./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.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_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/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_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/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_3ab3af3a-3c36-4a83-82fa-3f722e903413/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 f559dc59bc463f9a27da280f1f7098996cb99e14cb280bd541f8697a124cb729 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:23:37,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:23:37,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:23:37,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:23:37,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:23:37,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:23:37,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:23:37,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:23:37,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:23:37,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:23:37,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:23:37,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:23:37,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:23:37,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:23:37,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:23:37,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:23:37,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:23:37,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:23:37,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:23:37,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:23:37,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:23:37,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:23:37,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:23:37,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:23:37,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:23:37,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:23:37,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:23:37,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:23:37,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:23:37,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:23:37,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:23:37,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:23:37,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:23:37,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:23:37,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:23:37,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:23:37,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:23:37,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:23:37,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:23:37,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:23:37,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:23:37,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 19:23:37,246 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:23:37,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:23:37,250 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:23:37,251 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:23:37,252 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:23:37,252 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:23:37,252 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:23:37,253 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:23:37,253 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:23:37,253 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:23:37,255 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:23:37,255 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:23:37,255 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:23:37,255 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:23:37,256 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:23:37,256 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:23:37,256 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:23:37,257 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:23:37,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:23:37,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:23:37,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:23:37,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:23:37,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:23:37,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:23:37,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:23:37,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:23:37,261 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:23:37,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:23:37,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:23:37,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:23:37,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:23:37,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:23:37,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:23:37,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:23:37,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:23:37,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:23:37,264 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:23:37,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:23:37,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:23:37,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:23:37,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:23:37,266 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_3ab3af3a-3c36-4a83-82fa-3f722e903413/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f559dc59bc463f9a27da280f1f7098996cb99e14cb280bd541f8697a124cb729 [2021-11-25 19:23:37,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:23:37,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:23:37,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:23:37,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:23:37,590 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:23:37,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c [2021-11-25 19:23:37,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/data/402f527d9/d6088fddd42f475f8961285ad14b66b0/FLAGbdd6863b1 [2021-11-25 19:23:38,244 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:23:38,245 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c [2021-11-25 19:23:38,257 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/data/402f527d9/d6088fddd42f475f8961285ad14b66b0/FLAGbdd6863b1 [2021-11-25 19:23:38,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/data/402f527d9/d6088fddd42f475f8961285ad14b66b0 [2021-11-25 19:23:38,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:23:38,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:23:38,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:23:38,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:23:38,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:23:38,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:23:38" (1/1) ... [2021-11-25 19:23:38,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a3054c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:38, skipping insertion in model container [2021-11-25 19:23:38,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:23:38" (1/1) ... [2021-11-25 19:23:38,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:23:38,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:23:39,142 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_3ab3af3a-3c36-4a83-82fa-3f722e903413/sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c[42875,42888] [2021-11-25 19:23:39,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:23:39,181 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:23:39,281 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_3ab3af3a-3c36-4a83-82fa-3f722e903413/sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c[42875,42888] [2021-11-25 19:23:39,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:23:39,311 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:23:39,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39 WrapperNode [2021-11-25 19:23:39,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:23:39,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:23:39,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:23:39,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:23:39,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,428 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 546 [2021-11-25 19:23:39,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:23:39,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:23:39,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:23:39,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:23:39,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:23:39,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:23:39,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:23:39,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:23:39,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (1/1) ... [2021-11-25 19:23:39,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:23:39,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:23:39,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:23:39,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:23:39,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:23:39,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:23:39,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:23:39,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:23:39,709 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:23:39,727 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:23:39,757 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 19:23:40,474 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-25 19:23:40,475 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-25 19:23:40,475 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:23:40,674 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:23:40,674 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 19:23:40,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:23:40 BoogieIcfgContainer [2021-11-25 19:23:40,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:23:40,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:23:40,682 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:23:40,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:23:40,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:23:38" (1/3) ... [2021-11-25 19:23:40,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b57039a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:23:40, skipping insertion in model container [2021-11-25 19:23:40,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:23:39" (2/3) ... [2021-11-25 19:23:40,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b57039a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:23:40, skipping insertion in model container [2021-11-25 19:23:40,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:23:40" (3/3) ... [2021-11-25 19:23:40,691 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_4.cil.c [2021-11-25 19:23:40,701 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:23:40,702 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:23:40,775 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:23:40,783 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 19:23:40,783 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:23:40,803 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 104 states have (on average 1.7692307692307692) internal successors, (184), 105 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:23:40,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 19:23:40,813 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:40,814 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 19:23:40,815 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:40,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:40,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1369161449, now seen corresponding path program 1 times [2021-11-25 19:23:40,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:40,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140203961] [2021-11-25 19:23:40,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:40,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:41,199 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 19:23:41,200 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:41,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140203961] [2021-11-25 19:23:41,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140203961] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:41,202 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:41,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:41,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388348232] [2021-11-25 19:23:41,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:41,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:41,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:41,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:41,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:41,261 INFO L87 Difference]: Start difference. First operand has 106 states, 104 states have (on average 1.7692307692307692) internal successors, (184), 105 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 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 19:23:41,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:41,561 INFO L93 Difference]: Finished difference Result 258 states and 452 transitions. [2021-11-25 19:23:41,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:41,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 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 19:23:41,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:41,581 INFO L225 Difference]: With dead ends: 258 [2021-11-25 19:23:41,581 INFO L226 Difference]: Without dead ends: 148 [2021-11-25 19:23:41,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:41,590 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 122 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:41,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 115 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:23:41,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-25 19:23:41,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 143. [2021-11-25 19:23:41,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 142 states have (on average 1.619718309859155) internal successors, (230), 142 states have internal predecessors, (230), 0 states have call successors, (0), 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 19:23:41,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 230 transitions. [2021-11-25 19:23:41,645 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 230 transitions. Word has length 39 [2021-11-25 19:23:41,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:41,646 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 230 transitions. [2021-11-25 19:23:41,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 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 19:23:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 230 transitions. [2021-11-25 19:23:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 19:23:41,648 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:41,649 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] [2021-11-25 19:23:41,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:23:41,649 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:41,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:41,650 INFO L85 PathProgramCache]: Analyzing trace with hash 498513343, now seen corresponding path program 1 times [2021-11-25 19:23:41,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:41,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405196833] [2021-11-25 19:23:41,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:41,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:41,740 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 19:23:41,740 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:41,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405196833] [2021-11-25 19:23:41,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405196833] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:41,741 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:41,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:41,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681486514] [2021-11-25 19:23:41,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:41,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:41,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:41,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:41,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:41,744 INFO L87 Difference]: Start difference. First operand 143 states and 230 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 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 19:23:41,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:41,923 INFO L93 Difference]: Finished difference Result 330 states and 540 transitions. [2021-11-25 19:23:41,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:41,924 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 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 40 [2021-11-25 19:23:41,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:41,927 INFO L225 Difference]: With dead ends: 330 [2021-11-25 19:23:41,927 INFO L226 Difference]: Without dead ends: 187 [2021-11-25 19:23:41,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:41,930 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 95 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:41,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 88 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:23:41,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-11-25 19:23:41,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 182. [2021-11-25 19:23:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 1.6740331491712708) internal successors, (303), 181 states have internal predecessors, (303), 0 states have call successors, (0), 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 19:23:41,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 303 transitions. [2021-11-25 19:23:41,949 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 303 transitions. Word has length 40 [2021-11-25 19:23:41,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:41,950 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 303 transitions. [2021-11-25 19:23:41,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 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 19:23:41,951 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 303 transitions. [2021-11-25 19:23:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 19:23:41,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:41,955 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:41,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:23:41,955 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:41,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:41,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1644979707, now seen corresponding path program 1 times [2021-11-25 19:23:41,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:41,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894489962] [2021-11-25 19:23:41,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:41,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:42,045 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:23:42,046 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:42,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894489962] [2021-11-25 19:23:42,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894489962] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:42,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:42,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:42,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608195846] [2021-11-25 19:23:42,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:42,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:42,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:42,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:42,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:42,050 INFO L87 Difference]: Start difference. First operand 182 states and 303 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 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 19:23:42,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:42,235 INFO L93 Difference]: Finished difference Result 391 states and 658 transitions. [2021-11-25 19:23:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:42,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 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 19:23:42,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:42,241 INFO L225 Difference]: With dead ends: 391 [2021-11-25 19:23:42,241 INFO L226 Difference]: Without dead ends: 211 [2021-11-25 19:23:42,246 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:42,247 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 105 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:42,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 86 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:23:42,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-11-25 19:23:42,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2021-11-25 19:23:42,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 210 states have (on average 1.6904761904761905) internal successors, (355), 210 states have internal predecessors, (355), 0 states have call successors, (0), 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 19:23:42,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 355 transitions. [2021-11-25 19:23:42,283 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 355 transitions. Word has length 66 [2021-11-25 19:23:42,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:42,284 INFO L470 AbstractCegarLoop]: Abstraction has 211 states and 355 transitions. [2021-11-25 19:23:42,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 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 19:23:42,284 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 355 transitions. [2021-11-25 19:23:42,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 19:23:42,293 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:42,294 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2021-11-25 19:23:42,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 19:23:42,295 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:42,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:42,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1127266290, now seen corresponding path program 1 times [2021-11-25 19:23:42,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:42,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404193874] [2021-11-25 19:23:42,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:42,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:42,358 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 19:23:42,359 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:42,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404193874] [2021-11-25 19:23:42,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404193874] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:42,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:42,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:42,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537588715] [2021-11-25 