./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4863b1f1d4b898d74c0df74738b7a6c95d5e4b7b1780f99116ba75ba156137bf --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:42:12,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:42:12,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:42:12,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:42:12,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:42:12,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:42:12,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:42:12,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:42:12,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:42:12,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:42:12,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:42:12,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:42:12,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:42:12,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:42:12,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:42:12,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:42:12,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:42:12,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:42:12,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:42:12,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:42:12,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:42:12,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:42:12,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:42:12,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:42:12,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:42:12,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:42:12,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:42:12,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:42:12,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:42:12,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:42:12,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:42:12,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:42:12,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:42:12,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:42:12,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:42:12,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:42:12,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:42:12,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:42:12,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:42:12,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:42:12,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:42:12,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:42:12,788 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:42:12,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:42:12,790 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:42:12,790 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:42:12,791 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:42:12,791 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:42:12,792 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:42:12,792 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:42:12,792 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:42:12,793 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:42:12,794 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:42:12,794 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:42:12,795 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:42:12,795 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:42:12,795 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:42:12,796 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:42:12,796 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:42:12,796 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:42:12,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:42:12,797 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:42:12,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:42:12,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:42:12,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:42:12,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:42:12,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:42:12,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:42:12,802 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:42:12,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:42:12,803 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:42:12,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:42:12,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:42:12,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:42:12,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:42:12,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:42:12,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:42:12,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:42:12,805 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:42:12,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:42:12,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:42:12,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:42:12,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:42:12,807 INFO L138 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_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4863b1f1d4b898d74c0df74738b7a6c95d5e4b7b1780f99116ba75ba156137bf [2021-11-25 18:42:13,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:42:13,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:42:13,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:42:13,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:42:13,264 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:42:13,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-11-25 18:42:13,357 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/49dfc7fe9/92be20dc15b8414e8a295a587bdaa094/FLAG048998689 [2021-11-25 18:42:14,141 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:42:14,144 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-11-25 18:42:14,189 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/49dfc7fe9/92be20dc15b8414e8a295a587bdaa094/FLAG048998689 [2021-11-25 18:42:14,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/49dfc7fe9/92be20dc15b8414e8a295a587bdaa094 [2021-11-25 18:42:14,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:42:14,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:42:14,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:42:14,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:42:14,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:42:14,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:42:14" (1/1) ... [2021-11-25 18:42:14,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4120291f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:14, skipping insertion in model container [2021-11-25 18:42:14,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:42:14" (1/1) ... [2021-11-25 18:42:14,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:42:14,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:42:14,968 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-11-25 18:42:14,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:42:15,001 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:42:15,229 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-11-25 18:42:15,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:42:15,264 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:42:15,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15 WrapperNode [2021-11-25 18:42:15,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:42:15,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:42:15,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:42:15,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:42:15,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,413 INFO L137 Inliner]: procedures = 31, calls = 223, calls flagged for inlining = 7, calls inlined = 3, statements flattened = 782 [2021-11-25 18:42:15,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:42:15,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:42:15,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:42:15,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:42:15,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:42:15,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:42:15,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:42:15,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:42:15,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (1/1) ... [2021-11-25 18:42:15,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:42:15,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:42:15,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:42:15,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:42:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:42:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:42:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:42:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:42:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:42:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:42:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:42:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:42:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:42:15,860 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:42:15,862 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:42:15,927 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 18:42:19,263 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-25 18:42:19,263 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-25 18:42:19,263 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:42:19,750 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:42:19,750 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 18:42:19,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:42:19 BoogieIcfgContainer [2021-11-25 18:42:19,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:42:19,762 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:42:19,762 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:42:19,766 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:42:19,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:42:14" (1/3) ... [2021-11-25 18:42:19,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4417d976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:42:19, skipping insertion in model container [2021-11-25 18:42:19,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:15" (2/3) ... [2021-11-25 18:42:19,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4417d976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:42:19, skipping insertion in model container [2021-11-25 18:42:19,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:42:19" (3/3) ... [2021-11-25 18:42:19,771 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02.i.cil-1.c [2021-11-25 18:42:19,777 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:42:19,778 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:42:19,835 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:42:19,844 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:42:19,844 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:42:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 106 states have (on average 1.7547169811320755) internal successors, (186), 107 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 18:42:19,878 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:19,879 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:19,879 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:19,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:19,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1789770799, now seen corresponding path program 1 times [2021-11-25 18:42:19,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:19,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520644832] [2021-11-25 18:42:19,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:19,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:20,819 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:20,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520644832] [2021-11-25 18:42:20,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520644832] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:20,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:20,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:20,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848767988] [2021-11-25 18:42:20,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:20,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:20,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:20,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:20,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:20,880 INFO L87 Difference]: Start difference. First operand has 108 states, 106 states have (on average 1.7547169811320755) internal successors, (186), 107 states have internal predecessors, (186), 0 states have call successors, (0), 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 4 states, 4 states have (on average 9.75) 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) [2021-11-25 18:42:22,915 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:23,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:23,641 INFO L93 Difference]: Finished difference Result 239 states and 412 transitions. [2021-11-25 