INFO L226 Difference]: Without dead ends: 254 [2024-11-02 12:38:13,688 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:13,691 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 40 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:13,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 327 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-02 12:38:13,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2024-11-02 12:38:13,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2024-11-02 12:38:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 246 states have (on average 1.3902439024390243) internal successors, (342), 253 states have internal predecessors, (342), 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) [2024-11-02 12:38:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 342 transitions. [2024-11-02 12:38:13,712 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 342 transitions. Word has length 58 [2024-11-02 12:38:13,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:13,713 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 342 transitions. [2024-11-02 12:38:13,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) 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) [2024-11-02 12:38:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 342 transitions. [2024-11-02 12:38:13,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-02 12:38:13,715 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:13,716 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-02 12:38:13,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-02 12:38:13,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:13,917 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:13,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:13,917 INFO L85 PathProgramCache]: Analyzing trace with hash 848521066, now seen corresponding path program 1 times [2024-11-02 12:38:13,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:13,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107568662] [2024-11-02 12:38:13,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:13,918 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:13,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:13,920 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:13,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-02 12:38:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:13,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:38:13,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:14,027 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-02 12:38:14,028 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:14,028 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:14,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2107568662] [2024-11-02 12:38:14,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2107568662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:14,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:14,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:38:14,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411124258] [2024-11-02 12:38:14,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:14,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:14,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:14,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:14,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:14,031 INFO L87 Difference]: Start difference. First operand 254 states and 342 transitions. Second operand has 3 states, 3 states have (on average 16.0) 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) [2024-11-02 12:38:14,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:14,392 INFO L93 Difference]: Finished difference Result 521 states and 712 transitions. [2024-11-02 12:38:14,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:14,393 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) 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 58 [2024-11-02 12:38:14,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:14,395 INFO L225 Difference]: With dead ends: 521 [2024-11-02 12:38:14,396 INFO L226 Difference]: Without dead ends: 277 [2024-11-02 12:38:14,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:14,398 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 22 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:14,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 346 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:38:14,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2024-11-02 12:38:14,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2024-11-02 12:38:14,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 269 states have (on average 1.3754646840148699) internal successors, (370), 276 states have internal predecessors, (370), 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) [2024-11-02 12:38:14,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 370 transitions. [2024-11-02 12:38:14,410 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 370 transitions. Word has length 58 [2024-11-02 12:38:14,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:14,411 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 370 transitions. [2024-11-02 12:38:14,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) 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) [2024-11-02 12:38:14,411 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 370 transitions. [2024-11-02 12:38:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-02 12:38:14,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:14,414 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-02 12:38:14,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-02 12:38:14,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:14,615 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:14,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:14,615 INFO L85 PathProgramCache]: Analyzing trace with hash 881174204, now seen corresponding path program 1 times [2024-11-02 12:38:14,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:14,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [250032857] [2024-11-02 12:38:14,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:14,616 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:14,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:14,618 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:14,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-02 12:38:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:14,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:38:14,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:14,736 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-02 12:38:14,737 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:14,737 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:14,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [250032857] [2024-11-02 12:38:14,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [250032857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:14,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:14,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:38:14,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536076914] [2024-11-02 12:38:14,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:14,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:14,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:14,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:14,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:14,740 INFO L87 Difference]: Start difference. First operand 277 states and 370 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2024-11-02 12:38:15,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:15,101 INFO L93 Difference]: Finished difference Result 569 states and 772 