19:23:42,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:42,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:42,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:42,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:42,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:42,363 INFO L87 Difference]: Start difference. First operand 211 states and 355 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 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 19:23:42,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:42,514 INFO L93 Difference]: Finished difference Result 435 states and 732 transitions. [2021-11-25 19:23:42,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:42,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 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 77 [2021-11-25 19:23:42,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:42,517 INFO L225 Difference]: With dead ends: 435 [2021-11-25 19:23:42,517 INFO L226 Difference]: Without dead ends: 226 [2021-11-25 19:23:42,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:42,520 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 124 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:42,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 92 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:42,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-11-25 19:23:42,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 224. [2021-11-25 19:23:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 223 states have (on average 1.6771300448430493) internal successors, (374), 223 states have internal predecessors, (374), 0 states have call successors, (0), 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 19:23:42,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 374 transitions. [2021-11-25 19:23:42,538 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 374 transitions. Word has length 77 [2021-11-25 19:23:42,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:42,539 INFO L470 AbstractCegarLoop]: Abstraction has 224 states and 374 transitions. [2021-11-25 19:23:42,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 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 19:23:42,540 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 374 transitions. [2021-11-25 19:23:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 19:23:42,543 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:42,543 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:42,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 19:23:42,544 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:42,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:42,545 INFO L85 PathProgramCache]: Analyzing trace with hash -756135960, now seen corresponding path program 1 times [2021-11-25 19:23:42,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:42,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362487375] [2021-11-25 19:23:42,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:42,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:23:42,666 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:42,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362487375] [2021-11-25 19:23:42,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362487375] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:42,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:42,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:42,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980079613] [2021-11-25 19:23:42,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:42,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:42,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:42,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:42,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:42,669 INFO L87 Difference]: Start difference. First operand 224 states and 374 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 2 states have internal predecessors, (77), 0 states have call successors, (0), 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 19:23:42,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:42,844 INFO L93 Difference]: Finished difference Result 487 states and 819 transitions. [2021-11-25 19:23:42,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:42,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 2 states have internal predecessors, (77), 0 states have call successors, (0), 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 77 [2021-11-25 19:23:42,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:42,847 INFO L225 Difference]: With dead ends: 487 [2021-11-25 19:23:42,847 INFO L226 Difference]: Without dead ends: 265 [2021-11-25 19:23:42,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:42,850 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 99 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:42,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [99 Valid, 84 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:23:42,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2021-11-25 19:23:42,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 262. [2021-11-25 19:23:42,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 261 states have (on average 1.6934865900383143) internal successors, (442), 261 states have internal predecessors, (442), 0 states have call successors, (0), 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 19:23:42,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 442 transitions. [2021-11-25 19:23:42,863 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 442 transitions. Word has length 77 [2021-11-25 19:23:42,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:42,864 INFO L470 AbstractCegarLoop]: Abstraction has 262 states and 442 transitions. [2021-11-25 19:23:42,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 2 states have internal predecessors, (77), 0 states have call successors, (0), 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 19:23:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 442 transitions. [2021-11-25 19:23:42,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 19:23:42,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:42,866 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 19:23:42,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 19:23:42,867 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:42,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:42,868 INFO L85 PathProgramCache]: Analyzing trace with hash -692996897, now seen corresponding path program 1 times [2021-11-25 19:23:42,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:42,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121427183] [2021-11-25 19:23:42,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:42,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:42,921 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 19:23:42,921 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:42,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121427183] [2021-11-25 19:23:42,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121427183] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:42,922 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:42,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:42,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642108449] [2021-11-25 19:23:42,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:42,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:42,923 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:42,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:42,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:42,924 INFO L87 Difference]: Start difference. First operand 262 states and 442 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 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 19:23:43,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:43,034 INFO L93 Difference]: Finished difference Result 524 states and 884 transitions. [2021-11-25 19:23:43,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:43,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 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 78 [2021-11-25 19:23:43,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:43,038 INFO L225 Difference]: With dead ends: 524 [2021-11-25 19:23:43,038 INFO L226 Difference]: Without dead ends: 264 [2021-11-25 19:23:43,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,041 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 123 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:43,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 84 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:43,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2021-11-25 19:23:43,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 262. [2021-11-25 19:23:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 261 states have (on average 1.6781609195402298) internal successors, (438), 261 states have internal predecessors, (438), 0 states have call successors, (0), 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 19:23:43,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 438 transitions. [2021-11-25 19:23:43,059 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 438 transitions. Word has length 78 [2021-11-25 19:23:43,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:43,061 INFO L470 AbstractCegarLoop]: Abstraction has 262 states and 438 transitions. [2021-11-25 19:23:43,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 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 19:23:43,061 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 438 transitions. [2021-11-25 19:23:43,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 19:23:43,064 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:43,064 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:43,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 19:23:43,064 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:43,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:43,066 INFO L85 PathProgramCache]: Analyzing trace with hash -299185360, now seen corresponding path program 1 times [2021-11-25 19:23:43,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:43,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648900785] [2021-11-25 19:23:43,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:43,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:43,125 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:23:43,125 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:43,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648900785] [2021-11-25 19:23:43,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648900785] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:43,126 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:43,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:43,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880728634] [2021-11-25 19:23:43,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:43,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:43,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:43,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:43,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,128 INFO L87 Difference]: Start difference. First operand 262 states and 438 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 2 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:23:43,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:43,281 INFO L93 Difference]: Finished difference Result 525 states and 877 transitions. [2021-11-25 19:23:43,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:43,281 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 2 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2021-11-25 19:23:43,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:43,284 INFO L225 Difference]: With dead ends: 525 [2021-11-25 19:23:43,284 INFO L226 Difference]: Without dead ends: 263 [2021-11-25 19:23:43,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,285 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 96 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:43,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [96 Valid, 86 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:43,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2021-11-25 19:23:43,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 260. [2021-11-25 19:23:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 259 states have (on average 1.6718146718146718) internal successors, (433), 259 states have internal predecessors, (433), 0 states have call successors, (0), 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 19:23:43,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 433 transitions. [2021-11-25 19:23:43,297 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 433 transitions. Word has length 78 [2021-11-25 19:23:43,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:43,298 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 433 transitions. [2021-11-25 19:23:43,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 2 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:23:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 433 transitions. [2021-11-25 19:23:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 19:23:43,299 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:43,299 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 19:23:43,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 19:23:43,300 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:43,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:43,300 INFO L85 PathProgramCache]: Analyzing trace with hash 985529901, now seen corresponding path program 1 times [2021-11-25 19:23:43,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:43,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538435663] [2021-11-25 19:23:43,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:43,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:43,333 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 19:23:43,333 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:43,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538435663] [2021-11-25 19:23:43,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538435663] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:43,334 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:43,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:43,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229780052] [2021-11-25 19:23:43,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:43,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:43,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:43,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:43,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,336 INFO L87 Difference]: Start difference. First operand 260 states and 433 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 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 19:23:43,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:43,441 INFO L93 Difference]: Finished difference Result 525 states and 873 transitions. [2021-11-25 19:23:43,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:43,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 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 86 [2021-11-25 19:23:43,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:43,444 INFO L225 Difference]: With dead ends: 525 [2021-11-25 19:23:43,444 INFO L226 Difference]: Without dead ends: 267 [2021-11-25 19:23:43,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,445 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 129 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:43,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 89 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:43,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2021-11-25 19:23:43,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2021-11-25 19:23:43,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 266 states have (on average 1.6390977443609023) internal successors, (436), 266 states have internal predecessors, (436), 0 states have call successors, (0), 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 19:23:43,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 436 transitions. [2021-11-25 19:23:43,457 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 436 transitions. Word has length 86 [2021-11-25 19:23:43,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:43,458 INFO L470 AbstractCegarLoop]: Abstraction has 267 states and 436 transitions. [2021-11-25 19:23:43,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 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 19:23:43,458 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 436 transitions. [2021-11-25 19:23:43,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 19:23:43,459 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:43,459 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 19:23:43,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 19:23:43,460 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:43,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:43,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1237277515, now seen corresponding path program 1 times [2021-11-25 19:23:43,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:43,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816889288] [2021-11-25 19:23:43,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:43,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:43,505 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 19:23:43,505 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:43,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816889288] [2021-11-25 19:23:43,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816889288] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:43,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:43,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:43,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400436319] [2021-11-25 19:23:43,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:43,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:43,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:43,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:43,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,508 INFO L87 Difference]: Start difference. First operand 267 states and 436 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 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 19:23:43,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:43,637 INFO L93 Difference]: Finished difference Result 561 states and 919 transitions. [2021-11-25 19:23:43,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:43,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 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 91 [2021-11-25 19:23:43,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:43,640 INFO L225 Difference]: With dead ends: 561 [2021-11-25 19:23:43,641 INFO L226 Difference]: Without dead ends: 296 [2021-11-25 19:23:43,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,642 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 107 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:43,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 86 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:43,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-11-25 19:23:43,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 294. [2021-11-25 19:23:43,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 293 states have (on average 1.6348122866894197) internal successors, (479), 293 states have internal predecessors, (479), 0 states have call successors, (0), 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 19:23:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 479 transitions. [2021-11-25 19:23:43,656 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 479 transitions. Word has length 91 [2021-11-25 19:23:43,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:43,657 INFO L470 AbstractCegarLoop]: Abstraction has 294 states and 479 transitions. [2021-11-25 19:23:43,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 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 19:23:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 479 transitions. [2021-11-25 19:23:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 19:23:43,658 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:43,659 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:43,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 19:23:43,659 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:43,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:43,660 INFO L85 PathProgramCache]: Analyzing trace with hash 528550722, now seen corresponding path program 1 times [2021-11-25 19:23:43,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:43,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791910997] [2021-11-25 19:23:43,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:43,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 19:23:43,693 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:43,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791910997] [2021-11-25 19:23:43,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791910997] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:43,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:43,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:43,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278275142] [2021-11-25 19:23:43,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:43,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:43,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:43,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:43,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,696 INFO L87 Difference]: Start difference. First operand 294 states and 479 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 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 19:23:43,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:43,822 INFO L93 Difference]: Finished difference Result 588 states and 958 transitions. [2021-11-25 19:23:43,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:43,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 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 92 [2021-11-25 19:23:43,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:43,825 INFO L225 Difference]: With dead ends: 588 [2021-11-25 19:23:43,825 INFO L226 Difference]: Without dead ends: 296 [2021-11-25 19:23:43,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,827 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 106 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:43,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [106 Valid, 86 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:43,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-11-25 19:23:43,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 294. [2021-11-25 19:23:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 293 states have (on average 1.621160409556314) internal successors, (475), 293 states have internal predecessors, (475), 0 states have call successors, (0), 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 19:23:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 475 