18:42:23,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:23,646 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) 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 [2021-11-25 18:42:23,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:23,659 INFO L225 Difference]: With dead ends: 239 [2021-11-25 18:42:23,660 INFO L226 Difference]: Without dead ends: 127 [2021-11-25 18:42:23,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:23,668 INFO L933 BasicCegarLoop]: 150 mSDtfsCounter, 20 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:23,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 396 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 151 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2021-11-25 18:42:23,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-11-25 18:42:23,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 115. [2021-11-25 18:42:23,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 114 states have (on average 1.5350877192982457) internal successors, (175), 114 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 175 transitions. [2021-11-25 18:42:23,724 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 175 transitions. Word has length 39 [2021-11-25 18:42:23,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:23,725 INFO L470 AbstractCegarLoop]: Abstraction has 115 states and 175 transitions. [2021-11-25 18:42:23,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) 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) [2021-11-25 18:42:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 175 transitions. [2021-11-25 18:42:23,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 18:42:23,729 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:23,729 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:23,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:42:23,730 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:23,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:23,731 INFO L85 PathProgramCache]: Analyzing trace with hash -898580360, now seen corresponding path program 1 times [2021-11-25 18:42:23,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:23,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938383446] [2021-11-25 18:42:23,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:23,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:24,022 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:24,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938383446] [2021-11-25 18:42:24,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938383446] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:24,024 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:24,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:24,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749024046] [2021-11-25 18:42:24,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:24,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:24,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:24,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:24,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:24,029 INFO L87 Difference]: Start difference. First operand 115 states and 175 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:26,046 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:26,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:26,811 INFO L93 Difference]: Finished difference Result 318 states and 482 transitions. [2021-11-25 18:42:26,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:26,812 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 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 49 [2021-11-25 18:42:26,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:26,815 INFO L225 Difference]: With dead ends: 318 [2021-11-25 18:42:26,816 INFO L226 Difference]: Without dead ends: 215 [2021-11-25 18:42:26,821 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:26,823 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 119 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 51 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:26,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 225 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 221 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2021-11-25 18:42:26,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-11-25 18:42:26,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 124. [2021-11-25 18:42:26,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 123 states have (on average 1.5121951219512195) internal successors, (186), 123 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:26,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 186 transitions. [2021-11-25 18:42:26,861 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 186 transitions. Word has length 49 [2021-11-25 18:42:26,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:26,865 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 186 transitions. [2021-11-25 18:42:26,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:26,866 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 186 transitions. [2021-11-25 18:42:26,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 18:42:26,870 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:26,870 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:26,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:42:26,871 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:26,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:26,872 INFO L85 PathProgramCache]: Analyzing trace with hash -555414545, now seen corresponding path program 1 times [2021-11-25 18:42:26,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:26,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561559871] [2021-11-25 18:42:26,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:26,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:27,256 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:27,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561559871] [2021-11-25 18:42:27,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561559871] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:27,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:27,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:27,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003284838] [2021-11-25 18:42:27,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:27,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:27,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:27,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:27,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:27,262 INFO L87 Difference]: Start difference. First operand 124 states and 186 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:29,276 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:29,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:29,871 INFO L93 Difference]: Finished difference Result 327 states and 492 transitions. [2021-11-25 18:42:29,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:29,872 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 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 50 [2021-11-25 18:42:29,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:29,875 INFO L225 Difference]: With dead ends: 327 [2021-11-25 18:42:29,875 INFO L226 Difference]: Without dead ends: 215 [2021-11-25 18:42:29,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:29,878 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 117 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 51 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:29,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [117 Valid, 224 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 222 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2021-11-25 18:42:29,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-11-25 18:42:29,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 125. [2021-11-25 18:42:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 124 states have (on average 1.5) internal successors, (186), 124 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 186 transitions. [2021-11-25 18:42:29,895 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 186 transitions. Word has length 50 [2021-11-25 18:42:29,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:29,895 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 186 transitions. [2021-11-25 18:42:29,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 186 transitions. [2021-11-25 18:42:29,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 18:42:29,898 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:29,899 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:29,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 18:42:29,899 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:29,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:29,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1621830741, now seen corresponding path program 1 times [2021-11-25 18:42:29,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:29,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506293552] [2021-11-25 18:42:29,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:29,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:30,185 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:30,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506293552] [2021-11-25 18:42:30,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506293552] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:30,194 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:30,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:30,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119475488] [2021-11-25 18:42:30,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:30,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:30,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:30,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:30,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:30,198 INFO L87 Difference]: Start difference. First operand 125 states and 186 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:32,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:32,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:32,788 INFO L93 Difference]: Finished difference Result 328 states and 491 transitions. [2021-11-25 18:42:32,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:32,789 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 18:42:32,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:32,792 INFO L225 Difference]: With dead ends: 328 [2021-11-25 18:42:32,792 INFO L226 Difference]: Without dead ends: 215 [2021-11-25 18:42:32,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:32,795 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 115 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 51 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:32,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 224 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 222 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2021-11-25 18:42:32,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-11-25 18:42:32,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 126. [2021-11-25 18:42:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 125 states have (on average 1.488) internal successors, (186), 125 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 186 transitions. [2021-11-25 18:42:32,808 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 186 transitions. Word has length 51 [2021-11-25 18:42:32,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:32,809 INFO L470 AbstractCegarLoop]: Abstraction has 126 states and 186 transitions. [2021-11-25 18:42:32,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 186 transitions. [2021-11-25 18:42:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 18:42:32,811 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:32,812 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:32,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 18:42:32,812 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:32,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:32,813 INFO L85 PathProgramCache]: Analyzing trace with hash 324725721, now seen corresponding path program 1 times [2021-11-25 18:42:32,813 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:32,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666195377] [2021-11-25 18:42:32,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:32,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:33,012 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:33,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666195377] [2021-11-25 18:42:33,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666195377] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:33,013 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:33,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:33,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393161215] [2021-11-25 18:42:33,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:33,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:33,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:33,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:33,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:33,016 INFO L87 Difference]: Start difference. First operand 126 states and 186 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:35,032 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:35,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:35,624 INFO L93 Difference]: Finished difference Result 340 states and 504 transitions. [2021-11-25 18:42:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:35,626 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 18:42:35,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:35,628 INFO L225 Difference]: With dead ends: 340 [2021-11-25 18:42:35,629 INFO L226 Difference]: Without dead ends: 226 [2021-11-25 18:42:35,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:35,631 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 111 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 49 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:35,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 224 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 223 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2021-11-25 18:42:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-11-25 18:42:35,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 140. [2021-11-25 18:42:35,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.4676258992805755) internal successors, (204), 139 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:35,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 204 transitions. [2021-11-25 18:42:35,653 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 204 transitions. Word has length 51 [2021-11-25 18:42:35,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:35,653 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 204 transitions. [2021-11-25 18:42:35,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:35,654 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 204 transitions. [2021-11-25 18:42:35,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 18:42:35,656 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:35,657 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:35,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 18:42:35,657 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:35,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:35,658 INFO L85 PathProgramCache]: Analyzing trace with hash -766295416, now seen corresponding path program 1 times [2021-11-25 18:42:35,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:35,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815727594] [2021-11-25 18:42:35,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:35,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:35,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:35,922 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:35,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815727594] [2021-11-25 18:42:35,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815727594] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:35,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:35,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:35,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295529649] [2021-11-25 18:42:35,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:35,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:35,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:35,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:35,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:35,927 INFO L87 Difference]: Start difference. First operand 140 states and 204 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:37,945 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:38,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:38,351 INFO L93 Difference]: Finished difference Result 280 states and 406 transitions. [2021-11-25 18:42:38,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:38,353 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-25 18:42:38,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:38,355 INFO L225 Difference]: With dead ends: 280 [2021-11-25 18:42:38,355 INFO L226 Difference]: Without dead ends: 152 [2021-11-25 18:42:38,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:38,357 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 9 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:38,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 328 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 139 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 18:42:38,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-11-25 18:42:38,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 140. [2021-11-25 18:42:38,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.460431654676259) internal successors, (203), 139 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:38,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 203 transitions. [2021-11-25 18:42:38,369 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 203 transitions. Word has length 51 [2021-11-25 18:42:38,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:38,370 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 203 transitions. [2021-11-25 18:42:38,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:38,370 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 203 transitions. [2021-11-25 18:42:38,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 18:42:38,372 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:38,373 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:38,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 18:42:38,373 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:38,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:38,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1313006813, now seen corresponding path program 1 times [2021-11-25 18:42:38,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:38,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479422097] [2021-11-25 18:42:38,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:38,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:38,597 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:38,597 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:38,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479422097] [2021-11-25 18:42:38,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479422097] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:38,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:38,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:38,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319726281] [2021-11-25 18:42:38,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:38,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:38,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:38,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:38,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:38,600 INFO L87 Difference]: Start difference. First operand 140 states and 203 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:40,613 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:41,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:41,122 INFO L93 Difference]: Finished difference Result 357 states and 526 transitions. [2021-11-25 18:42:41,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:41,123 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2021-11-25 18:42:41,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:41,125 INFO L225 Difference]: With dead ends: 357 [2021-11-25 18:42:41,125 INFO L226 Difference]: Without dead ends: 229 [2021-11-25 18:42:41,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:41,127 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 110 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 51 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:41,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 224 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 222 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2021-11-25 18:42:41,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-11-25 18:42:41,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 144. [2021-11-25 18:42:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 143 states have (on average 1.4615384615384615) internal successors, (209), 143 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 209 transitions. [2021-11-25 18:42:41,141 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 209 transitions. Word has length 52 [2021-11-25 18:42:41,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:41,141 INFO L470 AbstractCegarLoop]: Abstraction has 144 states and 209 transitions. [2021-11-25 18:42:41,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 209 transitions. [2021-11-25 18:42:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 18:42:41,144 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:41,144 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:41,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 18:42:41,144 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:41,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:41,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1942763638, now seen corresponding path program 1 times [2021-11-25 18:42:41,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:41,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891023119] [2021-11-25 18:42:41,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:41,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:41,333 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:41,333 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:41,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891023119] [2021-11-25 18:42:41,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891023119] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:41,334 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:41,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:41,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001174557] [2021-11-25 18:42:41,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:41,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:41,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:41,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:41,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:41,336 INFO L87 Difference]: Start difference. First operand 144 states and 209 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:43,349 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:43,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:43,885 INFO L93 Difference]: Finished difference Result 361 states and 531 transitions. [2021-11-25 18:42:43,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:43,886 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2021-11-25 18:42:43,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:43,888 INFO L225 Difference]: With dead ends: 361 [2021-11-25 18:42:43,888 INFO L226 Difference]: Without dead ends: 229 [2021-11-25 18:42:43,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:43,890 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 112 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 51 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:43,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 224 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 222 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2021-11-25 18:42:43,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-11-25 18:42:43,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 144. [2021-11-25 18:42:43,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 143 states have (on average 1.4405594405594406) internal successors, (206), 143 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:43,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 206 transitions. [2021-11-25 18:42:43,902 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 206 transitions. Word has length 52 [2021-11-25 18:42:43,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:43,902 INFO L470 AbstractCegarLoop]: Abstraction has 144 states and 206 transitions. [2021-11-25 18:42:43,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 206 transitions. [2021-11-25 18:42:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 18:42:43,905 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:43,905 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:43,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 18:42:43,906 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:43,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:43,907 INFO L85 PathProgramCache]: Analyzing trace with hash -628550746, now seen corresponding path program 1 times [2021-11-25 18:42:43,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:43,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037384777] [2021-11-25 18:42:43,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:43,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:44,126 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:44,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037384777] [2021-11-25 18:42:44,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037384777] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:44,127 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:44,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:42:44,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89455212] [2021-11-25 