transitions. [2024-11-02 12:38:15,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:15,102 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 [2024-11-02 12:38:15,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:15,104 INFO L225 Difference]: With dead ends: 569 [2024-11-02 12:38:15,104 INFO L226 Difference]: Without dead ends: 302 [2024-11-02 12:38:15,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:15,106 INFO L432 NwaCegarLoop]: 227 mSDtfsCounter, 24 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:15,107 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 345 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:38:15,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2024-11-02 12:38:15,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2024-11-02 12:38:15,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 294 states have (on average 1.3605442176870748) internal successors, (400), 301 states have internal predecessors, (400), 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) [2024-11-02 12:38:15,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 400 transitions. [2024-11-02 12:38:15,121 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 400 transitions. Word has length 78 [2024-11-02 12:38:15,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:15,123 INFO L471 AbstractCegarLoop]: Abstraction has 302 states and 400 transitions. [2024-11-02 12:38:15,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2024-11-02 12:38:15,123 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 400 transitions. [2024-11-02 12:38:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-02 12:38:15,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:15,125 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-02 12:38:15,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-02 12:38:15,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:15,326 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:15,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:15,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1809393404, now seen corresponding path program 1 times [2024-11-02 12:38:15,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:15,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [278446558] [2024-11-02 12:38:15,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:15,329 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:15,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:15,332 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:15,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-02 12:38:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:38:15,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:38:15,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:38:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-02 12:38:15,639 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:38:15,643 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:38:15,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [278446558] [2024-11-02 12:38:15,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [278446558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:38:15,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:38:15,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:38:15,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682168606] [2024-11-02 12:38:15,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:38:15,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:38:15,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:38:15,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:38:15,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:15,645 INFO L87 Difference]: Start difference. First operand 302 states and 400 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2024-11-02 12:38:15,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:38:15,703 INFO L93 Difference]: Finished difference Result 853 states and 1134 transitions. [2024-11-02 12:38:15,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:38:15,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 83 [2024-11-02 12:38:15,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:38:15,708 INFO L225 Difference]: With dead ends: 853 [2024-11-02 12:38:15,708 INFO L226 Difference]: Without dead ends: 561 [2024-11-02 12:38:15,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:38:15,710 INFO L432 NwaCegarLoop]: 344 mSDtfsCounter, 149 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:38:15,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 549 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:38:15,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2024-11-02 12:38:15,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 551. [2024-11-02 12:38:15,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 543 states have (on average 1.3609576427255985) internal successors, (739), 550 states have internal predecessors, (739), 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) [2024-11-02 12:38:15,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 739 transitions. [2024-11-02 12:38:15,730 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 739 transitions. Word has length 83 [2024-11-02 12:38:15,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:38:15,731 INFO L471 AbstractCegarLoop]: Abstraction has 551 states and 739 transitions. [2024-11-02 12:38:15,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2024-11-02 12:38:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 739 transitions. [2024-11-02 12:38:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-02 12:38:15,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:15,736 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-02 12:38:15,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-02 12:38:15,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:15,937 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2024-11-02 12:38:15,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:15,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1809395326, now seen corresponding path program 1 times [2024-11-02 12:38:15,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:38:15,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1445378296] [2024-11-02 12:38:15,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:15,938 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:15,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:38:15,941 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:38:15,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-02 12:38:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:38:16,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:38:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:38:16,191 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2024-11-02 12:38:16,191 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:38:16,193 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2024-11-02 12:38:16,195 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2024-11-02 12:38:16,195 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2024-11-02 12:38:16,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2024-11-02 12:38:16,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2024-11-02 12:38:16,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2024-11-02 12:38:16,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2024-11-02 12:38:16,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2024-11-02 12:38:16,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2024-11-02 12:38:16,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2024-11-02 12:38:16,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2024-11-02 12:38:16,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2024-11-02 12:38:16,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-02 