transitions. [2021-11-25 19:23:43,840 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 475 transitions. Word has length 92 [2021-11-25 19:23:43,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:43,841 INFO L470 AbstractCegarLoop]: Abstraction has 294 states and 475 transitions. [2021-11-25 19:23:43,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 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 19:23:43,841 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 475 transitions. [2021-11-25 19:23:43,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-25 19:23:43,842 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:43,843 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 19:23:43,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 19:23:43,843 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:43,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:43,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1011437019, now seen corresponding path program 1 times [2021-11-25 19:23:43,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:43,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418629188] [2021-11-25 19:23:43,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:43,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:43,881 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 19:23:43,882 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:43,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418629188] [2021-11-25 19:23:43,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418629188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:43,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:43,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:43,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427161690] [2021-11-25 19:23:43,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:43,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:43,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:43,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:43,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:43,884 INFO L87 Difference]: Start difference. First operand 294 states and 475 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 2 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 19:23:44,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:44,020 INFO L93 Difference]: Finished difference Result 619 states and 1004 transitions. [2021-11-25 19:23:44,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:44,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 2 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 93 [2021-11-25 19:23:44,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:44,023 INFO L225 Difference]: With dead ends: 619 [2021-11-25 19:23:44,023 INFO L226 Difference]: Without dead ends: 327 [2021-11-25 19:23:44,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:44,025 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 109 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:44,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 94 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:44,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2021-11-25 19:23:44,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 319. [2021-11-25 19:23:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 318 states have (on average 1.6132075471698113) internal successors, (513), 318 states have internal predecessors, (513), 0 states have call successors, (0), 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 19:23:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 513 transitions. [2021-11-25 19:23:44,041 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 513 transitions. Word has length 93 [2021-11-25 19:23:44,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:44,041 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 513 transitions. [2021-11-25 19:23:44,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 2 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 19:23:44,041 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 513 transitions. [2021-11-25 19:23:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 19:23:44,044 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:44,045 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:44,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 19:23:44,045 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:44,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:44,045 INFO L85 PathProgramCache]: Analyzing trace with hash 715226441, now seen corresponding path program 1 times [2021-11-25 19:23:44,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:44,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787236479] [2021-11-25 19:23:44,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:44,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:44,086 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 19:23:44,087 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:44,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787236479] [2021-11-25 19:23:44,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787236479] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:44,087 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:44,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:44,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12233905] [2021-11-25 19:23:44,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:44,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:44,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:44,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:44,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:44,089 INFO L87 Difference]: Start difference. First operand 319 states and 513 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 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 19:23:44,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:44,207 INFO L93 Difference]: Finished difference Result 657 states and 1057 transitions. [2021-11-25 19:23:44,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:44,207 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 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 94 [2021-11-25 19:23:44,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:44,210 INFO L225 Difference]: With dead ends: 657 [2021-11-25 19:23:44,210 INFO L226 Difference]: Without dead ends: 340 [2021-11-25 19:23:44,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:44,212 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 115 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:44,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 85 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:44,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2021-11-25 19:23:44,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 338. [2021-11-25 19:23:44,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 337 states have (on average 1.596439169139466) internal successors, (538), 337 states have internal predecessors, (538), 0 states have call successors, (0), 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 19:23:44,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 538 transitions. [2021-11-25 19:23:44,229 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 538 transitions. Word has length 94 [2021-11-25 19:23:44,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:44,230 INFO L470 AbstractCegarLoop]: Abstraction has 338 states and 538 transitions. [2021-11-25 19:23:44,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 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 19:23:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 538 transitions. [2021-11-25 19:23:44,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 19:23:44,234 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:44,234 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:44,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 19:23:44,235 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:44,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:44,235 INFO L85 PathProgramCache]: Analyzing trace with hash -483942190, now seen corresponding path program 1 times [2021-11-25 19:23:44,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:44,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62448639] [2021-11-25 19:23:44,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:44,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-25 19:23:44,289 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:44,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62448639] [2021-11-25 19:23:44,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62448639] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:44,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:44,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:44,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106794711] [2021-11-25 19:23:44,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:44,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:44,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:44,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:44,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:44,291 INFO L87 Difference]: Start difference. First operand 338 states and 538 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 2 states have internal predecessors, (70), 0 states have call successors, (0), 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 19:23:44,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:44,425 INFO L93 Difference]: Finished difference Result 682 states and 1087 transitions. [2021-11-25 19:23:44,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:44,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 2 states have internal predecessors, (70), 0 states have call successors, (0), 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 94 [2021-11-25 19:23:44,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:44,428 INFO L225 Difference]: With dead ends: 682 [2021-11-25 19:23:44,428 INFO L226 Difference]: Without dead ends: 346 [2021-11-25 19:23:44,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:44,431 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 108 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:44,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 94 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:44,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2021-11-25 19:23:44,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 338. [2021-11-25 19:23:44,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 337 states have (on average 1.5816023738872405) internal successors, (533), 337 states have internal predecessors, (533), 0 states have call successors, (0), 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 19:23:44,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 533 transitions. [2021-11-25 19:23:44,452 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 533 transitions. Word has length 94 [2021-11-25 19:23:44,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:44,452 INFO L470 AbstractCegarLoop]: Abstraction has 338 states and 533 transitions. [2021-11-25 19:23:44,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 2 states have internal predecessors, (70), 0 states have call successors, (0), 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 19:23:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 533 transitions. [2021-11-25 19:23:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-25 19:23:44,454 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:44,454 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:44,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-25 19:23:44,454 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:44,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:44,455 INFO L85 PathProgramCache]: Analyzing trace with hash -2090642916, now seen corresponding path program 1 times [2021-11-25 19:23:44,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:44,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149050149] [2021-11-25 19:23:44,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:44,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 19:23:44,496 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:44,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149050149] [2021-11-25 19:23:44,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149050149] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:23:44,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:23:44,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 19:23:44,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341237538] [2021-11-25 19:23:44,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:23:44,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:23:44,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:23:44,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:23:44,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:44,498 INFO L87 Difference]: Start difference. First operand 338 states and 533 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 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 19:23:44,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:23:44,619 INFO L93 Difference]: Finished difference Result 676 states and 1066 transitions. [2021-11-25 19:23:44,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:23:44,619 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 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 95 [2021-11-25 19:23:44,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:23:44,622 INFO L225 Difference]: With dead ends: 676 [2021-11-25 19:23:44,622 INFO L226 Difference]: Without dead ends: 340 [2021-11-25 19:23:44,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:23:44,624 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 114 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:23:44,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 85 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:23:44,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2021-11-25 19:23:44,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 338. [2021-11-25 19:23:44,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 337 states have (on average 1.5637982195845697) internal successors, (527), 337 states have internal predecessors, (527), 0 states have call successors, (0), 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 19:23:44,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 527 transitions. [2021-11-25 19:23:44,643 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 527 transitions. Word has length 95 [2021-11-25 19:23:44,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:23:44,643 INFO L470 AbstractCegarLoop]: Abstraction has 338 states and 527 transitions. [2021-11-25 19:23:44,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 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 19:23:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 527 transitions. [2021-11-25 19:23:44,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-25 19:23:44,645 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:23:44,645 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:23:44,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-25 19:23:44,645 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:23:44,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:23:44,646 INFO L85 PathProgramCache]: Analyzing trace with hash 861766430, now seen corresponding path program 1 times [2021-11-25 19:23:44,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:23:44,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618649723] [2021-11-25 19:23:44,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:44,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:23:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:23:44,738 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:23:44,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618649723] [2021-11-25 19:23:44,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618649723] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:23:44,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800579399] [2021-11-25 19:23:44,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:23:44,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:23:44,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:23:44,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:23:44,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:23:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:23:44,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:23:44,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:23:45,219 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 19:23:45,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:23:45,789 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 19:23:45,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800579399] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:23:45,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1149839163] [2021-11-25 19:23:45,822 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2021-11-25 19:23:45,822 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:23:45,828 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:23:45,834 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:23:45,834 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:23:52,959 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:24:27,801 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '13656#(and (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~skip~0#1| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~s__init_buf___0~0#1| 1) (<= |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1| 2147483648) (<= |ULTIMATE.start_ssl3_accept_~got_new_session~0#1| 1) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_#in~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483647) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483647) (<= 8464 |ULTIMATE.start_ssl3_accept_~state~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483647) (<= 0 |ULTIMATE.start_ssl3_accept_~got_new_session~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4) (= 8464 |ULTIMATE.start_main_~s~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1|)) (<= 0 (+ 2147483647 |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1|)) (<= 8464 |ULTIMATE.start_ssl3_accept_~initial_state#1|) (<= |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483647) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483647) (<= 8464 |ULTIMATE.start_ssl3_accept_#in~initial_state#1|) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483647) (= |#NULL.base| 0) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483647))' at error location [2021-11-25 19:24:27,802 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 19:24:27,802 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:24:27,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 3] total 7 [2021-11-25 19:24:27,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766302725] [2021-11-25 19:24:27,803 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:24:27,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 19:24:27,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:27,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 19:24:27,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=567, Invalid=1983, Unknown=0, NotChecked=0, Total=2550 [2021-11-25 19:24:27,806 INFO L87 Difference]: Start difference. First operand 338 states and 527 transitions. Second operand has 8 states, 8 states have (on average 24.0) internal successors, (192), 7 states have internal predecessors, (192), 0 states have call successors, (0), 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 19:24:28,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:28,104 INFO L93 Difference]: Finished difference Result 1904 states and 2984 transitions. [2021-11-25 19:24:28,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 19:24:28,104 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 24.0) internal successors, (192), 7 states have internal predecessors, (192), 0 states have call successors, (0), 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 108 [2021-11-25 19:24:28,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:28,119 INFO L225 Difference]: With dead ends: 1904 [2021-11-25 19:24:28,119 INFO L226 Difference]: Without dead ends: 1902 [2021-11-25 19:24:28,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 272 SyntacticMatches, 6 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 34.9s TimeCoverageRelationStatistics Valid=567, Invalid=1983, Unknown=0, NotChecked=0, Total=2550 [2021-11-25 19:24:28,125 INFO L933 BasicCegarLoop]: 548 mSDtfsCounter, 711 mSDsluCounter, 2053 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 2465 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:28,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 2465 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:24:28,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1902 states. [2021-11-25 19:24:28,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1902 to 1605. [2021-11-25 19:24:28,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1605 states, 1604 states have (on average 1.5679551122194513) internal successors, (2515), 1604 states have internal predecessors, (2515), 0 states have call successors, (0), 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 19:24:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1605 states and 2515 transitions. [2021-11-25 19:24:28,221 INFO L78 Accepts]: Start accepts. Automaton has 1605 states and 2515 transitions. Word has length 108 [2021-11-25 19:24:28,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:28,221 INFO L470 AbstractCegarLoop]: Abstraction has 1605 states and 2515 transitions. [2021-11-25 19:24:28,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 24.0) internal successors, (192), 7 states have internal predecessors, (192), 0 states have call successors, (0), 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 19:24:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 2515 transitions. [2021-11-25 19:24:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-25 19:24:28,227 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:28,228 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:28,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:24:28,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-25 19:24:28,442 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:24:28,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:28,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1861212809, now seen corresponding path program 2 times [2021-11-25 19:24:28,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:28,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448407549] [2021-11-25 19:24:28,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:28,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:28,511 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-25 19:24:28,511 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:28,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448407549] [2021-11-25 19:24:28,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448407549] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:28,512 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:28,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:24:28,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869541332] [2021-11-25 