18:42:44,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:44,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:44,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:44,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:44,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:44,130 INFO L87 Difference]: Start difference. First operand 144 states and 206 transitions. Second operand has 4 states, 4 states have (on average 13.25) 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) [2021-11-25 18:42:46,143 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:46,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:46,439 INFO L93 Difference]: Finished difference Result 278 states and 401 transitions. [2021-11-25 18:42:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:46,441 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) 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 53 [2021-11-25 18:42:46,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:46,442 INFO L225 Difference]: With dead ends: 278 [2021-11-25 18:42:46,443 INFO L226 Difference]: Without dead ends: 146 [2021-11-25 18:42:46,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:46,444 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 5 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:46,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 341 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 126 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-25 18:42:46,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2021-11-25 18:42:46,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2021-11-25 18:42:46,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 143 states have (on average 1.4335664335664335) internal successors, (205), 143 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:46,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 205 transitions. [2021-11-25 18:42:46,454 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 205 transitions. Word has length 53 [2021-11-25 18:42:46,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:46,455 INFO L470 AbstractCegarLoop]: Abstraction has 144 states and 205 transitions. [2021-11-25 18:42:46,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) 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) [2021-11-25 18:42:46,455 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 205 transitions. [2021-11-25 18:42:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 18:42:46,456 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:46,457 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:46,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 18:42:46,457 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:46,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:46,458 INFO L85 PathProgramCache]: Analyzing trace with hash -629892371, now seen corresponding path program 1 times [2021-11-25 18:42:46,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:46,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239052689] [2021-11-25 18:42:46,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:46,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:46,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:46,629 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:46,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239052689] [2021-11-25 18:42:46,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239052689] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:46,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:46,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:42:46,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099913481] [2021-11-25 18:42:46,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:46,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:46,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:46,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:46,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:46,632 INFO L87 Difference]: Start difference. First operand 144 states and 205 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:48,645 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:49,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:49,053 INFO L93 Difference]: Finished difference Result 308 states and 441 transitions. [2021-11-25 18:42:49,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:49,054 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 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 54 [2021-11-25 18:42:49,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:49,056 INFO L225 Difference]: With dead ends: 308 [2021-11-25 18:42:49,057 INFO L226 Difference]: Without dead ends: 176 [2021-11-25 18:42:49,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:49,058 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 16 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:49,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 340 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 151 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2021-11-25 18:42:49,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-11-25 18:42:49,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 164. [2021-11-25 18:42:49,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 1.4294478527607362) internal successors, (233), 163 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:49,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 233 transitions. [2021-11-25 18:42:49,069 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 233 transitions. Word has length 54 [2021-11-25 18:42:49,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:49,070 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 233 transitions. [2021-11-25 18:42:49,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:49,070 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 233 transitions. [2021-11-25 18:42:49,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 18:42:49,072 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:49,072 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 18:42:49,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 18:42:49,073 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:49,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:49,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1845228614, now seen corresponding path program 1 times [2021-11-25 18:42:49,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:49,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152326607] [2021-11-25 18:42:49,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:49,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:49,313 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:49,313 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:49,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152326607] [2021-11-25 18:42:49,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152326607] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:49,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:49,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:42:49,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254510902] [2021-11-25 18:42:49,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:49,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:49,316 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:49,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:49,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:49,318 INFO L87 Difference]: Start difference. First operand 164 states and 233 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:51,331 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:51,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:51,684 INFO L93 Difference]: Finished difference Result 328 states and 468 transitions. [2021-11-25 18:42:51,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:51,686 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2021-11-25 18:42:51,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:51,690 INFO L225 Difference]: With dead ends: 328 [2021-11-25 18:42:51,690 INFO L226 Difference]: Without dead ends: 176 [2021-11-25 18:42:51,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:51,692 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 20 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:51,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 341 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 149 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-25 18:42:51,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-11-25 18:42:51,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 164. [2021-11-25 18:42:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 1.4233128834355828) internal successors, (232), 163 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 232 transitions. [2021-11-25 18:42:51,708 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 232 transitions. Word has length 66 [2021-11-25 18:42:51,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:51,709 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 232 transitions. [2021-11-25 18:42:51,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 232 transitions. [2021-11-25 18:42:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 18:42:51,711 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:51,711 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:51,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 18:42:51,712 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:51,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:51,713 INFO L85 PathProgramCache]: Analyzing trace with hash 785141220, now seen corresponding path program 1 times [2021-11-25 18:42:51,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:51,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614255122] [2021-11-25 18:42:51,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:51,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 18:42:51,922 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:51,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614255122] [2021-11-25 18:42:51,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614255122] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:51,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:51,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 18:42:51,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502466013] [2021-11-25 18:42:51,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:51,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 18:42:51,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:51,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 18:42:51,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:51,925 INFO L87 Difference]: Start difference. First operand 164 states and 232 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:53,938 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:54,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:54,503 INFO L93 Difference]: Finished difference Result 324 states and 462 transitions. [2021-11-25 18:42:54,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 18:42:54,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2021-11-25 18:42:54,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:54,506 INFO L225 Difference]: With dead ends: 324 [2021-11-25 18:42:54,506 INFO L226 Difference]: Without dead ends: 172 [2021-11-25 18:42:54,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-25 18:42:54,508 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 113 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:54,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 237 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 259 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2021-11-25 18:42:54,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-11-25 18:42:54,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 171. [2021-11-25 18:42:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.411764705882353) internal successors, (240), 170 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) [2021-11-25 18:42:54,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 240 transitions. [2021-11-25 18:42:54,518 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 240 transitions. Word has length 68 [2021-11-25 18:42:54,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:54,519 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 240 transitions. [2021-11-25 18:42:54,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:54,519 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 240 transitions. [2021-11-25 18:42:54,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 18:42:54,520 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:54,521 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:54,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 18:42:54,521 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:54,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:54,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1684887725, now seen corresponding path program 1 times [2021-11-25 18:42:54,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:54,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733460956] [2021-11-25 18:42:54,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:54,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:54,723 