12:38:16,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:38:16,400 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:38:16,476 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:38:16,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:38:16 BoogieIcfgContainer [2024-11-02 12:38:16,479 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:38:16,480 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:38:16,480 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:38:16,480 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:38:16,480 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:38:10" (3/4) ... [2024-11-02 12:38:16,481 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-02 12:38:16,601 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 12:38:16,601 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:38:16,602 INFO L158 Benchmark]: Toolchain (without parser) took 9092.54ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 54.1MB in the beginning and 42.3MB in the end (delta: 11.8MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2024-11-02 12:38:16,602 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:38:16,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.65ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.9MB in the beginning and 71.2MB in the end (delta: -17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:38:16,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.83ms. Allocated memory is still 96.5MB. Free memory was 70.8MB in the beginning and 68.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:38:16,603 INFO L158 Benchmark]: Boogie Preprocessor took 75.71ms. Allocated memory is still 96.5MB. Free memory was 68.1MB in the beginning and 65.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:38:16,603 INFO L158 Benchmark]: RCFGBuilder took 2037.51ms. Allocated memory is still 96.5MB. Free memory was 65.7MB in the beginning and 48.1MB in the end (delta: 17.6MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-11-02 12:38:16,604 INFO L158 Benchmark]: TraceAbstraction took 6154.92ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 47.6MB in the beginning and 50.6MB in the end (delta: -3.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-02 12:38:16,604 INFO L158 Benchmark]: Witness Printer took 121.55ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 42.3MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 12:38:16,607 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.65ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.9MB in the beginning and 71.2MB in the end (delta: -17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.83ms. Allocated memory is still 96.5MB. Free memory was 70.8MB in the beginning and 68.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.71ms. Allocated memory is still 96.5MB. Free memory was 68.1MB in the beginning and 65.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2037.51ms. Allocated memory is still 96.5MB. Free memory was 65.7MB in the beginning and 48.1MB in the end (delta: 17.6MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * TraceAbstraction took 6154.92ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 47.6MB in the beginning and 50.6MB in the end (delta: -3.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Witness Printer took 121.55ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 42.3MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. 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 - CounterExampleResult [Line: 556]: integer overflow possible integer overflow possible We found a FailurePath: [L700] int s ; [L701] int tmp ; [L705] s = 8464 [L706] CALL ssl3_accept(s) [L25] int s__info_callback = __VERIFIER_nondet_int(); [L26] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L27] int s__state ; [L28] int s__new_session ; [L29] int s__server ; [L30] int s__version = __VERIFIER_nondet_int(); [L31] int s__type ; [L32] int s__init_num ; [L33] int s__hit = __VERIFIER_nondet_int(); [L34] int s__rwstate ; [L35] int s__init_buf___0 = __VERIFIER_nondet_int(); [L36] int s__debug = __VERIFIER_nondet_int(); [L37] int s__shutdown ; [L38] int s__cert = __VERIFIER_nondet_int(); [L39] int s__options = __VERIFIER_nondet_int(); [L40] int s__verify_mode = __VERIFIER_nondet_int(); [L41] int s__session__peer = __VERIFIER_nondet_int(); [L42] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L43] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L44] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L45] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L46] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__cert_request ; [L48] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L49] int s__s3__tmp__use_rsa_tmp ; [L50] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L51] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L52] int s__s3__tmp__next_state___0 ; [L53] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L54] int s__session__cipher ; [L55] int buf = __VERIFIER_nondet_int(); [L56] unsigned long l ; [L57] unsigned long Time ; [L58] unsigned long tmp = __VERIFIER_nondet_ulong(); [L59] int cb ; [L60] long num1 ; [L61] int ret ; [L62] int new_state ; [L63] int state ; [L64] int skip ; [L65] int got_new_session ; [L66] int tmp___1 = __VERIFIER_nondet_int(); [L67] int tmp___2 = __VERIFIER_nondet_int(); [L68] int tmp___3 ; [L69] int tmp___4 ; [L70] int tmp___5 ; [L71] int tmp___6 ; [L72] int tmp___7 ; [L73] long tmp___8 = __VERIFIER_nondet_long(); [L74] int tmp___9 ; [L75] int tmp___10 ; [L76] int blastFlag ; [L77] int ag_X = __VERIFIER_nondet_int(); [L78] int ag_Y = __VERIFIER_nondet_int(); [L79] int ag_Z = __VERIFIER_nondet_int(); [L80] int __retres70 ; [L82] CALL assume_abort_if_not(ag_Z!=0) [L11] COND FALSE !(!cond) [L82] RET assume_abort_if_not(ag_Z!=0) [L84] s__state = initial_state [L85] blastFlag = 0 [L86] Time = tmp [L87] cb = 0 [L88] ret = -1 [L89] skip = 0 [L90] got_new_session = 0 VAL [ag_Z=2, blastFlag=0, cb=0, got_new_session=0, ret=-1, s__state=8464, skip=0] [L91] COND TRUE s__info_callback != 0 [L92] cb = s__info_callback VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__state=8464, skip=0] [L100] s__in_handshake = s__in_handshake + 1 VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0] [L101] COND FALSE !(tmp___1 & 12288) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0] [L110] COND FALSE !(s__cert == 0) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0] [L117] COND TRUE 1 VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0] [L119] state = s__state VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L120] COND FALSE !(s__state == 12292) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L123] COND FALSE !(s__state == 16384) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L126] COND FALSE !(s__state == 8192) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L129] COND FALSE !(s__state == 24576) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L132] COND FALSE !(s__state == 8195) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L135] COND FALSE !(s__state == 8480) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L138] COND FALSE !(s__state == 8481) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L141] COND FALSE !(s__state == 8482) VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, s__state=8464, skip=0, state=8464] [L144] COND TRUE s__state == 8464 VAL [ag_Z=2, blastFlag=0, cb=-2147483648, got_new_session=0, ret=-1, s__in_handshake=0, skip=0, state=8464] [L302] s__shutdown = 0 [L303] ret = __VERIFIER_nondet_int() [L304] COND TRUE blastFlag == 0 [L305] blastFlag = 1 VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=0, s__in_handshake=0, skip=0, state=8464] [L309] COND FALSE !