19:24:28,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:28,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:24:28,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:28,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:24:28,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:24:28,514 INFO L87 Difference]: Start difference. First operand 1605 states and 2515 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 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 19:24:28,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:28,734 INFO L93 Difference]: Finished difference Result 3248 states and 5073 transitions. [2021-11-25 19:24:28,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:24:28,735 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 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 177 [2021-11-25 19:24:28,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:28,744 INFO L225 Difference]: With dead ends: 3248 [2021-11-25 19:24:28,745 INFO L226 Difference]: Without dead ends: 1645 [2021-11-25 19:24:28,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:24:28,748 INFO L933 BasicCegarLoop]: 144 mSDtfsCounter, 43 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:28,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 197 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:24:28,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1645 states. [2021-11-25 19:24:28,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1645 to 1605. [2021-11-25 19:24:28,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1605 states, 1604 states have (on average 1.523067331670823) internal successors, (2443), 1604 states have internal predecessors, (2443), 0 states have call successors, (0), 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 19:24:28,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1605 states and 2443 transitions. [2021-11-25 19:24:28,821 INFO L78 Accepts]: Start accepts. Automaton has 1605 states and 2443 transitions. Word has length 177 [2021-11-25 19:24:28,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:28,822 INFO L470 AbstractCegarLoop]: Abstraction has 1605 states and 2443 transitions. [2021-11-25 19:24:28,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 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 19:24:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 2443 transitions. [2021-11-25 19:24:28,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-25 19:24:28,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:28,828 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 19:24:28,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-25 19:24:28,829 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:24:28,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:28,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1104668925, now seen corresponding path program 1 times [2021-11-25 19:24:28,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:28,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613962896] [2021-11-25 19:24:28,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:28,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:28,890 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-25 19:24:28,890 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:28,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613962896] [2021-11-25 19:24:28,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613962896] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:24:28,891 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:24:28,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:24:28,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052535182] [2021-11-25 19:24:28,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:24:28,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:24:28,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:24:28,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:24:28,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:24:28,894 INFO L87 Difference]: Start difference. First operand 1605 states and 2443 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 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 19:24:29,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:24:29,095 INFO L93 Difference]: Finished difference Result 2966 states and 4480 transitions. [2021-11-25 19:24:29,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:24:29,095 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 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 188 [2021-11-25 19:24:29,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:24:29,105 INFO L225 Difference]: With dead ends: 2966 [2021-11-25 19:24:29,105 INFO L226 Difference]: Without dead ends: 1363 [2021-11-25 19:24:29,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:24:29,109 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 116 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:24:29,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 101 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:24:29,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1363 states. [2021-11-25 19:24:29,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1363 to 1319. [2021-11-25 19:24:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 1318 states have (on average 1.4635811836115327) internal successors, (1929), 1318 states have internal predecessors, (1929), 0 states have call successors, (0), 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 19:24:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1929 transitions. [2021-11-25 19:24:29,178 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1929 transitions. Word has length 188 [2021-11-25 19:24:29,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:24:29,178 INFO L470 AbstractCegarLoop]: Abstraction has 1319 states and 1929 transitions. [2021-11-25 19:24:29,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 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 19:24:29,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1929 transitions. [2021-11-25 19:24:29,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-25 19:24:29,184 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:24:29,185 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:24:29,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-25 19:24:29,185 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:24:29,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:24:29,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1892649862, now seen corresponding path program 1 times [2021-11-25 19:24:29,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:24:29,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302746849] [2021-11-25 19:24:29,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:29,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:24:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:29,301 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 277 proven. 143 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 19:24:29,302 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:24:29,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302746849] [2021-11-25 19:24:29,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302746849] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:24:29,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479676114] [2021-11-25 19:24:29,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:24:29,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:24:29,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:24:29,306 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:24:29,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:24:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:24:29,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:24:29,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:24:29,978 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 260 proven. 160 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 19:24:29,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:24:30,259 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 328 proven. 25 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-25 19:24:30,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479676114] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:24:30,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [709362131] [2021-11-25 19:24:30,265 INFO L159 IcfgInterpreter]: Started Sifa with 53 locations of interest [2021-11-25 19:24:30,265 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:24:30,266 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:24:30,266 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:24:30,266 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:24:39,399 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:25:17,834 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '29719#(and (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~skip~0#1| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~s__init_buf___0~0#1| 1) (<= |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1| 2147483648) (<= |ULTIMATE.start_ssl3_accept_~got_new_session~0#1| 1) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_#in~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483647) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483647) (<= 0 |ULTIMATE.start_ssl3_accept_~got_new_session~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4) (= 8464 |ULTIMATE.start_main_~s~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1|)) (<= 0 (+ 2147483647 |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1|)) (<= 8464 |ULTIMATE.start_ssl3_accept_~initial_state#1|) (<= |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483647) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483647) (<= 8464 |ULTIMATE.start_ssl3_accept_#in~initial_state#1|) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483647) (= |#NULL.base| 0) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483647))' at error location [2021-11-25 19:25:17,834 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 19:25:17,835 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:25:17,835 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 4] total 11 [2021-11-25 19:25:17,835 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828690877] [2021-11-25 19:25:17,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:25:17,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 19:25:17,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:25:17,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 19:25:17,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=635, Invalid=2671, Unknown=0, NotChecked=0, Total=3306 [2021-11-25 19:25:17,839 INFO L87 Difference]: Start difference. First operand 1319 states and 1929 transitions. Second operand has 11 states, 11 states have (on average 32.63636363636363) internal successors, (359), 11 states have internal predecessors, (359), 0 states have call successors, (0), 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 19:25:20,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:25:20,042 INFO L93 Difference]: Finished difference Result 5815 states and 8511 transitions. [2021-11-25 19:25:20,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-25 19:25:20,043 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 32.63636363636363) internal successors, (359), 11 states have internal predecessors, (359), 0 states have call successors, (0), 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 212 [2021-11-25 19:25:20,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:25:20,068 INFO L225 Difference]: With dead ends: 5815 [2021-11-25 19:25:20,068 INFO L226 Difference]: Without dead ends: 4438 [2021-11-25 19:25:20,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 671 GetRequests, 568 SyntacticMatches, 29 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3017 ImplicationChecksByTransitivity, 38.9s TimeCoverageRelationStatistics Valid=817, Invalid=4883, Unknown=0, NotChecked=0, Total=5700 [2021-11-25 19:25:20,074 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 694 mSDsluCounter, 1258 mSDsCounter, 0 mSdLazyCounter, 2631 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 694 SdHoareTripleChecker+Valid, 1440 SdHoareTripleChecker+Invalid, 2761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 2631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:25:20,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [694 Valid, 1440 Invalid, 2761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 2631 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-25 19:25:20,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4438 states. [2021-11-25 19:25:20,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4438 to 2430. [2021-11-25 19:25:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2430 states, 2429 states have (on average 1.3738163853437628) internal successors, (3337), 2429 states have internal predecessors, (3337), 0 states have call successors, (0), 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 19:25:20,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2430 states and 3337 transitions. [2021-11-25 19:25:20,234 INFO L78 Accepts]: Start accepts. Automaton has 2430 states and 3337 transitions. Word has length 212 [2021-11-25 19:25:20,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:25:20,234 INFO L470 AbstractCegarLoop]: Abstraction has 2430 states and 3337 transitions. [2021-11-25 19:25:20,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 32.63636363636363) internal successors, (359), 11 states have internal predecessors, (359), 0 states have call successors, (0), 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 19:25:20,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 3337 transitions. [2021-11-25 19:25:20,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-25 19:25:20,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:25:20,242 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-11-25 19:25:20,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:25:20,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-25 19:25:20,458 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:25:20,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:25:20,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1374289960, now seen corresponding path program 1 times [2021-11-25 19:25:20,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:25:20,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164885509] [2021-11-25 19:25:20,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:25:20,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:25:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:25:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-25 19:25:20,538 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:25:20,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164885509] [2021-11-25 19:25:20,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164885509] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:25:20,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:25:20,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:25:20,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702902432] [2021-11-25 19:25:20,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:25:20,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:25:20,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:25:20,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:25:20,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:25:20,542 INFO L87 Difference]: Start difference. First operand 2430 states and 3337 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 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 19:25:20,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:25:20,806 INFO L93 Difference]: Finished difference Result 5117 states and 7071 transitions. [2021-11-25 19:25:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:25:20,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 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 216 [2021-11-25 19:25:20,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:25:20,824 INFO L225 Difference]: With dead ends: 5117 [2021-11-25 19:25:20,824 INFO L226 Difference]: Without dead ends: 2521 [2021-11-25 19:25:20,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:25:20,829 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 38 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:25:20,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 182 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:25:20,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2521 states. [2021-11-25 19:25:20,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2521 to 2521. [2021-11-25 19:25:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2521 states, 2520 states have (on average 1.342063492063492) internal successors, (3382), 2520 states have internal predecessors, (3382), 0 states have call successors, (0), 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 19:25:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2521 states and 3382 transitions. [2021-11-25 19:25:20,966 INFO L78 Accepts]: Start accepts. Automaton has 2521 states and 3382 transitions. Word has length 216 [2021-11-25 19:25:20,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:25:20,967 INFO L470 AbstractCegarLoop]: Abstraction has 2521 states and 3382 transitions. [2021-11-25 19:25:20,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 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 19:25:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 3382 transitions. [2021-11-25 19:25:20,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-25 19:25:20,978 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:25:20,978 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-25 19:25:20,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-25 19:25:20,979 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:25:20,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:25:20,979 INFO L85 PathProgramCache]: Analyzing trace with hash -232923619, now seen corresponding path program 1 times [2021-11-25 19:25:20,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:25:20,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392027668] [2021-11-25 19:25:20,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:25:20,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:25:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:25:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-11-25 19:25:21,035 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:25:21,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392027668] [2021-11-25 19:25:21,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392027668] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:25:21,035 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:25:21,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:25:21,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959942180] [2021-11-25 19:25:21,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:25:21,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:25:21,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:25:21,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:25:21,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:25:21,038 INFO L87 Difference]: Start difference. First operand 2521 states and 3382 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 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 19:25:21,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:25:21,264 INFO L93 Difference]: Finished difference Result 5246 states and 7055 transitions. [2021-11-25 19:25:21,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:25:21,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 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 228 [2021-11-25 19:25:21,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:25:21,279 INFO L225 Difference]: With dead ends: 5246 [2021-11-25 19:25:21,298 INFO L226 Difference]: Without dead ends: 2727 [2021-11-25 19:25:21,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:25:21,302 INFO L933 BasicCegarLoop]: 91 mSDtfsCounter, 105 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:25:21,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 105 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:25:21,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2727 states. [2021-11-25 19:25:21,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2727 to 2557. [2021-11-25 19:25:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2557 states, 2556 states have (on average 1.3157276995305165) internal successors, (3363), 2556 states have internal predecessors, (3363), 0 states have call successors, (0), 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 19:25:21,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 2557 states and 3363 transitions. [2021-11-25 19:25:21,462 INFO L78 Accepts]: Start accepts. Automaton has 2557 states and 3363 transitions. Word has length 228 [2021-11-25 19:25:21,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:25:21,463 INFO L470 AbstractCegarLoop]: Abstraction has 2557 states and 3363 transitions. [2021-11-25 19:25:21,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 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 19:25:21,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 3363 transitions. [2021-11-25 19:25:21,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-25 19:25:21,473 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:25:21,474 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-11-25 19:25:21,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-25 19:25:21,474 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:25:21,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:25:21,475 INFO L85 PathProgramCache]: Analyzing trace with hash 671381906, now seen corresponding path program 1 times [2021-11-25 19:25:21,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:25:21,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011412498] [2021-11-25 19:25:21,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:25:21,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:25:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:25:21,609 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 606 proven. 48 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 19:25:21,610 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:25:21,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011412498] [2021-11-25 19:25:21,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011412498] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:25:21,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336872600] [2021-11-25 19:25:21,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:25:21,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:25:21,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:25:21,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:25:21,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:25:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:25:21,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:25:21,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:25:22,426 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 555 proven. 99 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 19:25:22,427 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:25:23,038 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 606 proven. 