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:54,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733460956] [2021-11-25 18:42:54,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733460956] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:42:54,723 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:42:54,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:42:54,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259817005] [2021-11-25 18:42:54,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:54,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:42:54,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:54,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:42:54,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:42:54,725 INFO L87 Difference]: Start difference. First operand 171 states and 240 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:56,740 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:42:57,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:42:57,100 INFO L93 Difference]: Finished difference Result 334 states and 472 transitions. [2021-11-25 18:42:57,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:42:57,102 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2021-11-25 18:42:57,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:42:57,104 INFO L225 Difference]: With dead ends: 334 [2021-11-25 18:42:57,104 INFO L226 Difference]: Without dead ends: 175 [2021-11-25 18:42:57,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:42:57,105 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 18 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:42:57,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 350 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 140 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-25 18:42:57,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-11-25 18:42:57,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 171. [2021-11-25 18:42:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.4058823529411764) internal successors, (239), 170 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:57,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 239 transitions. [2021-11-25 18:42:57,116 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 239 transitions. Word has length 69 [2021-11-25 18:42:57,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:42:57,117 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 239 transitions. [2021-11-25 18:42:57,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:42:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 239 transitions. [2021-11-25 18:42:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 18:42:57,119 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:42:57,119 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:42:57,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-25 18:42:57,119 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:42:57,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:42:57,120 INFO L85 PathProgramCache]: Analyzing trace with hash 542316127, now seen corresponding path program 1 times [2021-11-25 18:42:57,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:42:57,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261305910] [2021-11-25 18:42:57,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:57,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:42:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:57,374 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:42:57,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261305910] [2021-11-25 18:42:57,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261305910] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:42:57,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242416037] [2021-11-25 18:42:57,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:42:57,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:42:57,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:42:57,383 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:42:57,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:42:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:42:58,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 915 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 18:42:58,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:42:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:42:58,433 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:42:58,696 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 18:42:58,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242416037] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-25 18:42:58,697 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 18:42:58,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 6 [2021-11-25 18:42:58,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394256614] [2021-11-25 18:42:58,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:42:58,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:42:58,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:42:58,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:42:58,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:42:58,700 INFO L87 Difference]: Start difference. First operand 171 states and 239 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:00,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:43:00,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:43:00,843 INFO L93 Difference]: Finished difference Result 326 states and 462 transitions. [2021-11-25 18:43:00,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:43:00,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-25 18:43:00,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:43:00,847 INFO L225 Difference]: With dead ends: 326 [2021-11-25 18:43:00,847 INFO L226 Difference]: Without dead ends: 324 [2021-11-25 18:43:00,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-25 18:43:00,848 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 109 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:43:00,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 308 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2021-11-25 18:43:00,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2021-11-25 18:43:00,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 299. [2021-11-25 18:43:00,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.4395973154362416) internal successors, (429), 298 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 429 transitions. [2021-11-25 18:43:00,868 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 429 transitions. Word has length 72 [2021-11-25 18:43:00,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:43:00,869 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 429 transitions. [2021-11-25 18:43:00,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:00,869 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 429 transitions. [2021-11-25 18:43:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 18:43:00,871 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:43:00,872 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:43:00,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:43:01,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-25 18:43:01,086 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:43:01,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:43:01,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1247920040, now seen corresponding path program 1 times [2021-11-25 18:43:01,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:43:01,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713732475] [2021-11-25 18:43:01,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:43:01,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:43:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:43:04,364 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 18:43:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:43:04,877 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-25 18:43:04,880 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 18:43:04,881 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 18:43:04,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-25 18:43:04,889 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:43:04,892 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 18:43:05,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:43:05 BoogieIcfgContainer [2021-11-25 18:43:05,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 18:43:05,188 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 18:43:05,188 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 18:43:05,189 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 18:43:05,189 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:42:19" (3/4) ... [2021-11-25 18:43:05,193 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-25 18:43:05,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 18:43:05,195 INFO L158 Benchmark]: Toolchain (without parser) took 50925.62ms. Allocated memory was 88.1MB in the beginning and 257.9MB in the end (delta: 169.9MB). Free memory was 49.3MB in the beginning and 167.9MB in the end (delta: -118.6MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-11-25 18:43:05,195 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:43:05,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 992.15ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 49.1MB in the beginning and 83.8MB in the end (delta: -34.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-25 18:43:05,196 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.66ms. Allocated memory is still 127.9MB. Free memory was 83.8MB in the beginning and 78.8MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 18:43:05,197 INFO L158 Benchmark]: Boogie Preprocessor took 121.55ms. Allocated memory is still 127.9MB. Free memory was 78.8MB in the beginning and 72.2MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 18:43:05,198 INFO L158 Benchmark]: RCFGBuilder took 4220.56ms. Allocated memory was 127.9MB in the beginning and 178.3MB in the end (delta: 50.3MB). Free memory was 71.8MB in the beginning and 97.5MB in the end (delta: -25.7MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-11-25 18:43:05,198 INFO L158 Benchmark]: TraceAbstraction took 45424.96ms. Allocated memory was 178.3MB in the beginning and 257.9MB in the end (delta: 79.7MB). Free memory was 97.5MB in the beginning and 168.9MB in the end (delta: -71.5MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2021-11-25 18:43:05,199 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 257.9MB. Free memory was 168.9MB in the beginning and 167.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:43:05,207 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 992.15ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 49.1MB in the beginning and 83.8MB in the end (delta: -34.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.66ms. Allocated memory is still 127.9MB. Free memory was 83.8MB in the beginning and 78.8MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.55ms. Allocated memory is still 127.9MB. Free memory was 78.8MB in the beginning and 72.2MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4220.56ms. Allocated memory was 127.9MB in the beginning and 178.3MB in the end (delta: 50.3MB). Free memory was 71.8MB in the beginning and 97.5MB in the end (delta: -25.7MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * TraceAbstraction took 45424.96ms. Allocated memory was 178.3MB in the beginning and 257.9MB in the end (delta: 79.7MB). Free memory was 97.5MB in the beginning and 168.9MB in the end (delta: -71.5MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 257.9MB. Free memory was 168.9MB in the beginning and 167.9MB in the end (delta: 1.0MB). 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: 1733]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 1152. Possible FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback [L1146] COND FALSE !((unsigned long )s->info_callback != (unsigned long )((void *)0)) [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) [L1161] EXPR s->cert VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->cert={8589934593:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:0}, blastFlag=1, got_new_session=0, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:0}, (s->s3)->tmp.reuse_message=8589934639, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->s3={8589934588:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:0}, blastFlag=1, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1382] COND FALSE !(ret <= 0) [L1387] s->hit [L1387] COND TRUE s->hit [L1388] s->state = 8656 [L1392] s->init_num = 0 VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:0}, (s->s3)->tmp.reuse_message=8589934639, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->s3={8589934588:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:0}, blastFlag=2, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND TRUE s->state == 8656 [L1585] EXPR s->session [L1585] EXPR s->s3 [L1585] EXPR (s->s3)->tmp.new_cipher [L1585] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1586] COND FALSE !(! tmp___9) [L1592] ret = __VERIFIER_nondet_int() [L1593] COND TRUE blastFlag == 2 [L1594] blastFlag = 3 VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1605] COND FALSE !