(ret <= 0) [L314] got_new_session = 1 [L315] s__state = 8496 [L316] s__init_num = 0 VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__state=8496, skip=0, state=8464] [L649] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8464] [L678] skip = 0 VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8464] [L117] COND TRUE 1 VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8464] [L119] state = s__state VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L120] COND FALSE !(s__state == 12292) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L123] COND FALSE !(s__state == 16384) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L126] COND FALSE !(s__state == 8192) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L129] COND FALSE !(s__state == 24576) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L132] COND FALSE !(s__state == 8195) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L135] COND FALSE !(s__state == 8480) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L138] COND FALSE !(s__state == 8481) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L141] COND FALSE !(s__state == 8482) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L144] COND FALSE !(s__state == 8464) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L147] COND FALSE !(s__state == 8465) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L150] COND FALSE !(s__state == 8466) VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8496, skip=0, state=8496] [L153] COND TRUE s__state == 8496 VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, skip=0, state=8496] [L320] ret = __VERIFIER_nondet_int() VAL [ag_Z=2, blastFlag=1, cb=-2147483648, got_new_session=1, ret=1073741824, s__in_handshake=0, s__s3__tmp__reuse_message=2, skip=0, state=8496] [L321] COND TRUE blastFlag == 1 [L322] blastFlag = 2 VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__in_handshake=0, s__s3__tmp__reuse_message=2, skip=0, state=8496] [L326] COND FALSE !(ret <= 0) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__in_handshake=0, s__s3__tmp__reuse_message=2, skip=0, state=8496] [L331] COND TRUE \read(s__hit) [L332] s__state = 8656 VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8496] [L336] s__init_num = 0 VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8496] [L649] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8496] [L678] skip = 0 VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8496] [L117] COND TRUE 1 VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8496] [L119] state = s__state VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L120] COND FALSE !(s__state == 12292) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L123] COND FALSE !(s__state == 16384) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L126] COND FALSE !(s__state == 8192) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L129] COND FALSE !(s__state == 24576) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L132] COND FALSE !(s__state == 8195) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L135] COND FALSE !(s__state == 8480) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L138] COND FALSE !(s__state == 8481) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L141] COND FALSE !(s__state == 8482) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L144] COND FALSE !(s__state == 8464) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L147] COND FALSE !(s__state == 8465) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L150] COND FALSE !(s__state == 8466) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L153] COND FALSE !(s__state == 8496) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L156] COND FALSE !(s__state == 8497) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L159] COND FALSE !(s__state == 8512) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L162] COND FALSE !(s__state == 8513) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L165] COND FALSE !(s__state == 8528) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L168] COND FALSE !(s__state == 8529) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L171] COND FALSE !(s__state == 8544) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L174] COND FALSE !(s__state == 8545) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L177] COND FALSE !(s__state == 8560) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L180] COND FALSE !(s__state == 8561) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L183] COND FALSE !(s__state == 8448) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L186] COND FALSE !(s__state == 8576) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L189] COND FALSE !(s__state == 8577) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L192] COND FALSE !(s__state == 8592) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L195] COND FALSE !(s__state == 8593) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L198] COND FALSE !(s__state == 8608) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L201] COND FALSE !(s__state == 8609) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L204] COND FALSE !(s__state == 8640) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L207] COND FALSE !(s__state == 8641) VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, s__state=8656, skip=0, state=8656] [L210] COND TRUE s__state == 8656 VAL [ag_Z=2, blastFlag=2, cb=-2147483648, got_new_session=1, ret=1073741824, s__hit=2, s__in_handshake=0, s__s3__tmp__reuse_message=2, skip=0, state=8656] [L537] s__session__cipher = s__s3__tmp__new_cipher [L538] tmp___9 = __VERIFIER_nondet_int() [L539] COND FALSE !(! tmp___9) [L545] ret = __VERIFIER_nondet_int() [L546] COND TRUE blastFlag == 2 [L547] blastFlag = 3 VAL [ag_Z=2, blastFlag=3, cb=-2147483648, got_new_session=1, s__hit=2, s__in_handshake=0, s__s3__tmp__new_cipher=4, s__s3__tmp__reuse_message=2, skip=0, state=8656] [L551] COND FALSE !(ret <= 0) VAL [ag_Z=2, blastFlag=3, cb=-2147483648, got_new_session=1, ret=2, s__hit=2, s__in_handshake=0, s__s3__tmp__new_cipher=4, s__s3__tmp__reuse_message=2, skip=0, state=8656] [L556] ag_X * ag_Y VAL [ag_Z=2, blastFlag=3, cb=-2147483648, got_new_session=1, ret=2, s__hit=2, s__in_handshake=0, s__s3__tmp__new_cipher=4, s__s3__tmp__reuse_message=2, skip=0, state=8656] - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 277]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 279]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 279]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 378]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 378]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 596]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 596]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 166 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 9, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 293 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 293 mSDsluCounter, 3120 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1201 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 628 IncrementalHoareTripleChecker+Invalid, 715 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 1919 mSDtfsCounter, 628 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 405 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=551occurred in iteration=8, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 496 NumberOfCodeBlocks, 496 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 405 ConstructedInterpolants, 0 QuantifiedInterpolants, 587 SizeOfPredicates, 0 NumberOfNonLiveVariables, 645 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 149/149 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 RESULT: Ultimate proved your program to be incorrect! [2024-11-02 12:38:16,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53b74e20-6408-40d4-9011-7490d598d78c/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)