48 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-25 19:25:23,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336872600] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:25:23,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1816492425] [2021-11-25 19:25:23,042 INFO L159 IcfgInterpreter]: Started Sifa with 55 locations of interest [2021-11-25 19:25:23,042 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:25:23,043 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:25:23,043 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:25:23,043 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:25:32,546 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:26:11,144 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '58958#(and (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~skip~0#1| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~s__init_buf___0~0#1| 1) (<= |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1| 2147483648) (<= |ULTIMATE.start_ssl3_accept_~got_new_session~0#1| 1) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_#in~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483647) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483647) (<= 0 |ULTIMATE.start_ssl3_accept_~got_new_session~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4) (= 8464 |ULTIMATE.start_main_~s~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1|)) (<= 0 (+ 2147483647 |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1|)) (<= 8464 |ULTIMATE.start_ssl3_accept_~initial_state#1|) (<= |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483647) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483647) (<= 8464 |ULTIMATE.start_ssl3_accept_#in~initial_state#1|) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483647) (= |#NULL.base| 0) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483647))' at error location [2021-11-25 19:26:11,145 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 19:26:11,145 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:26:11,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2021-11-25 19:26:11,146 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117305732] [2021-11-25 19:26:11,146 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:26:11,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 19:26:11,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:26:11,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 19:26:11,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=638, Invalid=2554, Unknown=0, NotChecked=0, Total=3192 [2021-11-25 19:26:11,149 INFO L87 Difference]: Start difference. First operand 2557 states and 3363 transitions. Second operand has 8 states, 8 states have (on average 24.25) internal successors, (194), 8 states have internal predecessors, (194), 0 states have call successors, (0), 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 19:26:11,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:26:11,778 INFO L93 Difference]: Finished difference Result 4423 states and 5781 transitions. [2021-11-25 19:26:11,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-25 19:26:11,779 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 24.25) internal successors, (194), 8 states have internal predecessors, (194), 0 states have call successors, (0), 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 277 [2021-11-25 19:26:11,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:26:11,786 INFO L225 Difference]: With dead ends: 4423 [2021-11-25 19:26:11,786 INFO L226 Difference]: Without dead ends: 1480 [2021-11-25 19:26:11,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 839 GetRequests, 750 SyntacticMatches, 31 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2026 ImplicationChecksByTransitivity, 38.7s TimeCoverageRelationStatistics Valid=656, Invalid=2884, Unknown=0, NotChecked=0, Total=3540 [2021-11-25 19:26:11,792 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 183 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:26:11,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 446 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-25 19:26:11,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2021-11-25 19:26:11,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 1450. [2021-11-25 19:26:11,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1450 states, 1449 states have (on average 1.308488612836439) internal successors, (1896), 1449 states have internal predecessors, (1896), 0 states have call successors, (0), 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 19:26:11,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1896 transitions. [2021-11-25 19:26:11,863 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1896 transitions. Word has length 277 [2021-11-25 19:26:11,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:26:11,864 INFO L470 AbstractCegarLoop]: Abstraction has 1450 states and 1896 transitions. [2021-11-25 19:26:11,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 24.25) internal successors, (194), 8 states have internal predecessors, (194), 0 states have call successors, (0), 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 19:26:11,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1896 transitions. [2021-11-25 19:26:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-25 19:26:11,871 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:26:11,871 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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 19:26:11,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 19:26:12,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:26:12,084 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:26:12,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:26:12,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1663820958, now seen corresponding path program 1 times [2021-11-25 19:26:12,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:26:12,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815633645] [2021-11-25 19:26:12,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:26:12,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:26:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:26:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-11-25 19:26:12,146 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:26:12,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815633645] [2021-11-25 19:26:12,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815633645] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:26:12,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:26:12,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:26:12,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096339710] [2021-11-25 19:26:12,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:26:12,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:26:12,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:26:12,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:26:12,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:26:12,151 INFO L87 Difference]: Start difference. First operand 1450 states and 1896 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 19:26:12,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:26:12,320 INFO L93 Difference]: Finished difference Result 3030 states and 3982 transitions. [2021-11-25 19:26:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:26:12,321 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 283 [2021-11-25 19:26:12,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:26:12,332 INFO L225 Difference]: With dead ends: 3030 [2021-11-25 19:26:12,332 INFO L226 Difference]: Without dead ends: 1582 [2021-11-25 19:26:12,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:26:12,337 INFO L933 BasicCegarLoop]: 143 mSDtfsCounter, 21 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:26:12,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 201 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:26:12,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2021-11-25 19:26:12,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1542. [2021-11-25 19:26:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 1541 states have (on average 1.2978585334198571) internal successors, (2000), 1541 states have internal predecessors, (2000), 0 states have call successors, (0), 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 19:26:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 2000 transitions. [2021-11-25 19:26:12,412 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 2000 transitions. Word has length 283 [2021-11-25 19:26:12,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:26:12,413 INFO L470 AbstractCegarLoop]: Abstraction has 1542 states and 2000 transitions. [2021-11-25 19:26:12,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 0 states have call successors, (0), 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 19:26:12,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2000 transitions. [2021-11-25 19:26:12,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-11-25 19:26:12,421 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:26:12,421 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-11-25 19:26:12,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-25 19:26:12,422 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:26:12,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:26:12,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1950259234, now seen corresponding path program 1 times [2021-11-25 19:26:12,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:26:12,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587850443] [2021-11-25 19:26:12,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:26:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:26:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:26:12,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2021-11-25 19:26:12,479 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:26:12,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587850443] [2021-11-25 19:26:12,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587850443] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:26:12,480 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:26:12,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:26:12,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60472538] [2021-11-25 19:26:12,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:26:12,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:26:12,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:26:12,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:26:12,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:26:12,482 INFO L87 Difference]: Start difference. First operand 1542 states and 2000 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 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 19:26:12,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:26:12,665 INFO L93 Difference]: Finished difference Result 3114 states and 4050 transitions. [2021-11-25 19:26:12,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:26:12,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 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 307 [2021-11-25 19:26:12,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:26:12,676 INFO L225 Difference]: With dead ends: 3114 [2021-11-25 19:26:12,677 INFO L226 Difference]: Without dead ends: 1574 [2021-11-25 19:26:12,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:26:12,680 INFO L933 BasicCegarLoop]: 142 mSDtfsCounter, 16 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:26:12,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 200 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:26:12,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1574 states. [2021-11-25 19:26:12,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1574 to 1542. [2021-11-25 19:26:12,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 1541 states have (on average 1.2770927968851395) internal successors, (1968), 1541 states have internal predecessors, (1968), 0 states have call successors, (0), 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 19:26:12,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 1968 transitions. [2021-11-25 19:26:12,755 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 1968 transitions. Word has length 307 [2021-11-25 19:26:12,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:26:12,755 INFO L470 AbstractCegarLoop]: Abstraction has 1542 states and 1968 transitions. [2021-11-25 19:26:12,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 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 19:26:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1968 transitions. [2021-11-25 19:26:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-25 19:26:12,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:26:12,761 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-11-25 19:26:12,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-25 19:26:12,761 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:26:12,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:26:12,762 INFO L85 PathProgramCache]: Analyzing trace with hash -859082059, now seen corresponding path program 1 times [2021-11-25 19:26:12,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:26:12,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907403458] [2021-11-25 19:26:12,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:26:12,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:26:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:26:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1257 backedges. 694 proven. 0 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2021-11-25 19:26:12,827 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:26:12,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907403458] [2021-11-25 19:26:12,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907403458] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:26:12,828 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:26:12,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:26:12,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683011466] [2021-11-25 19:26:12,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:26:12,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:26:12,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:26:12,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:26:12,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:26:12,830 INFO L87 Difference]: Start difference. First operand 1542 states and 1968 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 19:26:13,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:26:13,018 INFO L93 Difference]: Finished difference Result 3090 states and 3942 transitions. [2021-11-25 19:26:13,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:26:13,019 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 329 [2021-11-25 19:26:13,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:26:13,028 INFO L225 Difference]: With dead ends: 3090 [2021-11-25 19:26:13,028 INFO L226 Difference]: Without dead ends: 1550 [2021-11-25 19:26:13,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:26:13,031 INFO L933 BasicCegarLoop]: 142 mSDtfsCounter, 8 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:26:13,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 200 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:26:13,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2021-11-25 19:26:13,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1542. [2021-11-25 19:26:13,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 1541 states have (on average 1.2563270603504217) internal successors, (1936), 1541 states have internal predecessors, (1936), 0 states have call successors, (0), 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 19:26:13,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 1936 transitions. [2021-11-25 19:26:13,106 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 1936 transitions. Word has length 329 [2021-11-25 19:26:13,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:26:13,107 INFO L470 AbstractCegarLoop]: Abstraction has 1542 states and 1936 transitions. [2021-11-25 19:26:13,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 19:26:13,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1936 transitions. [2021-11-25 19:26:13,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2021-11-25 19:26:13,112 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:26:13,113 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-11-25 19:26:13,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-25 19:26:13,113 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:26:13,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:26:13,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1909439056, now seen corresponding path program 1 times [2021-11-25 19:26:13,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:26:13,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848979499] [2021-11-25 19:26:13,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:26:13,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:26:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:26:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 956 proven. 25 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2021-11-25 19:26:13,205 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:26:13,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848979499] [2021-11-25 19:26:13,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848979499] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:26:13,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266378659] [2021-11-25 19:26:13,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:26:13,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:26:13,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:26:13,210 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:26:13,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 19:26:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:26:13,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 19:26:13,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:26:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 595 proven. 285 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2021-11-25 19:26:14,136 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:26:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 729 proven. 151 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2021-11-25 19:26:14,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266378659] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:26:14,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1063208246] [2021-11-25 19:26:14,827 INFO L159 IcfgInterpreter]: Started Sifa with 69 locations of interest [2021-11-25 19:26:14,828 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:26:14,828 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:26:14,829 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:26:14,829 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:26:25,048 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:27:17,976 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '84076#(and (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~skip~0#1| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~s__init_buf___0~0#1| 1) (<= |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1| 2147483648) (<= |ULTIMATE.start_ssl3_accept_~got_new_session~0#1| 1) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_#in~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483647) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483647) (<= 0 |ULTIMATE.start_ssl3_accept_~got_new_session~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4) (= 8464 |ULTIMATE.start_main_~s~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1|)) (<= 0 (+ 2147483647 |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1|)) (<= 8464 |ULTIMATE.start_ssl3_accept_~initial_state#1|) (<= |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483647) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483647) (<= 8464 |ULTIMATE.start_ssl3_accept_#in~initial_state#1|) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483647) (= |#NULL.base| 0) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483647))' at error location [2021-11-25 19:27:17,976 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 19:27:17,977 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:27:17,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 8 [2021-11-25 19:27:17,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781321329] [2021-11-25 19:27:17,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:27:17,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 19:27:17,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:27:17,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 19:27:17,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=873, Invalid=4097, Unknown=0, NotChecked=0, Total=4970 [2021-11-25 19:27:17,982 INFO L87 Difference]: Start difference. First operand 1542 states and 1936 transitions. Second operand has 8 states, 8 states have (on average 35.0) internal successors, (280), 8 states have internal predecessors, (280), 0 states have call successors, (0), 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 19:27:19,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:27:19,666 INFO L93 Difference]: Finished difference Result 5422 states and 6884 transitions. [2021-11-25 19:27:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-25 19:27:19,666 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 35.0) internal successors, (280), 8 states have internal predecessors, (280), 0 states have call successors, (0), 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 361 [2021-11-25 19:27:19,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:27:19,687 INFO L225 Difference]: With dead ends: 5422 [2021-11-25 19:27:19,687 INFO L226 Difference]: Without dead ends: 3828 [2021-11-25 19:27:19,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1107 GetRequests, 987 SyntacticMatches, 40 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4248 ImplicationChecksByTransitivity, 53.3s TimeCoverageRelationStatistics Valid=967, Invalid=5675, Unknown=0, NotChecked=0, Total=6642 [2021-11-25 19:27:19,693 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 467 mSDsluCounter, 953 mSDsCounter, 0 mSdLazyCounter, 1683 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 1241 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:27:19,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [467 Valid, 1241 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1683 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-25 19:27:19,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3828 states. [2021-11-25 19:27:19,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3828 to 2474. [2021-11-25 19:27:19,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2474 states, 2473 states have (on average 1.2782046097856854) internal successors, (3161), 2473 states have internal predecessors, (3161), 0 states have call successors, (0), 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 19:27:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2474 states and 3161 transitions. [2021-11-25 19:27:19,832 INFO L78 Accepts]: Start accepts. Automaton has 2474 states and 3161 transitions. Word has length 361 [2021-11-25 19:27:19,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:27:19,833 INFO L470 AbstractCegarLoop]: Abstraction has 2474 states and 3161 transitions. [2021-11-25 19:27:19,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.0) internal successors, (280), 8 states have internal predecessors, (280), 0 states have call successors, (0), 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 19:27:19,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 3161 transitions. [2021-11-25 19:27:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2021-11-25 19:27:19,842 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:27:19,842 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 12, 12, 11, 11, 10, 10, 10, 10, 8, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:27:19,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-25 19:27:20,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-11-25 19:27:20,070 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:27:20,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:27:20,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1318740275, now seen corresponding path program 1 times [2021-11-25 19:27:20,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:27:20,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439922772] [2021-11-25 19:27:20,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:27:20,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:27:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:27:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2229 backedges. 