(! tmp___10) VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:0}, (s->s3)->tmp.reuse_message=8589934639, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->s3={8589934588:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1167] COND TRUE 1 [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=1, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 3 VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=9, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] [L1733] reach_error() VAL [={0:0}, blastFlag=3, got_new_session=1, init=1, ret=9, s={-12:0}, s={-12:0}, s->info_callback={8589934626:8589934631}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=0, tmp=0, tmp___1=0, tmp___10=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 108 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 45.1s, OverallIterations: 15, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 35.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 14 mSolverCounterUnknown, 994 SdHoareTripleChecker+Valid, 34.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 994 mSDsluCounter, 3986 SdHoareTripleChecker+Invalid, 33.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2605 mSDsCounter, 374 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2476 IncrementalHoareTripleChecker+Invalid, 2864 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 374 mSolverCounterUnsat, 1516 mSDtfsCounter, 2476 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=299occurred in iteration=14, InterpolantAutomatonStates: 57, 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, 14 MinimizatonAttempts, 606 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 4.5s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 960 NumberOfCodeBlocks, 960 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 905 ConstructedInterpolants, 0 QuantifiedInterpolants, 2151 SizeOfPredicates, 0 NumberOfNonLiveVariables, 915 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 171/243 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 [2021-11-25 18:43:05,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4863b1f1d4b898d74c0df74738b7a6c95d5e4b7b1780f99116ba75ba156137bf --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:43:08,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:43:08,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:43:08,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:43:08,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:43:08,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:43:08,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:43:08,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:43:08,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:43:08,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:43:08,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:43:08,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:43:08,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:43:08,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:43:08,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:43:08,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:43:08,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:43:08,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:43:08,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:43:08,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:43:08,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:43:08,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:43:08,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:43:08,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:43:08,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:43:08,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:43:08,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:43:08,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:43:08,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:43:08,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:43:08,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:43:08,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:43:08,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:43:08,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:43:08,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:43:08,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:43:08,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:43:08,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:43:08,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:43:08,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:43:08,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:43:08,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-25 18:43:08,324 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:43:08,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:43:08,325 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:43:08,325 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:43:08,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:43:08,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:43:08,327 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:43:08,327 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:43:08,328 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:43:08,328 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:43:08,328 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:43:08,329 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:43:08,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:43:08,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:43:08,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:43:08,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:43:08,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:43:08,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:43:08,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:43:08,332 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 18:43:08,332 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 18:43:08,333 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 18:43:08,333 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:43:08,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:43:08,334 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:43:08,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:43:08,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:43:08,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 18:43:08,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:43:08,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:43:08,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:43:08,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:43:08,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:43:08,337 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 18:43:08,337 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 18:43:08,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:43:08,338 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:43:08,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:43:08,338 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4863b1f1d4b898d74c0df74738b7a6c95d5e4b7b1780f99116ba75ba156137bf [2021-11-25 18:43:08,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:43:08,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:43:08,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:43:08,832 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:43:08,833 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:43:08,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-11-25 18:43:08,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/9dc9e1d5b/2f35d4dcf17c4535afeeaa87b875a293/FLAG4e513b0ab [2021-11-25 18:43:09,810 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:43:09,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-11-25 18:43:09,855 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/9dc9e1d5b/2f35d4dcf17c4535afeeaa87b875a293/FLAG4e513b0ab [2021-11-25 18:43:09,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/data/9dc9e1d5b/2f35d4dcf17c4535afeeaa87b875a293 [2021-11-25 18:43:09,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:43:09,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:43:09,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:43:09,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:43:09,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:43:09,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:43:09" (1/1) ... [2021-11-25 18:43:09,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744d3ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:09, skipping insertion in model container [2021-11-25 18:43:09,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:43:09" (1/1) ... [2021-11-25 18:43:09,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:43:10,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:43:10,541 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-11-25 18:43:10,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:43:10,585 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-25 18:43:10,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:43:10,790 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-11-25 18:43:10,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:43:10,817 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:43:11,013 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-11-25 18:43:11,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:43:11,056 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:43:11,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11 WrapperNode [2021-11-25 18:43:11,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:43:11,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:43:11,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:43:11,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:43:11,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,211 INFO L137 Inliner]: procedures = 35, calls = 223, calls flagged for inlining = 7, calls inlined = 3, statements flattened = 752 [2021-11-25 18:43:11,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:43:11,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:43:11,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:43:11,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:43:11,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:43:11,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:43:11,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:43:11,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:43:11,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (1/1) ... [2021-11-25 18:43:11,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:43:11,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:43:11,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:43:11,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:43:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:43:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 18:43:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:43:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-25 18:43:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:43:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:43:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:43:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:43:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-25 18:43:11,731 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:43:11,733 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:43:11,790 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 18:43:23,036 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-25 18:43:23,036 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-25 18:43:23,036 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:43:23,046 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:43:23,046 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 18:43:23,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:43:23 BoogieIcfgContainer [2021-11-25 18:43:23,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:43:23,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:43:23,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:43:23,055 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:43:23,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:43:09" (1/3) ... [2021-11-25 18:43:23,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb7411e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:43:23, skipping insertion in model container [2021-11-25 18:43:23,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:43:11" (2/3) ... [2021-11-25 18:43:23,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb7411e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:43:23, skipping insertion in model container [2021-11-25 18:43:23,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:43:23" (3/3) ... [2021-11-25 18:43:23,059 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02.i.cil-1.c [2021-11-25 18:43:23,096 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:43:23,098 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:43:23,176 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:43:23,197 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:43:23,197 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:43:23,220 INFO L276 IsEmpty]: Start isEmpty. Operand has 145 states, 143 states have (on average 1.7062937062937062) internal successors, (244), 144 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:23,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 18:43:23,231 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:43:23,232 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:43:23,233 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:43:23,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:43:23,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1430118927, now seen corresponding path program 1 times [2021-11-25 18:43:23,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:43:23,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [628864028] [2021-11-25 18:43:23,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:43:23,260 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:43:23,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:43:23,264 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:43:23,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-25 18:43:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:43:24,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 18:43:24,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:43:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:43:24,388 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:43:24,389 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:43:24,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [628864028] [2021-11-25 18:43:24,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [628864028] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:43:24,391 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:43:24,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:43:24,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036043206] [2021-11-25 18:43:24,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:43:24,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:43:24,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:43:24,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:43:24,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:43:24,437 INFO L87 Difference]: Start difference. First operand has 145 states, 143 states have (on average 1.7062937062937062) internal successors, (244), 144 states have internal predecessors, (244), 0 states have call successors, (0), 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 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:24,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:43:24,569 INFO L93 Difference]: Finished difference Result 412 states and 698 transitions. [2021-11-25 18:43:24,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:43:24,575 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 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 47 [2021-11-25 18:43:24,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:43:24,603 INFO L225 Difference]: With dead ends: 412 [2021-11-25 18:43:24,603 INFO L226 Difference]: Without dead ends: 251 [2021-11-25 18:43:24,609 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:43:24,619 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 186 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:43:24,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [186 Valid, 456 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:43:24,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-11-25 18:43:24,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2021-11-25 18:43:24,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 250 states have (on average 1.516) internal successors, (379), 250 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 379 transitions. [2021-11-25 18:43:24,718 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 379 transitions. Word has length 47 [2021-11-25 18:43:24,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:43:24,719 INFO L470 AbstractCegarLoop]: Abstraction has 251 states and 379 transitions. [2021-11-25 18:43:24,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:24,720 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 379 transitions. [2021-11-25 18:43:24,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 18:43:24,725 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:43:24,726 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:43:24,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-25 18:43:24,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:43:24,938 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:43:24,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:43:24,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1889550317, now seen corresponding path program 1 times [2021-11-25 18:43:24,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:43:24,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075711817] [2021-11-25 18:43:24,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:43:24,941 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:43:24,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:43:24,960 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:43:24,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-25 18:43:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:43:25,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 18:43:25,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:43:26,080 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:43:26,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:43:26,081 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:43:26,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075711817] [2021-11-25 18:43:26,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2075711817] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:43:26,082 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:43:26,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:43:26,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808532143] [2021-11-25 18:43:26,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:43:26,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:43:26,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:43:26,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:43:26,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:43:26,086 INFO L87 Difference]: Start difference. First operand 251 states and 379 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:26,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:43:26,226 INFO L93 Difference]: Finished difference Result 489 states and 744 transitions. [2021-11-25 18:43:26,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:43:26,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2021-11-25 18:43:26,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:43:26,231 INFO L225 Difference]: With dead ends: 489 [2021-11-25 18:43:26,232 INFO L226 Difference]: Without dead ends: 367 [2021-11-25 18:43:26,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:43:26,235 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 134 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:43:26,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 557 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:43:26,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-11-25 18:43:26,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 367. [2021-11-25 18:43:26,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 366 states have (on average 1.5136612021857923) internal successors, (554), 366 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:26,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 554 transitions. [2021-11-25 18:43:26,268 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 554 transitions. Word has length 64 [2021-11-25 18:43:26,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:43:26,269 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 554 transitions. [2021-11-25 18:43:26,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 554 transitions. [2021-11-25 18:43:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 18:43:26,276 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:43:26,276 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:43:26,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:43:26,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:43:26,490 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:43:26,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:43:26,490 INFO L85 PathProgramCache]: Analyzing trace with hash -617936825, now seen corresponding path program 1 times [2021-11-25 18:43:26,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:43:26,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1379334864] [2021-11-25 18:43:26,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:43:26,493 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:43:26,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:43:26,494 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:43:26,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-25 18:43:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:43:27,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 18:43:27,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:43:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 18:43:27,606 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:43:27,607 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:43:27,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1379334864] [2021-11-25 18:43:27,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1379334864] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:43:27,607 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:43:27,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:43:27,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988156198] [2021-11-25 18:43:27,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:43:27,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:43:27,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:43:27,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:43:27,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:43:27,610 INFO L87 Difference]: Start difference. First operand 367 states and 554 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:27,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:43:27,891 INFO L93 Difference]: Finished difference Result 723 states and 1098 transitions. [2021-11-25 18:43:27,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:43:27,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 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 86 [2021-11-25 18:43:27,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:43:27,899 INFO L225 Difference]: With dead ends: 723 [2021-11-25 18:43:27,900 INFO L226 Difference]: Without dead ends: 485 [2021-11-25 18:43:27,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:43:27,910 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 135 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 561 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:43:27,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 561 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 18:43:27,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2021-11-25 18:43:27,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 485. [2021-11-25 18:43:27,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 484 states have (on average 1.512396694214876) internal successors, (732), 484 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 732 transitions. [2021-11-25 18:43:27,960 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 732 transitions. Word has length 86 [2021-11-25 18:43:27,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:43:27,966 INFO L470 AbstractCegarLoop]: Abstraction has 485 states and 732 transitions. [2021-11-25 18:43:27,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 732 transitions. [2021-11-25 18:43:27,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 18:43:27,989 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:43:27,989 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:43:28,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-25 18:43:28,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:43:28,204 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:43:28,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:43:28,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1960687741, now seen corresponding path program 1 times [2021-11-25 18:43:28,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:43:28,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [84564618] [2021-11-25 18:43:28,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:43:28,207 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:43:28,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:43:28,208 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:43:28,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-25 18:43:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:43:29,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 18:43:29,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:43:29,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 18:43:29,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-25 18:43:30,720 INFO L354 Elim1Store]: treesize reduction 1496, result has 4.7 percent of original size [2021-11-25 18:43:30,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 58 treesize of output 85 [2021-11-25 