1260 proven. 0 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2021-11-25 19:27:20,169 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:27:20,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439922772] [2021-11-25 19:27:20,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439922772] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:27:20,169 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:27:20,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:27:20,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888844041] [2021-11-25 19:27:20,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:27:20,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:27:20,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:27:20,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:27:20,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:27:20,172 INFO L87 Difference]: Start difference. First operand 2474 states and 3161 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 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 19:27:20,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:27:20,392 INFO L93 Difference]: Finished difference Result 5150 states and 6602 transitions. [2021-11-25 19:27:20,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:27:20,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 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 438 [2021-11-25 19:27:20,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:27:20,399 INFO L225 Difference]: With dead ends: 5150 [2021-11-25 19:27:20,400 INFO L226 Difference]: Without dead ends: 2678 [2021-11-25 19:27:20,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:27:20,404 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 8 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:27:20,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 198 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:27:20,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2678 states. [2021-11-25 19:27:20,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2678 to 2666. [2021-11-25 19:27:20,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2666 states, 2665 states have (on average 1.2649155722326455) internal successors, (3371), 2665 states have internal predecessors, (3371), 0 states have call successors, (0), 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 19:27:20,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2666 states and 3371 transitions. [2021-11-25 19:27:20,514 INFO L78 Accepts]: Start accepts. Automaton has 2666 states and 3371 transitions. Word has length 438 [2021-11-25 19:27:20,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:27:20,515 INFO L470 AbstractCegarLoop]: Abstraction has 2666 states and 3371 transitions. [2021-11-25 19:27:20,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 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 19:27:20,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3371 transitions. [2021-11-25 19:27:20,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-25 19:27:20,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:27:20,524 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 10, 8, 8, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:27:20,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-25 19:27:20,525 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:27:20,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:27:20,526 INFO L85 PathProgramCache]: Analyzing trace with hash 282471147, now seen corresponding path program 1 times [2021-11-25 19:27:20,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:27:20,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680400350] [2021-11-25 19:27:20,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:27:20,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:27:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:27:20,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2963 backedges. 1680 proven. 0 refuted. 0 times theorem prover too weak. 1283 trivial. 0 not checked. [2021-11-25 19:27:20,635 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:27:20,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680400350] [2021-11-25 19:27:20,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680400350] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:27:20,635 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:27:20,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:27:20,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864553460] [2021-11-25 19:27:20,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:27:20,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:27:20,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:27:20,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:27:20,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:27:20,638 INFO L87 Difference]: Start difference. First operand 2666 states and 3371 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 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 19:27:20,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:27:20,857 INFO L93 Difference]: Finished difference Result 5348 states and 6764 transitions. [2021-11-25 19:27:20,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:27:20,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 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 498 [2021-11-25 19:27:20,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:27:20,865 INFO L225 Difference]: With dead ends: 5348 [2021-11-25 19:27:20,865 INFO L226 Difference]: Without dead ends: 2684 [2021-11-25 19:27:20,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:27:20,870 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 8 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:27:20,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 198 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 19:27:20,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2021-11-25 19:27:20,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 2672. [2021-11-25 19:27:20,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2672 states, 2671 states have (on average 1.239610632721827) internal successors, (3311), 2671 states have internal predecessors, (3311), 0 states have call successors, (0), 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 19:27:20,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2672 states and 3311 transitions. [2021-11-25 19:27:20,983 INFO L78 Accepts]: Start accepts. Automaton has 2672 states and 3311 transitions. Word has length 498 [2021-11-25 19:27:20,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:27:20,984 INFO L470 AbstractCegarLoop]: Abstraction has 2672 states and 3311 transitions. [2021-11-25 19:27:20,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 0 states have call successors, (0), 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 19:27:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 3311 transitions. [2021-11-25 19:27:20,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2021-11-25 19:27:20,992 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:27:20,993 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:27:20,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-25 19:27:20,994 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:27:20,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:27:20,995 INFO L85 PathProgramCache]: Analyzing trace with hash -522130945, now seen corresponding path program 1 times [2021-11-25 19:27:20,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:27:20,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379784278] [2021-11-25 19:27:20,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:27:20,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:27:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:27:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3835 backedges. 2149 proven. 497 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2021-11-25 19:27:21,172 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:27:21,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379784278] [2021-11-25 19:27:21,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379784278] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:27:21,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211837955] [2021-11-25 19:27:21,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:27:21,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:27:21,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:27:21,178 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:27:21,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 19:27:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:27:21,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 19:27:21,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:27:22,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3835 backedges. 1232 proven. 0 refuted. 0 times theorem prover too weak. 2603 trivial. 0 not checked. [2021-11-25 19:27:22,277 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 19:27:22,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211837955] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:27:22,277 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 19:27:22,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2021-11-25 19:27:22,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674679156] [2021-11-25 19:27:22,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:27:22,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 19:27:22,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:27:22,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 19:27:22,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-11-25 19:27:22,282 INFO L87 Difference]: Start difference. First operand 2672 states and 3311 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 0 states have call successors, (0), 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 19:27:23,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:27:23,068 INFO L93 Difference]: Finished difference Result 15190 states and 18851 transitions. [2021-11-25 19:27:23,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 19:27:23,069 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 0 states have call successors, (0), 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 562 [2021-11-25 19:27:23,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:27:23,096 INFO L225 Difference]: With dead ends: 15190 [2021-11-25 19:27:23,098 INFO L226 Difference]: Without dead ends: 12520 [2021-11-25 19:27:23,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 563 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-11-25 19:27:23,104 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 616 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 1510 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:27:23,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [616 Valid, 1510 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-25 19:27:23,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12520 states. [2021-11-25 19:27:23,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12520 to 5334. [2021-11-25 19:27:23,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5334 states, 5333 states have (on average 1.237764860303769) internal successors, (6601), 5333 states have internal predecessors, (6601), 0 states have call successors, (0), 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 19:27:23,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5334 states to 5334 states and 6601 transitions. [2021-11-25 19:27:23,441 INFO L78 Accepts]: Start accepts. Automaton has 5334 states and 6601 transitions. Word has length 562 [2021-11-25 19:27:23,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:27:23,442 INFO L470 AbstractCegarLoop]: Abstraction has 5334 states and 6601 transitions. [2021-11-25 19:27:23,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 0 states have call successors, (0), 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 19:27:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 5334 states and 6601 transitions. [2021-11-25 19:27:23,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2021-11-25 19:27:23,456 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:27:23,457 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:27:23,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-25 19:27:23,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-25 19:27:23,674 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:27:23,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:27:23,674 INFO L85 PathProgramCache]: Analyzing trace with hash 304436875, now seen corresponding path program 1 times [2021-11-25 19:27:23,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:27:23,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15409510] [2021-11-25 19:27:23,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:27:23,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:27:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:27:23,893 INFO L134 CoverageAnalysis]: Checked inductivity of 3835 backedges. 2149 proven. 497 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2021-11-25 19:27:23,893 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:27:23,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15409510] [2021-11-25 19:27:23,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15409510] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:27:23,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051605199] [2021-11-25 19:27:23,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:27:23,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:27:23,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:27:23,895 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:27:23,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-25 19:27:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:27:24,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 19:27:24,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:27:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3835 backedges. 2352 proven. 128 refuted. 0 times theorem prover too weak. 1355 trivial. 0 not checked. [2021-11-25 19:27:25,003 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:27:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3835 backedges. 2218 proven. 25 refuted. 0 times theorem prover too weak. 1592 trivial. 0 not checked. [2021-11-25 19:27:25,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051605199] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:27:25,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1821215228] [2021-11-25 19:27:25,720 INFO L159 IcfgInterpreter]: Started Sifa with 78 locations of interest [2021-11-25 19:27:25,720 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:27:25,721 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:27:25,721 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:27:25,721 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:27:38,112 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:28:39,610 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '140431#(and (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~skip~0#1| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_good~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483647) (= |ULTIMATE.start_ssl3_accept_~s__init_buf___0~0#1| 1) (<= |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1| 2147483648) (<= |ULTIMATE.start_ssl3_accept_~got_new_session~0#1| 1) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___6~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_#in~initial_state#1| 8464) (<= |ULTIMATE.start_ssl3_accept_~tmp___10~0#1| 2147483647) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__cert~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__info_callback~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___4~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__verify_mode~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~tmp___9~0#1| 2147483647) (<= 0 |ULTIMATE.start_ssl3_accept_~got_new_session~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___1~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___3~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4) (= 8464 |ULTIMATE.start_main_~s~0#1|) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__session__peer~0#1| 2147483648)) (<= 0 (+ 2147483648 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1|)) (<= 0 (+ 2147483647 |ULTIMATE.start_ssl3_accept_~s__in_handshake~0#1|)) (<= 8464 |ULTIMATE.start_ssl3_accept_~initial_state#1|) (<= |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~Time~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__debug~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__options~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483648)) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~tmp___5~0#1| 2147483647) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___8~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~num1~0#1| 2147483647) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1| 2147483647) (<= 8464 |ULTIMATE.start_ssl3_accept_#in~initial_state#1|) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_ssl3_accept_~ret~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~tmp___2~0#1| 2147483648)) (<= 0 (+ |ULTIMATE.start_ssl3_accept_~s__version~0#1| 2147483648)) (<= |ULTIMATE.start_ssl3_accept_~cb~0#1| 2147483647) (= |#NULL.base| 0) (<= |ULTIMATE.start_ssl3_accept_~s__ctx__info_callback~0#1| 2147483647))' at error location [2021-11-25 19:28:39,610 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 19:28:39,610 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:28:39,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 4] total 11 [2021-11-25 19:28:39,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613568002] [2021-11-25 19:28:39,611 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:28:39,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-25 19:28:39,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:28:39,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-25 19:28:39,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1023, Invalid=5619, Unknown=0, NotChecked=0, Total=6642 [2021-11-25 19:28:39,616 INFO L87 Difference]: Start difference. First operand 5334 states and 6601 transitions. Second operand has 11 states, 11 states have (on average 38.81818181818182) internal successors, (427), 11 states have internal predecessors, (427), 0 states have call successors, (0), 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 19:28:42,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:28:42,273 INFO L93 Difference]: Finished difference Result 14255 states and 17704 transitions. [2021-11-25 19:28:42,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-25 19:28:42,274 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 38.81818181818182) internal successors, (427), 11 states have internal predecessors, (427), 0 states have call successors, (0), 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 563 [2021-11-25 19:28:42,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:28:42,275 INFO L225 Difference]: With dead ends: 14255 [2021-11-25 19:28:42,275 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 19:28:42,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1719 GetRequests, 1568 SyntacticMatches, 58 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6845 ImplicationChecksByTransitivity, 62.0s TimeCoverageRelationStatistics Valid=1155, Invalid=7775, Unknown=0, NotChecked=0, Total=8930 [2021-11-25 19:28:42,288 INFO L933 BasicCegarLoop]: 456 mSDtfsCounter, 522 mSDsluCounter, 2355 mSDsCounter, 0 mSdLazyCounter, 3600 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 2629 SdHoareTripleChecker+Invalid, 3688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:28:42,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [522 Valid, 2629 Invalid, 3688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3600 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-25 19:28:42,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 19:28:42,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 19:28:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 19:28:42,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 19:28:42,290 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 563 [2021-11-25 19:28:42,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:28:42,290 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 19:28:42,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 38.81818181818182) internal successors, (427), 11 states have internal predecessors, (427), 0 states have call successors, (0), 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 19:28:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 19:28:42,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 19:28:42,294 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-25 19:28:42,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-25 19:28:42,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-11-25 19:28:42,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-25 19:29:02,331 WARN L227 SmtUtils]: Spent 12.65s on a formula simplification. DAG size of input: 1020 DAG size of output: 1014 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-25 19:29:14,257 WARN L227 SmtUtils]: Spent 11.91s on a formula simplification. DAG size of input: 1020 DAG size of output: 1014 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-25 19:29:28,766 WARN L227 SmtUtils]: Spent 13.08s on a formula simplification. DAG size of input: 1034 DAG size of output: 1027 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-25 19:29:43,749 WARN L227 SmtUtils]: Spent 9.33s on a formula simplification. DAG size of input: 205 DAG size of output: 191 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-25 19:30:04,310 WARN L227 SmtUtils]: Spent 11.87s on a formula simplification. DAG size of input: 1020 DAG size of output: 1014 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-25 19:30:15,894 WARN L227 SmtUtils]: Spent 9.40s on a formula simplification. DAG size of input: 1014 DAG size of output: 122 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-25 19:30:25,639 WARN L227 SmtUtils]: Spent 9.74s on a formula simplification. DAG size of input: 1014 DAG size of output: 122 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-25 19:30:36,197 WARN L227 SmtUtils]: Spent 10.07s on a formula simplification. DAG size of input: 1027 DAG size of output: 120 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-25 19:30:52,297 WARN L227 SmtUtils]: Spent 9.81s on a formula simplification. DAG size of input: 1014 DAG size of output: 122 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-25 19:30:52,301 INFO L858 garLoopResultBuilder]: For program point L399(lines 399 417) no Hoare annotation was computed. [2021-11-25 19:30:52,302 INFO L854 garLoopResultBuilder]: At program point L201(lines 197 562) the Hoare annotation is: (let ((.cse16 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse16)) (.cse13 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse16 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse13 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse14 .cse15) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (not (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4)) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not .cse16)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse14 .cse15)))) [2021-11-25 19:30:52,302 INFO L854 garLoopResultBuilder]: At program point L168(lines 164 573) the Hoare annotation is: (let ((.cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse7 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse11)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse11 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse8 .cse9 .cse10)))) [2021-11-25 19:30:52,302 INFO L858 garLoopResultBuilder]: For program point L499(lines 499 502) no Hoare annotation was computed. [2021-11-25 19:30:52,303 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2021-11-25 19:30:52,303 INFO L858 garLoopResultBuilder]: For program point L203(lines 203 560) no Hoare annotation was computed. [2021-11-25 19:30:52,303 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 571) no Hoare annotation was computed. [2021-11-25 19:30:52,303 INFO L858 garLoopResultBuilder]: For program point L137(lines 137 582) no Hoare annotation was computed. [2021-11-25 19:30:52,303 INFO L858 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2021-11-25 19:30:52,303 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 272) no Hoare annotation was computed. [2021-11-25 19:30:52,303 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 248) no Hoare annotation was computed. [2021-11-25 19:30:52,304 INFO L858 garLoopResultBuilder]: For program point L237-2(lines 219 553) no Hoare annotation was computed. [2021-11-25 19:30:52,304 INFO L858 garLoopResultBuilder]: For program point L437-1(lines 437 445) no Hoare annotation was computed. [2021-11-25 19:30:52,304 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-11-25 19:30:52,304 INFO L858 garLoopResultBuilder]: For program point L206(lines 206 559) no Hoare annotation was computed. [2021-11-25 19:30:52,304 INFO L858 garLoopResultBuilder]: For program point L173(lines 173 570) no Hoare annotation was computed. [2021-11-25 19:30:52,304 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 581) no Hoare annotation was computed. [2021-11-25 19:30:52,305 INFO L854 garLoopResultBuilder]: At program point L207(lines 203 560) the Hoare annotation is: (let ((.cse15 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse14 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (or .cse15 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse13 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse12 .cse13) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656) .cse14 (not .cse15)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse14 .cse5 .cse6 .cse7 .cse8 .cse9 .cse15 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse11 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13)))) [2021-11-25 19:30:52,305 INFO L854 garLoopResultBuilder]: At program point L174(lines 170 571) the Hoare annotation is: (let ((.cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse11)) (.cse9 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse7 .cse11 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse10)))) [2021-11-25 19:30:52,305 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 443) no Hoare annotation was computed. [2021-11-25 19:30:52,305 INFO L858 garLoopResultBuilder]: For program point L341(lines 341 379) no Hoare annotation was computed. [2021-11-25 19:30:52,305 INFO L858 garLoopResultBuilder]: For program point L209(lines 209 558) no Hoare annotation was computed. [2021-11-25 19:30:52,306 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 569) no Hoare annotation was computed. [2021-11-25 19:30:52,306 INFO L858 garLoopResultBuilder]: For program point L143(lines 143 580) no Hoare annotation was computed. [2021-11-25 19:30:52,306 INFO L854 garLoopResultBuilder]: At program point L110-2(lines 110 609) the Hoare annotation is: (let ((.cse11 (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (.cse27 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse2 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse31 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640))) (let ((.cse23 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse5 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse30 (or .cse2 .cse31)) (.cse26 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse32 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse24 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse33 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse34 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4))) (.cse35 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse37 (not .cse27)) (.cse28 (not .cse3)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse25 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse29 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse13 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse15 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse16 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse10 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse17 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse18 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse19 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse20 (not .cse12)) (.cse36 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse21 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse22 (not .cse11))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse4 .cse8 .cse9) (and .cse10 .cse11 .cse3 .cse4) (and .cse10 .cse3 .cse4 .cse12) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528) .cse13 .cse14 .cse15 .cse16 .cse10 .cse17 .cse18 .cse19 .cse20 .cse21 .cse3 .cse4 .cse22) (and .cse13 .cse23 .cse14 .cse15 .cse16 .cse24 .cse17 .cse19 .cse21 .cse25 .cse9) (and .cse13 .cse23 .cse14 .cse15 .cse16 .cse24 .cse26 .cse17 .cse21 .cse9) (and .cse10 (or (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512) .cse3) (and .cse27 .cse28))) (and .cse26 .cse8 .cse29) (and .cse6 .cse7 .cse28 .cse9) (and .cse30 .cse1 .cse25) (and .cse0 .cse1 .cse31 .cse5 .cse28) (and .cse32 .cse13 .cse14 .cse15 .cse16 .cse24 .cse33 .cse17 .cse34 .cse0 .cse19 .cse20 .cse35 .cse36 .cse21 .cse37 .cse22) (and .cse10 .cse24 .cse33 .cse3 .cse4 .cse8 .cse9) (and .cse30 .cse26 .cse1) (and .cse32 .cse13 .cse14 .cse15 .cse16 .cse24 .cse33 .cse17 .cse34 .cse0 .cse19 .cse20 .cse35 .cse21 .cse37 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse28 .cse22) (and .cse8 .cse25 .cse29) (and .cse13 .cse14 .cse15 .cse16 .cse10 .cse17 .cse18 .cse19 .cse20 .cse36 .cse21 .cse22)))) [2021-11-25 19:30:52,306 INFO L858 garLoopResultBuilder]: For program point L507-2(lines 219 553) no Hoare annotation was computed. [2021-11-25 19:30:52,307 INFO L854 garLoopResultBuilder]: At program point L408(lines 399 417) the Hoare annotation is: (let ((.cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse7 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse11)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse11 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse8 .cse9 .cse10)))) [2021-11-25 19:30:52,307 INFO L858 garLoopResultBuilder]: For program point L243(lines 243 246) no Hoare annotation was computed. [2021-11-25 19:30:52,307 INFO L854 garLoopResultBuilder]: At program point L177(lines 176 569) the Hoare annotation is: (let ((.cse7 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse10 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640))) (let ((.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse4 (or .cse7 .cse10)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse9 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse2 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2) (and .cse4 .cse1 .cse2 .cse5) (and .cse6 .cse1 .cse7 .cse8 .cse9 .cse2) (and .cse1 .cse2 .cse3 .cse5) (and (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 .cse8 .cse9 .cse2 .cse3) (and .cse6 .cse1 .cse10 .cse2 (not .cse8))))) [2021-11-25 19:30:52,307 INFO L854 garLoopResultBuilder]: At program point L144(lines 137 582) the Hoare annotation is: (let ((.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse11 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse9 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse10 .cse11) (and .cse1 (or (and .cse0 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7 .cse8 .cse10) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse10)) .cse9 .cse11))) [2021-11-25 19:30:52,307 INFO L858 garLoopResultBuilder]: For program point L344(lines 344 378) no Hoare annotation was computed. [2021-11-25 19:30:52,307 INFO L858 garLoopResultBuilder]: For program point L344-1(lines 344 378) no Hoare annotation was computed. [2021-11-25 19:30:52,307 INFO L854 garLoopResultBuilder]: At program point L212(lines 212 557) the Hoare annotation is: (and (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) [2021-11-25 19:30:52,307 INFO L858 garLoopResultBuilder]: For program point L179(lines 179 568) no Hoare annotation was computed. [2021-11-25 19:30:52,308 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 579) no Hoare annotation was computed. [2021-11-25 19:30:52,308 INFO L854 garLoopResultBuilder]: At program point L113(lines 113 590) the Hoare annotation is: (let ((.cse11 (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (.cse27 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse2 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse31 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640))) (let ((.cse23 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse5 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse30 (or .cse2 .cse31)) (.cse26 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse32 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse24 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse33 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse34 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4))) (.cse35 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse37 (not .cse27)) (.cse28 (not .cse3)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse25 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse29 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse13 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse15 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse16 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse10 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse17 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse18 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse19 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse20 (not .cse12)) (.cse36 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse21 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse22 (not .cse11))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse4 .cse8 .cse9) (and .cse10 .cse11 .cse3 .cse4) (and .cse10 .cse3 .cse4 .cse12) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528) .cse13 .cse14 .cse15 .cse16 .cse10 .cse17 .cse18 .cse19 .cse20 .cse21 .cse3 .cse4 .cse22) (and .cse13 .cse23 .cse14 .cse15 .cse16 .cse24 .cse17 .cse19 .cse21 .cse25 .cse9) (and .cse13 .cse23 .cse14 .cse15 .cse16 .cse24 .cse26 .cse17 .cse21 .cse9) (and .cse10 (or (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512) .cse3) (and .cse27 .cse28))) (and .cse26 .cse8 .cse29) (and .cse6 .cse7 .cse28 .cse9) (and .cse30 .cse1 .cse25) (and .cse0 .cse1 .cse31 .cse5 .cse28) (and .cse32 .cse13 .cse14 .cse15 .cse16 .cse24 .cse33 .cse17 .cse34 .cse0 .cse19 .cse20 .cse35 .cse36 .cse21 .cse37 .cse22) (and .cse10 .cse24 .cse33 .cse3 .cse4 .cse8 .cse9) (and .cse30 .cse26 .cse1) (and .cse32 .cse13 .cse14 .cse15 .cse16 .cse24 .cse33 .cse17 .cse34 .cse0 .cse19 .cse20 .cse35 .cse21 .cse37 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse28 .cse22) (and .cse8 .cse25 .cse29) (and .cse13 .cse14 .cse15 .cse16 .cse10 .cse17 .cse18 .cse19 .cse20 .cse36 .cse21 .cse22)))) [2021-11-25 19:30:52,308 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2021-11-25 19:30:52,308 INFO L858 garLoopResultBuilder]: For program point L411(lines 411 413) no Hoare annotation was computed. [2021-11-25 19:30:52,308 INFO L858 garLoopResultBuilder]: For program point L345(lines 345 375) no Hoare annotation was computed. [2021-11-25 19:30:52,308 INFO L854 garLoopResultBuilder]: At program point L213(lines 209 558) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4))) (.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and .cse0 .cse1 .cse2 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse2) (and .cse0 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)))) [2021-11-25 19:30:52,308 INFO L861 garLoopResultBuilder]: At program point L610(lines 109 611) the Hoare annotation is: true [2021-11-25 19:30:52,308 INFO L858 garLoopResultBuilder]: For program point L182(lines 182 567) no Hoare annotation was computed. [2021-11-25 19:30:52,309 INFO L858 garLoopResultBuilder]: For program point L149(lines 149 578) no Hoare annotation was computed. [2021-11-25 19:30:52,309 INFO L858 garLoopResultBuilder]: For program point L116(lines 116 589) no Hoare annotation was computed. [2021-11-25 19:30:52,309 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 322) no Hoare annotation was computed. [2021-11-25 19:30:52,309 INFO L858 garLoopResultBuilder]: For program point L315-2(lines 315 322) no Hoare annotation was computed. [2021-11-25 19:30:52,309 INFO L854 garLoopResultBuilder]: At program point L183(lines 179 568) the Hoare annotation is: (let ((.cse12 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse9 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse12)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse11 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse11) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse12 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse10 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse11)))) [2021-11-25 19:30:52,309 INFO L854 garLoopResultBuilder]: At program point L150(lines 146 579) the Hoare annotation is: (let ((.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 (or (and .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7) (and .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7)) .cse8 .cse9) (and .cse1 .cse0 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse5 .cse6 .cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse7 .cse9))) [2021-11-25 19:30:52,309 INFO L858 garLoopResultBuilder]: For program point L350(lines 350 373) no Hoare annotation was computed. [2021-11-25 19:30:52,309 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L185(lines 185 566) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L152(lines 152 577) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L119(lines 119 588) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L516(lines 516 519) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L285-2(lines 219 553) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L451(lines 451 453) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 321) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L254(lines 254 264) no Hoare annotation was computed. [2021-11-25 19:30:52,310 INFO L858 garLoopResultBuilder]: For program point L188(lines 188 565) no Hoare annotation was computed. [2021-11-25 19:30:52,311 INFO L858 garLoopResultBuilder]: For program point L155(lines 155 576) no Hoare annotation was computed. [2021-11-25 19:30:52,311 INFO L858 garLoopResultBuilder]: For program point L122(lines 122 587) no Hoare annotation was computed. [2021-11-25 19:30:52,311 INFO L858 garLoopResultBuilder]: For program point L486(lines 486 488) no Hoare annotation was computed. [2021-11-25 19:30:52,311 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 419) no Hoare annotation was computed. [2021-11-25 19:30:52,311 INFO L858 garLoopResultBuilder]: For program point L255(lines 255 258) no Hoare annotation was computed. [2021-11-25 19:30:52,311 INFO L854 garLoopResultBuilder]: At program point L222(lines 116 589) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448))) (or (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse1) (and .cse0 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)))) [2021-11-25 19:30:52,312 INFO L854 garLoopResultBuilder]: At program point L189(lines 185 566) the Hoare annotation is: (let ((.cse10 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse13 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse10)) (.cse11 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse11 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7 .cse8 .cse9 .cse13 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse13 .cse11 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse12)))) [2021-11-25 19:30:52,312 INFO L854 garLoopResultBuilder]: At program point L156(lines 152 577) the Hoare annotation is: (let ((.cse18 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse14 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse18)) (.cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse6 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse9 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1))) (or (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse14 .cse12 .cse13 .cse15)))) (and .cse0 (let ((.cse16 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0))) (or (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse16 .cse13) (and .cse1 .cse2 .cse3 .cse4 .cse7 .cse8 .cse9 .cse10 .cse11 .cse14 .cse12 .cse16 .cse13 .cse15)))) (and .cse0 (let ((.cse17 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|))) (or (and .cse1 .cse2 .cse3 .cse4 .cse17 .cse7 .cse8 .cse9 .cse10 .cse11 .cse18 .cse12 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse13 .cse15) (and .cse1 .cse2 .cse3 .cse4 .cse17 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse18 .cse12 .cse13))))))) [2021-11-25 19:30:52,312 INFO L858 garLoopResultBuilder]: For program point L454(lines 454 463) no Hoare annotation was computed. [2021-11-25 19:30:52,312 INFO L858 garLoopResultBuilder]: For program point L388(lines 388 394) no Hoare annotation was computed. [2021-11-25 19:30:52,312 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-25 19:30:52,312 INFO L861 garLoopResultBuilder]: At program point L620(lines 22 622) the Hoare annotation is: true [2021-11-25 19:30:52,313 INFO L854 garLoopResultBuilder]: At program point L554(lines 110 609) the Hoare annotation is: (let ((.cse11 (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (.cse27 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse2 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse31 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640))) (let ((.cse23 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse5 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse30 (or .cse2 .cse31)) (.cse26 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse32 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse24 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse33 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse34 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4))) (.cse35 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse37 (not .cse27)) (.cse28 (not .cse3)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse25 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse29 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse13 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse15 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse16 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse10 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse17 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse18 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse19 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse20 (not .cse12)) (.cse36 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse21 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse22 (not .cse11))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse4 .cse8 .cse9) (and .cse10 .cse11 .cse3 .cse4) (and .cse10 .cse3 .cse4 .cse12) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528) .cse13 .cse14 .cse15 .cse16 .cse10 .cse17 .cse18 .cse19 .cse20 .cse21 .cse3 .cse4 .cse22) (and .cse13 .cse23 .cse14 .cse15 .cse16 .cse24 .cse17 .cse19 .cse21 .cse25 .cse9) (and .cse13 .cse23 .cse14 .cse15 .cse16 .cse24 .cse26 .cse17 .cse21 .cse9) (and .cse10 (or (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512) .cse3) (and .cse27 .cse28))) (and .cse26 .cse8 .cse29) (and .cse6 .cse7 .cse28 .cse9) (and .cse30 .cse1 .cse25) (and .cse0 .cse1 .cse31 .cse5 .cse28) (and .cse32 .cse13 .cse14 .cse15 .cse16 .cse24 .cse33 .cse17 .cse34 .cse0 .cse19 .cse20 .cse35 .cse36 .cse21 .cse37 .cse22) (and .cse10 .cse24 .cse33 .cse3 .cse4 .cse8 .cse9) (and .cse30 .cse26 .cse1) (and .cse32 .cse13 .cse14 .cse15 .cse16 .cse24 .cse33 .cse17 .cse34 .cse0 .cse19 .cse20 .cse35 .cse21 .cse37 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse28 .cse22) (and .cse8 .cse25 .cse29) (and .cse13 .cse14 .cse15 .cse16 .cse10 .cse17 .cse18 .cse19 .cse20 .cse36 .cse21 .cse22)))) [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L191(lines 191 564) no Hoare annotation was computed. [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L158(lines 158 575) no Hoare annotation was computed. [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L125(lines 125 586) no Hoare annotation was computed. [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 526) no Hoare annotation was computed. [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L194(lines 194 563) no Hoare annotation was computed. [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L161(lines 161 574) no Hoare annotation was computed. [2021-11-25 19:30:52,313 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 585) no Hoare annotation was computed. [2021-11-25 19:30:52,314 INFO L858 garLoopResultBuilder]: For program point L591(lines 591 607) no Hoare annotation was computed. [2021-11-25 19:30:52,314 INFO L854 garLoopResultBuilder]: At program point L525(lines 83 621) the Hoare annotation is: false [2021-11-25 19:30:52,314 INFO L854 garLoopResultBuilder]: At program point L195(lines 191 564) the Hoare annotation is: (let ((.cse10 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse13 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse10)) (.cse11 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse11 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7 .cse8 .cse9 .cse13 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse13 .cse11 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse12)))) [2021-11-25 19:30:52,314 INFO L854 garLoopResultBuilder]: At program point L162(lines 158 575) the Hoare annotation is: (let ((.cse9 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse13 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse9)) (.cse10 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse11 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7 .cse8 .cse13 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse11 .cse12)))) [2021-11-25 19:30:52,314 INFO L858 garLoopResultBuilder]: For program point L592(lines 592 606) no Hoare annotation was computed. [2021-11-25 19:30:52,314 INFO L858 garLoopResultBuilder]: For program point L361(lines 361 369) no Hoare annotation was computed. [2021-11-25 19:30:52,314 INFO L858 garLoopResultBuilder]: For program point L593(lines 593 598) no Hoare annotation was computed. [2021-11-25 19:30:52,314 INFO L858 garLoopResultBuilder]: For program point L527(lines 527 529) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point L593-2(lines 592 606) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L854 garLoopResultBuilder]: At program point L362(lines 338 380) the Hoare annotation is: (let ((.cse9 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse13 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse9)) (.cse10 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse11 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7 .cse8 .cse13 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse11 .cse12)))) [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point L197(lines 197 562) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point L164(lines 164 573) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 584) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 431) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L854 garLoopResultBuilder]: At program point L396(lines 387 419) the Hoare annotation is: (let ((.cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse7 (or (< 8512 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse11)) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse8 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse11 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse8 .cse9 .cse10)))) [2021-11-25 19:30:52,315 INFO L854 garLoopResultBuilder]: At program point L132(lines 128 585) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse5 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|) .cse7 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse10 .cse5 .cse6 .cse7 .cse8 .cse9))) [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point L595(lines 595 597) no Hoare annotation was computed. [2021-11-25 19:30:52,315 INFO L858 garLoopResultBuilder]: For program point L364(lines 364 366) no Hoare annotation was computed. [2021-11-25 19:30:52,316 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-11-25 19:30:52,316 INFO L858 garLoopResultBuilder]: For program point L298-2(lines 219 553) no Hoare annotation was computed. [2021-11-25 19:30:52,316 INFO L858 garLoopResultBuilder]: For program point L332-2(lines 219 553) no Hoare annotation was computed. [2021-11-25 19:30:52,316 INFO L858 garLoopResultBuilder]: For program point L200(lines 200 561) no Hoare annotation was computed. [2021-11-25 19:30:52,316 INFO L858 garLoopResultBuilder]: For program point L167(lines 167 572) no Hoare annotation was computed. [2021-11-25 19:30:52,316 INFO L854 garLoopResultBuilder]: At program point L134(lines 134 583) the Hoare annotation is: (let ((.cse19 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (.cse22 (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse32 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse23 (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse21 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse35 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640))) (let ((.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse14 (= |ULTIMATE.start_ssl3_accept_~__cil_tmp56~0#1| |ULTIMATE.start_ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1|)) (.cse28 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse12 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse16 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse29 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse34 (or .cse21 .cse35)) (.cse30 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse31 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse24 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse17 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse18 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse25 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse8 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not .cse23)) (.cse26 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse27 (not .cse32)) (.cse11 (not .cse22)) (.cse20 (not (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 4))) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse33 (not .cse19))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse3 .cse4 .cse17 .cse18 .cse10 .cse19 .cse14 .cse15 .cse16) (and .cse20 .cse6 .cse21 .cse19 .cse14) (and .cse4 .cse22 .cse19 .cse14) (and .cse4 .cse19 .cse14 .cse23) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse19 .cse14 .cse11) (and .cse24 .cse0 .cse1 .cse2 .cse3 .cse17 .cse18 .cse5 .cse25 .cse20 .cse6 .cse8 .cse9 .cse26 .cse10 .cse27 .cse11) (and .cse0 .cse28 .cse1 .cse2 .cse3 .cse17 .cse5 .cse8 .cse10 .cse29 .cse16) (and .cse0 .cse28 .cse1 .cse2 .cse3 .cse17 .cse30 .cse5 .cse10 .cse16) (and .cse3 .cse10 .cse15 .cse29 .cse31) (and .cse4 (or (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512) .cse19) (and .cse32 .cse33))) (and .cse12 .cse13 .cse33 .cse16) (and .cse34 .cse6 .cse29) (and .cse34 .cse30 .cse6) (and .cse3 .cse30 .cse10 .cse15 .cse31) (and .cse24 .cse0 .cse1 .cse2 .cse3 .cse17 .cse18 .cse5 .cse25 .cse20 .cse8 .cse9 .cse26 .cse10 .cse27 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse33 .cse11) (and .cse20 .cse6 .cse35 .cse33)))) [2021-11-25 19:30:52,316 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 83 621) no Hoare annotation was computed. [2021-11-25 19:30:52,319 INFO L732 BasicCegarLoop]: Path program 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] [2021-11-25 19:30:52,320 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 19:30:52,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 07:30:52 BoogieIcfgContainer [2021-11-25 19:30:52,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 19:30:52,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 19:30:52,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 19:30:52,397 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 19:30:52,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:23:40" (3/4) ... [2021-11-25 19:30:52,400 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 19:30:52,417 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2021-11-25 19:30:52,418 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-25 19:30:52,419 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 19:30:52,420 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 19:30:52,524 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 19:30:52,524 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 19:30:52,525 INFO L158 Benchmark]: Toolchain (without parser) took 433891.17ms. Allocated memory was 86.0MB in the beginning and 1.1GB in the end (delta: 981.5MB). Free memory was 51.0MB in the beginning and 966.4MB in the end (delta: -915.3MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2021-11-25 19:30:52,525 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:30:52,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 676.31ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 50.9MB in the beginning and 80.1MB in the end (delta: -29.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-25 19:30:52,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.33ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 77.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 19:30:52,526 INFO L158 Benchmark]: Boogie Preprocessor took 65.70ms. Allocated memory is still 109.1MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 19:30:52,527 INFO L158 Benchmark]: RCFGBuilder took 1169.25ms. Allocated memory is still 109.1MB. Free memory was 75.0MB in the beginning and 57.1MB in the end (delta: 17.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2021-11-25 19:30:52,527 INFO L158 Benchmark]: TraceAbstraction took 431714.68ms. Allocated memory was 109.1MB in the beginning and 1.1GB in the end (delta: 958.4MB). Free memory was 56.6MB in the beginning and 982.1MB in the end (delta: -925.4MB). Peak memory consumption was 659.0MB. Max. memory is 16.1GB. [2021-11-25 19:30:52,527 INFO L158 Benchmark]: Witness Printer took 128.21ms. Allocated memory is still 1.1GB. Free memory was 982.1MB in the beginning and 966.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-25 19:30:52,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 676.31ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 50.9MB in the beginning and 80.1MB in the end (delta: -29.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.33ms. Allocated memory is still 109.1MB. Free memory was 80.1MB in the beginning and 77.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.70ms. Allocated memory is still 109.1MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1169.25ms. Allocated memory is still 109.1MB. Free memory was 75.0MB in the beginning and 57.1MB in the end (delta: 17.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * TraceAbstraction took 431714.68ms. Allocated memory was 109.1MB in the beginning and 1.1GB in the end (delta: 958.4MB). Free memory was 56.6MB in the beginning and 982.1MB in the end (delta: -925.4MB). Peak memory consumption was 659.0MB. Max. memory is 16.1GB. * Witness Printer took 128.21ms. Allocated memory is still 1.1GB. Free memory was 982.1MB in the beginning and 966.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 619]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 431.5s, OverallIterations: 29, TraceHistogramMax: 19, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 129.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5108 SdHoareTripleChecker+Valid, 8.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5108 mSDsluCounter, 12567 SdHoareTripleChecker+Invalid, 6.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8687 mSDsCounter, 1148 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11526 IncrementalHoareTripleChecker+Invalid, 12674 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1148 mSolverCounterUnsat, 4521 mSDtfsCounter, 11526 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5291 GetRequests, 4740 SyntacticMatches, 164 SemanticMatches, 387 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16738 ImplicationChecksByTransitivity, 227.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5334occurred in iteration=28, InterpolantAutomatonStates: 155, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 29 MinimizatonAttempts, 11277 StatesRemovedByMinimization, 25 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 1549 NumberOfFragments, 4882 HoareAnnotationTreeSize, 26 FomulaSimplifications, 446430 FormulaSimplificationTreeSizeReduction, 81.8s HoareSimplificationTime, 26 FomulaSimplificationsInter, 1316696 FormulaSimplificationTreeSizeReductionInter, 48.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 7930 NumberOfCodeBlocks, 7930 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 9411 ConstructedInterpolants, 0 QuantifiedInterpolants, 18427 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3458 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 40 InterpolantComputations, 24 PerfectInterpolantSequences, 36214/38592 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576)) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (0 == s__hit || 8656 <= s__state)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8672) || ((s__state == 8656 && 2 == blastFlag) && !(0 == s__hit))) || ((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) && s__state <= 8672)) || ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (0 == s__hit || 8656 <= s__state)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576)) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: !(8673 == s__state) && !(s__state == 8672) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) && s__state <= 8576) || (((!(8576 == s__state) && ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(8560 == s__state)) || (((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && blastFlag == 0) && !(8560 == s__state)))) && 8448 <= s__state) && s__state <= 8576) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(blastFlag == 4) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) || ((((8672 <= s__state && 3 == blastFlag) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((2 == blastFlag && 8560 == s__state) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms)) || (((2 == blastFlag && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8544 == s__state)) || (((((((((((((s__state == 8528 && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && !(8560 == s__state))) || ((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && blastFlag == 0) && s__state <= 8672)) || (((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && s__state <= 8672)) || (2 == blastFlag && ((s__state == 8512 && 0 == s__hit) || (s__state == 8656 && !(0 == s__hit))))) || ((blastFlag == 1 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((8672 <= s__state && 3 == blastFlag) && !(0 == s__hit)) && s__state <= 8672)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && blastFlag == 0)) || ((((!(blastFlag == 4) && s__state <= 8448) && s__s3__tmp__next_state___0 == 8640) && 8448 <= s__state) && !(0 == s__hit))) || ((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state))) || ((((((2 == blastFlag && !(s__state == 8657)) && !(s__state == 8672)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && blastFlag == 1) && s__state <= 8448)) || (((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && s__state == 8640) && !(0 == s__hit)) && !(8560 == s__state))) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(8560 == s__state)) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(blastFlag == 4) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) || ((((8672 <= s__state && 3 == blastFlag) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((2 == blastFlag && 8560 == s__state) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms)) || (((2 == blastFlag && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8544 == s__state)) || (((((((((((((s__state == 8528 && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && !(8560 == s__state))) || ((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && blastFlag == 0) && s__state <= 8672)) || (((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && s__state <= 8672)) || (2 == blastFlag && ((s__state == 8512 && 0 == s__hit) || (s__state == 8656 && !(0 == s__hit))))) || ((blastFlag == 1 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((8672 <= s__state && 3 == blastFlag) && !(0 == s__hit)) && s__state <= 8672)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && blastFlag == 0)) || ((((!(blastFlag == 4) && s__state <= 8448) && s__s3__tmp__next_state___0 == 8640) && 8448 <= s__state) && !(0 == s__hit))) || ((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state))) || ((((((2 == blastFlag && !(s__state == 8657)) && !(s__state == 8672)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && blastFlag == 1) && s__state <= 8448)) || (((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && s__state == 8640) && !(0 == s__hit)) && !(8560 == s__state))) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(8560 == s__state)) - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (((!(8448 == s__state) && s__state <= 8448) && blastFlag == 0) || ((!(8448 == s__state) && blastFlag == 1) && s__state <= 8448)) || (((((!(8448 == s__state) && 2 == blastFlag) && s__state <= 8448) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8448) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(8560 == s__state)) || ((((8672 <= s__state && 3 == blastFlag) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || ((((((((!(s__state == 8481) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || ((((!(blastFlag == 4) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms)) || (((2 == blastFlag && 8560 == s__state) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms)) || (((2 == blastFlag && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8544 == s__state)) || (((((((((((((s__state == 8528 && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && !(8560 == s__state))) || ((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && s__state <= 8448) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state))) || ((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && blastFlag == 0) && s__state <= 8672)) || (((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && s__state <= 8672)) || ((((!(s__state == 8481) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && s__state <= 8576)) || (2 == blastFlag && ((s__state == 8512 && 0 == s__hit) || (s__state == 8656 && !(0 == s__hit))))) || (((8672 <= s__state && 3 == blastFlag) && !(0 == s__hit)) && s__state <= 8672)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && blastFlag == 0)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && blastFlag == 1) && s__state <= 8448)) || ((((!(s__state == 8481) && blastFlag == 1) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && s__state == 8640) && !(0 == s__hit)) && !(8560 == s__state))) || (((!(blastFlag == 4) && s__state <= 8448) && s__s3__tmp__next_state___0 == 8640) && !(0 == s__hit)) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((((((blastFlag == 1 && s__state <= 8448) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) || ((((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && blastFlag == 1) && s__state <= 8448) && 8448 <= s__state)) || ((((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && 8448 <= s__state) && blastFlag == 0)) || (((((!(blastFlag == 4) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state)) || (((s__state <= 8448 && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0)) || (((((2 == blastFlag && s__state <= 8448) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || ((((!(blastFlag == 4) && s__state <= 8448) && s__s3__tmp__next_state___0 == 8640) && 8448 <= s__state) && !(0 == s__hit)) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576)) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: ((((((8672 <= s__state && !(blastFlag == 4)) && !(12292 == s__state)) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) || (((8672 <= s__state && !(blastFlag == 4)) && !(12292 == s__state)) && !(0 == s__hit))) || ((8672 <= s__state && blastFlag == 1) && !(12292 == s__state))) || ((8672 <= s__state && !(12292 == s__state)) && blastFlag == 0) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576)) || (((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && blastFlag == 1) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576)) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: ((!(8576 == s__state) && (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && s__state == 8512) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state)) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576))) || (!(8576 == s__state) && (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && s__state == 8512) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576)))) || (!(8576 == s__state) && (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state == 8512) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && 8448 <= s__state) && !(8560 == s__state)))) - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && s__state <= 8576) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__state <= 8576)) || (((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && s__state <= 8576) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) || ((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state))) || ((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((!(8576 == s__state) && ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8544 == s__state)) && !(s__state == 8480)) && !(8560 == s__state)) || (((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8544 == s__state)) && !(s__state == 8480)) && !(8560 == s__state)))) && 8448 <= s__state) && s__state <= 8576) || (((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && s__s3__tmp__next_state___0 <= 8640) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8672) || ((((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) && s__state <= 8672)) || (((s__s3__tmp__next_state___0 <= 8640 && !(blastFlag == 4)) && s__state == 8640) && !(0 == s__hit))) || ((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8672) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && !(8560 == s__state)) && s__state <= 8576)) || (((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && (8512 < s__state || 0 == s__hit)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(blastFlag == 4) && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8448 <= s__state) || ((((8672 <= s__state && 3 == blastFlag) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((2 == blastFlag && 8560 == s__state) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms)) || (((2 == blastFlag && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && 8544 == s__state)) || (((((((((((((s__state == 8528 && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && !(8560 == s__state))) || ((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(8497 == s__state)) && !(8496 == s__state)) && !(s__state == 8480)) && blastFlag == 0) && s__state <= 8672)) || (((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && s__state <= 8672)) || (2 == blastFlag && ((s__state == 8512 && 0 == s__hit) || (s__state == 8656 && !(0 == s__hit))))) || ((blastFlag == 1 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((8672 <= s__state && 3 == blastFlag) && !(0 == s__hit)) && s__state <= 8672)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && blastFlag == 0)) || ((((!(blastFlag == 4) && s__state <= 8448) && s__s3__tmp__next_state___0 == 8640) && 8448 <= s__state) && !(0 == s__hit))) || ((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state))) || ((((((2 == blastFlag && !(s__state == 8657)) && !(s__state == 8672)) && 0 == s__hit) && __cil_tmp56 == s__s3__tmp__new_cipher__algorithms) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((3 == s__s3__tmp__next_state___0 || s__s3__tmp__next_state___0 == 8640) && blastFlag == 1) && s__state <= 8448)) || (((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(blastFlag == 4)) && !(8496 == s__state)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && s__state == 8640) && !(0 == s__hit)) && !(8560 == s__state))) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(8560 == s__state)) RESULT: Ultimate proved your program to be correct! [2021-11-25 19:30:52,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab3af3a-3c36-4a83-82fa-3f722e903413/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 Result: TRUE