18:43:30,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:30,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 36 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2021-11-25 18:43:31,164 INFO L354 Elim1Store]: treesize reduction 324, result has 10.2 percent of original size [2021-11-25 18:43:31,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 49 [2021-11-25 18:43:31,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:43:31,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 49 [2021-11-25 18:43:31,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-11-25 18:43:31,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-11-25 18:43:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-25 18:43:31,631 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:43:31,631 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-25 18:43:31,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [84564618] [2021-11-25 18:43:31,631 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [84564618] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:43:31,631 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:43:31,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 18:43:31,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639078529] [2021-11-25 18:43:31,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:43:31,632 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 18:43:31,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-25 18:43:31,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 18:43:31,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:43:31,634 INFO L87 Difference]: Start difference. First operand 485 states and 732 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:33,670 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:43:35,677 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:43:37,958 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:43:44,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:43:46,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:43:46,339 INFO L93 Difference]: Finished difference Result 967 states and 1460 transitions. [2021-11-25 18:43:46,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 18:43:46,344 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 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 127 [2021-11-25 18:43:46,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:43:46,347 INFO L225 Difference]: With dead ends: 967 [2021-11-25 18:43:46,348 INFO L226 Difference]: Without dead ends: 485 [2021-11-25 18:43:46,349 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-25 18:43:46,350 INFO L933 BasicCegarLoop]: 196 mSDtfsCounter, 7 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2021-11-25 18:43:46,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 631 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 166 Invalid, 2 Unknown, 0 Unchecked, 14.6s Time] [2021-11-25 18:43:46,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2021-11-25 18:43:46,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 485. [2021-11-25 18:43:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 484 states have (on average 1.5103305785123966) internal successors, (731), 484 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:46,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 731 transitions. [2021-11-25 18:43:46,374 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 731 transitions. Word has length 127 [2021-11-25 18:43:46,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:43:46,374 INFO L470 AbstractCegarLoop]: Abstraction has 485 states and 731 transitions. [2021-11-25 18:43:46,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:43:46,375 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 731 transitions. [2021-11-25 18:43:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 18:43:46,378 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:43:46,378 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:43:46,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-25 18:43:46,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:43:46,605 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:43:46,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:43:46,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1254091135, now seen corresponding path program 1 times [2021-11-25 18:43:46,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-25 18:43:46,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [209779079] [2021-11-25 18:43:46,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:43:46,607 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-25 18:43:46,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat [2021-11-25 18:43:46,608 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-25 18:43:46,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-25 18:43:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:43:52,686 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 18:43:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 18:43:55,809 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-25 18:43:55,810 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-25 18:43:55,811 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 18:43:55,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-25 18:43:56,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/mathsat -unsat_core_generation=3 [2021-11-25 18:43:56,035 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-25 18:43:56,040 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 18:43:56,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:43:56 BoogieIcfgContainer [2021-11-25 18:43:56,279 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 18:43:56,280 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 18:43:56,280 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 18:43:56,280 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 18:43:56,281 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:43:23" (3/4) ... [2021-11-25 18:43:56,283 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-25 18:43:56,472 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 18:43:56,472 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 18:43:56,473 INFO L158 Benchmark]: Toolchain (without parser) took 46574.48ms. Allocated memory was 52.4MB in the beginning and 98.6MB in the end (delta: 46.1MB). Free memory was 26.9MB in the beginning and 34.4MB in the end (delta: -7.5MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-25 18:43:56,474 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 18:43:56,474 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1155.78ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 30.2MB in the end (delta: -3.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-25 18:43:56,475 INFO L158 Benchmark]: Boogie Procedure Inliner took 160.74ms. Allocated memory is still 67.1MB. Free memory was 30.2MB in the beginning and 44.5MB in the end (delta: -14.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 18:43:56,475 INFO L158 Benchmark]: Boogie Preprocessor took 176.95ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 37.1MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 18:43:56,476 INFO L158 Benchmark]: RCFGBuilder took 11651.78ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 37.1MB in the beginning and 27.3MB in the end (delta: 9.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-11-25 18:43:56,476 INFO L158 Benchmark]: TraceAbstraction took 33227.30ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 26.7MB in the beginning and 52.5MB in the end (delta: -25.8MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2021-11-25 18:43:56,477 INFO L158 Benchmark]: Witness Printer took 193.04ms. Allocated memory is still 98.6MB. Free memory was 52.5MB in the beginning and 34.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-25 18:43:56,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1155.78ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 30.2MB in the end (delta: -3.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 160.74ms. Allocated memory is still 67.1MB. Free memory was 30.2MB in the beginning and 44.5MB in the end (delta: -14.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.95ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 37.1MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11651.78ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 37.1MB in the beginning and 27.3MB in the end (delta: 9.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * TraceAbstraction took 33227.30ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 26.7MB in the beginning and 52.5MB in the end (delta: -25.8MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Witness Printer took 193.04ms. Allocated memory is still 98.6MB. Free memory was 52.5MB in the beginning and 34.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1733]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1106] CALL ssl3_accept(s) [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->info_callback={0:-2147483648}, skip=0, SSLv3_server_data={4:0}, Time=6, tmp=6] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, Time=6, tmp=6, tmp___1=0] [L1161] EXPR s->cert VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->cert={-2143289338:0}, skip=0, SSLv3_server_data={4:0}, Time=6, tmp=6, tmp___1=0] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, Time=6, tmp=6, tmp___1=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-2147483648}, blastFlag=0, got_new_session=0, init=1, ret=4294967295, s={13:0}, s={13:0}, s->state=8464, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [={0:-2147483648}, blastFlag=1, got_new_session=0, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=-2147483648, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->s3={5:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1167] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8464, Time=6, tmp=6, tmp___1=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-2147483648}, blastFlag=1, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8496, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1382] COND FALSE !(ret <= 0) [L1387] s->hit VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->hit=-2147483648, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1387] COND TRUE s->hit [L1388] s->state = 8656 VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1392] s->init_num = 0 VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=-2147483648, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->s3={5:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1167] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8496, Time=6, tmp=6, tmp___1=0] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-2147483648}, blastFlag=2, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8656, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0] [L1260] COND TRUE s->state == 8656 [L1585] EXPR s->session [L1585] EXPR s->s3 [L1585] EXPR (s->s3)->tmp.new_cipher [L1585] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1586] COND FALSE !(! tmp___9) [L1592] ret = __VERIFIER_nondet_int() [L1593] COND TRUE blastFlag == 2 [L1594] blastFlag = 3 VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0, tmp___9=2] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0, tmp___9=2] [L1605] COND FALSE !(! tmp___10) VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [={0:-2147483648}, (s->s3)->tmp.reuse_message=-2147483648, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->s3={5:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1167] COND TRUE 1 VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8656, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=1073741824, s={13:0}, s={13:0}, s->state=8672, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 3 VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=9, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] [L1733] reach_error() VAL [={0:-2147483648}, blastFlag=3, got_new_session=1, init=1, ret=9, s={13:0}, s={13:0}, skip=0, SSLv3_server_data={4:0}, state=8672, Time=6, tmp=6, tmp___1=0, tmp___10=2, tmp___9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 145 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.9s, OverallIterations: 5, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 15.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 462 SdHoareTripleChecker+Valid, 15.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 462 mSDsluCounter, 2205 SdHoareTripleChecker+Invalid, 14.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1033 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 210 IncrementalHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1172 mSDtfsCounter, 210 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 322 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=485occurred in iteration=3, InterpolantAutomatonStates: 15, 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 8.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 451 NumberOfCodeBlocks, 451 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 668 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2830 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 153/153 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! [2021-11-25 18:43:56,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6e1479-8403-4943-a65d-a83cb6e075e0/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE