./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:30:30,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:30:30,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:30:30,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:30:31,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:30:31,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:30:31,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:30:31,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:30:31,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:30:31,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:30:31,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:30:31,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:30:31,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:30:31,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:30:31,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:30:31,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:30:31,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:30:31,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:30:31,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:30:31,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:30:31,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:30:31,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:30:31,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:30:31,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:30:31,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:30:31,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:30:31,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:30:31,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:30:31,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:30:31,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:30:31,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:30:31,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:30:31,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:30:31,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:30:31,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:30:31,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:30:31,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:30:31,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:30:31,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:30:31,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:30:31,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:30:31,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:30:31,148 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:30:31,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:30:31,149 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:30:31,150 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:30:31,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:30:31,151 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:30:31,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:30:31,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:30:31,153 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:30:31,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:30:31,154 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:30:31,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:30:31,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:30:31,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:30:31,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:30:31,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:30:31,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:30:31,156 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:30:31,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:30:31,157 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:30:31,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:30:31,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:30:31,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:30:31,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:30:31,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:31,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:30:31,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:30:31,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:30:31,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:30:31,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:30:31,160 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:30:31,161 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:30:31,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:30:31,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 [2022-11-02 20:30:31,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:30:31,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:30:31,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:30:31,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:30:31,571 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:30:31,572 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-11-02 20:30:31,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/9f0b93345/25d825da532b43bba767d73535a801ea/FLAG002f418e9 [2022-11-02 20:30:32,322 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:30:32,335 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-11-02 20:30:32,351 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/9f0b93345/25d825da532b43bba767d73535a801ea/FLAG002f418e9 [2022-11-02 20:30:32,640 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/9f0b93345/25d825da532b43bba767d73535a801ea [2022-11-02 20:30:32,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:30:32,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:30:32,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:32,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:30:32,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:30:32,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:32" (1/1) ... [2022-11-02 20:30:32,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28438539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:32, skipping insertion in model container [2022-11-02 20:30:32,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:32" (1/1) ... [2022-11-02 20:30:32,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:30:32,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:30:32,987 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_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-11-02 20:30:32,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:33,004 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:30:33,057 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_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-11-02 20:30:33,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:33,074 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:30:33,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33 WrapperNode [2022-11-02 20:30:33,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:33,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:33,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:30:33,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:30:33,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,145 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 478 [2022-11-02 20:30:33,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:33,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:30:33,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:30:33,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:30:33,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,178 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:30:33,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:30:33,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:30:33,186 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:30:33,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (1/1) ... [2022-11-02 20:30:33,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:33,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:30:33,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:30:33,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:30:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:30:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:30:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:30:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:30:33,404 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:30:33,406 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:30:33,443 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-02 20:30:34,204 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-11-02 20:30:34,205 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-11-02 20:30:34,205 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:30:34,214 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:30:34,214 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:30:34,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:34 BoogieIcfgContainer [2022-11-02 20:30:34,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:30:34,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:30:34,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:30:34,226 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:30:34,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:30:32" (1/3) ... [2022-11-02 20:30:34,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10f0a394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:34, skipping insertion in model container [2022-11-02 20:30:34,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:33" (2/3) ... [2022-11-02 20:30:34,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10f0a394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:34, skipping insertion in model container [2022-11-02 20:30:34,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:34" (3/3) ... [2022-11-02 20:30:34,230 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2022-11-02 20:30:34,260 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:30:34,260 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:30:34,354 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:30:34,367 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@418df12f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:30:34,367 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:30:34,374 INFO L276 IsEmpty]: Start isEmpty. Operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:34,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-02 20:30:34,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:34,385 INFO L195 NwaCegarLoop]: 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] [2022-11-02 20:30:34,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:34,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:34,395 INFO L85 PathProgramCache]: Analyzing trace with hash 259999105, now seen corresponding path program 1 times [2022-11-02 20:30:34,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:30:34,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775241922] [2022-11-02 20:30:34,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:34,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:30:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:30:34,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:30:34,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775241922] [2022-11-02 20:30:34,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775241922] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:34,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:34,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:34,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011272129] [2022-11-02 20:30:34,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:34,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:34,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:30:34,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:34,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:34,773 INFO L87 Difference]: Start difference. First operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 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 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:35,044 INFO L93 Difference]: Finished difference Result 247 states and 423 transitions. [2022-11-02 20:30:35,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:35,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-11-02 20:30:35,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:35,058 INFO L225 Difference]: With dead ends: 247 [2022-11-02 20:30:35,058 INFO L226 Difference]: Without dead ends: 113 [2022-11-02 20:30:35,062 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:35,066 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 8 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:35,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 320 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:30:35,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-11-02 20:30:35,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-11-02 20:30:35,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 1.5267857142857142) internal successors, (171), 112 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 171 transitions. [2022-11-02 20:30:35,148 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 171 transitions. Word has length 25 [2022-11-02 20:30:35,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:35,148 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 171 transitions. [2022-11-02 20:30:35,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2022-11-02 20:30:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-02 20:30:35,150 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:35,151 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:35,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:30:35,151 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:35,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:35,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1138040513, now seen corresponding path program 1 times [2022-11-02 20:30:35,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:30:35,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174584175] [2022-11-02 20:30:35,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:35,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:30:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:30:35,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:30:35,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174584175] [2022-11-02 20:30:35,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174584175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:35,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:35,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:35,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540341889] [2022-11-02 20:30:35,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:35,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:35,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:30:35,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:35,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:35,379 INFO L87 Difference]: Start difference. First operand 113 states and 171 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:35,607 INFO L93 Difference]: Finished difference Result 233 states and 356 transitions. [2022-11-02 20:30:35,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:35,615 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-11-02 20:30:35,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:35,622 INFO L225 Difference]: With dead ends: 233 [2022-11-02 20:30:35,622 INFO L226 Difference]: Without dead ends: 131 [2022-11-02 20:30:35,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:35,624 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 13 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:35,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 241 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:30:35,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2022-11-02 20:30:35,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 128. [2022-11-02 20:30:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.5039370078740157) internal successors, (191), 127 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 191 transitions. [2022-11-02 20:30:35,647 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 191 transitions. Word has length 37 [2022-11-02 20:30:35,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:35,649 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 191 transitions. [2022-11-02 20:30:35,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,650 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 191 transitions. [2022-11-02 20:30:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-02 20:30:35,659 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:35,659 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:35,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:30:35,659 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:35,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:35,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1126420040, now seen corresponding path program 1 times [2022-11-02 20:30:35,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:30:35,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249904135] [2022-11-02 20:30:35,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:35,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:30:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:30:35,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:30:35,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249904135] [2022-11-02 20:30:35,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249904135] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:35,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:35,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:35,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735781224] [2022-11-02 20:30:35,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:35,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:35,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:30:35,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:35,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:35,803 INFO L87 Difference]: Start difference. First operand 128 states and 191 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:35,832 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2022-11-02 20:30:35,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:35,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-11-02 20:30:35,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:35,834 INFO L225 Difference]: With dead ends: 271 [2022-11-02 20:30:35,835 INFO L226 Difference]: Without dead ends: 154 [2022-11-02 20:30:35,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:35,837 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 21 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:35,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 311 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:35,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-11-02 20:30:35,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2022-11-02 20:30:35,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 1.4640522875816993) internal successors, (224), 153 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 224 transitions. [2022-11-02 20:30:35,852 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 224 transitions. Word has length 51 [2022-11-02 20:30:35,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:35,853 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 224 transitions. [2022-11-02 20:30:35,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 224 transitions. [2022-11-02 20:30:35,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-02 20:30:35,854 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:35,855 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:35,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:30:35,855 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:35,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:35,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1260433546, now seen corresponding path program 1 times [2022-11-02 20:30:35,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:30:35,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902808907] [2022-11-02 20:30:35,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:35,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:30:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:35,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:30:35,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:30:35,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902808907] [2022-11-02 20:30:35,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902808907] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:35,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:35,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:35,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535622468] [2022-11-02 20:30:35,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:35,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:35,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:30:35,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:35,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:35,922 INFO L87 Difference]: Start difference. First operand 154 states and 224 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:36,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:36,057 INFO L93 Difference]: Finished difference Result 292 states and 435 transitions. [2022-11-02 20:30:36,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:36,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-11-02 20:30:36,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:36,062 INFO L225 Difference]: With dead ends: 292 [2022-11-02 20:30:36,062 INFO L226 Difference]: Without dead ends: 175 [2022-11-02 20:30:36,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:36,077 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 16 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:36,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 254 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:30:36,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-11-02 20:30:36,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 171. [2022-11-02 20:30:36,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.4470588235294117) internal successors, (246), 170 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 246 transitions. [2022-11-02 20:30:36,105 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 246 transitions. Word has length 51 [2022-11-02 20:30:36,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:36,106 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 246 transitions. [2022-11-02 20:30:36,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2022-11-02 20:30:36,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-02 20:30:36,111 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:36,112 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:36,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:30:36,113 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:36,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:36,114 INFO L85 PathProgramCache]: Analyzing trace with hash -457628469, now seen corresponding path program 1 times [2022-11-02 20:30:36,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:30:36,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563096341] [2022-11-02 20:30:36,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:36,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:30:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:30:36,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:30:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:30:36,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:30:36,235 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:30:36,237 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:30:36,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:30:36,246 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-02 20:30:36,250 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:30:36,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:30:36 BoogieIcfgContainer [2022-11-02 20:30:36,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:30:36,402 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:30:36,402 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:30:36,403 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:30:36,403 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:34" (3/4) ... [2022-11-02 20:30:36,407 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:30:36,407 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:30:36,408 INFO L158 Benchmark]: Toolchain (without parser) took 3763.60ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 61.7MB in the beginning and 65.4MB in the end (delta: -3.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-11-02 20:30:36,408 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:30:36,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.85ms. Allocated memory is still 96.5MB. Free memory was 61.5MB in the beginning and 65.5MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:30:36,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.29ms. Allocated memory is still 96.5MB. Free memory was 65.5MB in the beginning and 62.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:30:36,409 INFO L158 Benchmark]: Boogie Preprocessor took 38.28ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 60.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:30:36,410 INFO L158 Benchmark]: RCFGBuilder took 1032.25ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 60.4MB in the beginning and 84.8MB in the end (delta: -24.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-11-02 20:30:36,410 INFO L158 Benchmark]: TraceAbstraction took 2180.94ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 66.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2022-11-02 20:30:36,411 INFO L158 Benchmark]: Witness Printer took 4.87ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 65.4MB in the end (delta: 907.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:30:36,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.85ms. Allocated memory is still 96.5MB. Free memory was 61.5MB in the beginning and 65.5MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.29ms. Allocated memory is still 96.5MB. Free memory was 65.5MB in the beginning and 62.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.28ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 60.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1032.25ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 60.4MB in the beginning and 84.8MB in the end (delta: -24.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2180.94ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 66.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Witness Printer took 4.87ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 65.4MB in the end (delta: 907.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 624]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 311. Possible FailurePath: [L633] int __retres1 ; [L637] CALL ssl3_connect() [L19] int s__info_callback = __VERIFIER_nondet_int(); [L20] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L21] int s__state ; [L22] int s__new_session ; [L23] int s__server ; [L24] unsigned int s__version = __VERIFIER_nondet_uint(); [L25] int s__type ; [L26] int s__init_num ; [L27] int s__bbio = __VERIFIER_nondet_int(); [L28] int s__wbio = __VERIFIER_nondet_int(); [L29] int s__hit = __VERIFIER_nondet_int(); [L30] int s__rwstate ; [L31] int s__init_buf___0 = __VERIFIER_nondet_int(); [L32] int s__debug = __VERIFIER_nondet_int(); [L33] int s__shutdown ; [L34] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L35] unsigned int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_uint(); [L36] unsigned int s__ctx__stats__sess_connect = __VERIFIER_nondet_uint(); [L37] unsigned int s__ctx__stats__sess_hit = __VERIFIER_nondet_uint(); [L38] unsigned int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_uint(); [L39] int s__s3__change_cipher_spec ; [L40] int s__s3__flags = __VERIFIER_nondet_int(); [L41] int s__s3__delay_buf_pop_ret ; [L42] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L45] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__next_state___0 ; [L48] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L49] int s__session__cipher ; [L50] int s__session__compress_meth ; [L51] int buf ; [L52] unsigned long tmp ; [L53] unsigned long l ; [L54] int num1 = __VERIFIER_nondet_int(); [L55] int cb ; [L56] int ret ; [L57] int new_state ; [L58] int state ; [L59] int skip ; [L60] int tmp___0 ; [L61] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L62] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L63] int tmp___3 = __VERIFIER_nondet_int(); [L64] int tmp___4 = __VERIFIER_nondet_int(); [L65] int tmp___5 = __VERIFIER_nondet_int(); [L66] int tmp___6 = __VERIFIER_nondet_int(); [L67] int tmp___7 = __VERIFIER_nondet_int(); [L68] int tmp___8 = __VERIFIER_nondet_int(); [L69] int tmp___9 = __VERIFIER_nondet_int(); [L70] int blastFlag ; [L71] int ag_X ; [L72] int ag_Y ; [L73] int ag_Z ; [L74] int __retres60 ; [L77] s__state = 12292 [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] cb = 0 [L81] ret = -1 [L82] skip = 0 [L83] tmp___0 = 0 VAL [blastFlag=0, cb=0, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L84] COND TRUE s__info_callback != 0 [L85] cb = s__info_callback VAL [blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L93] s__in_handshake = s__in_handshake + 1 VAL [blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L94] COND FALSE !(tmp___1 + 12288) VAL [blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L103] COND TRUE \read(s__hit) [L104] ag_Y = 208 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND TRUE s__state == 12292 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=12292, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L215] s__new_session = 1 [L216] s__state = 4096 [L217] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__state=4096, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L222] s__server = 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L223] COND TRUE cb != 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L228] COND FALSE !(s__version + 65280 != 768) [L234] s__type = 4096 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L235] COND FALSE !((unsigned long )s__init_buf___0 == (unsigned long )((void *)0)) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L253] COND FALSE !(! tmp___4) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L259] COND FALSE !(! tmp___5) [L265] s__state = 4368 [L266] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L267] s__init_num = 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L611] skip = 0 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=12292, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 12292) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 16384) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4096) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 20480) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4099) VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND TRUE s__state == 4368 VAL [ag_Y=208, blastFlag=0, cb=1, num1=0, ret=-1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L271] s__shutdown = 0 [L272] ret = __VERIFIER_nondet_int() [L273] COND TRUE blastFlag == 0 [L274] blastFlag = 1 VAL [ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4368, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L278] COND FALSE !(ret <= 0) [L283] s__state = 4384 [L284] ag_X = s__state - 32 [L285] s__init_num = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L286] COND TRUE (unsigned long )s__bbio != (unsigned long )s__wbio VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L611] skip = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4368, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND TRUE s__state == 4384 VAL [ag_X=4352, ag_Y=208, blastFlag=1, cb=1, num1=0, ret=4, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L294] ret = __VERIFIER_nondet_int() [L295] COND TRUE blastFlag == 1 [L296] blastFlag = 2 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L304] COND FALSE !(ret <= 0) [L309] s__state = ag_X VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4352, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L310] COND TRUE \read(s__hit) [L311] s__state = s__state | ag_Y VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L315] s__init_num = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L611] skip = 0 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4384, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L111] state = s__state VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L139] COND FALSE !(s__state == 4400) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L142] COND FALSE !(s__state == 4401) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L145] COND FALSE !(s__state == 4416) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L148] COND FALSE !(s__state == 4417) VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L151] COND TRUE s__state == 4432 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=1, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L361] ret = __VERIFIER_nondet_int() [L362] COND TRUE blastFlag <= 5 VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=0, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L624] reach_error() VAL [ag_X=4352, ag_Y=208, blastFlag=2, cb=1, num1=0, ret=0, s__bbio=0, s__ctx__info_callback=0, s__ctx__stats__sess_connect=0, s__ctx__stats__sess_connect_renegotiate=0, s__debug=0, s__hit=1, s__in_handshake=0, s__info_callback=1, s__init_buf___0=1, s__init_num=0, s__new_session=1, s__s3__flags=0, s__s3__tmp__cert_req=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__new_compression=0, s__s3__tmp__new_compression__id=0, s__s3__tmp__reuse_message=1, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=1, skip=0, state=4432, tmp=0, tmp___0=0, tmp___1=4294955008, tmp___3=0, tmp___4=1, tmp___5=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 58 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 1126 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 412 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 296 IncrementalHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 714 mSDtfsCounter, 296 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred in iteration=4, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 160 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 35/35 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-02 20:30:36,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:30:38,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:30:38,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:30:38,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:30:38,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:30:38,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:30:38,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:30:38,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:30:39,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:30:39,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:30:39,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:30:39,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:30:39,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:30:39,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:30:39,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:30:39,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:30:39,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:30:39,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:30:39,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:30:39,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:30:39,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:30:39,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:30:39,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:30:39,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:30:39,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:30:39,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:30:39,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:30:39,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:30:39,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:30:39,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:30:39,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:30:39,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:30:39,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:30:39,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:30:39,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:30:39,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:30:39,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:30:39,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:30:39,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:30:39,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:30:39,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:30:39,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:30:39,116 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:30:39,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:30:39,118 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:30:39,118 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:30:39,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:30:39,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:30:39,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:30:39,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:30:39,122 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:30:39,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:30:39,123 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:30:39,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:30:39,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:30:39,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:30:39,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:30:39,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:30:39,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:30:39,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:30:39,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:30:39,126 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:30:39,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:30:39,126 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:30:39,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:30:39,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:30:39,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:30:39,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:30:39,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:39,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:30:39,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:30:39,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:30:39,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:30:39,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:30:39,130 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:30:39,130 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:30:39,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:30:39,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:30:39,131 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 [2022-11-02 20:30:39,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:30:39,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:30:39,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:30:39,615 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:30:39,616 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:30:39,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-11-02 20:30:39,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/ce0131f44/cc01d4d689454c6f8d1ccb04403a714a/FLAG289d57bae [2022-11-02 20:30:40,424 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:30:40,424 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-11-02 20:30:40,452 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/ce0131f44/cc01d4d689454c6f8d1ccb04403a714a/FLAG289d57bae [2022-11-02 20:30:40,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/data/ce0131f44/cc01d4d689454c6f8d1ccb04403a714a [2022-11-02 20:30:40,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:30:40,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:30:40,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:40,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:30:40,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:30:40,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:40" (1/1) ... [2022-11-02 20:30:40,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a43dd36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:40, skipping insertion in model container [2022-11-02 20:30:40,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:30:40" (1/1) ... [2022-11-02 20:30:40,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:30:40,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:30:41,134 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_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-11-02 20:30:41,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:41,174 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:30:41,264 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_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-11-02 20:30:41,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:30:41,281 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:30:41,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41 WrapperNode [2022-11-02 20:30:41,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:30:41,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:41,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:30:41,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:30:41,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,362 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 440 [2022-11-02 20:30:41,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:30:41,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:30:41,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:30:41,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:30:41,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,439 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:30:41,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:30:41,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:30:41,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:30:41,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (1/1) ... [2022-11-02 20:30:41,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:30:41,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:30:41,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:30:41,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:30:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:30:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 20:30:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:30:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:30:41,739 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:30:41,756 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:30:41,790 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-02 20:30:42,456 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-11-02 20:30:42,465 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-11-02 20:30:42,465 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:30:42,474 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:30:42,474 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:30:42,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:42 BoogieIcfgContainer [2022-11-02 20:30:42,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:30:42,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:30:42,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:30:42,484 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:30:42,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:30:40" (1/3) ... [2022-11-02 20:30:42,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ad80b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:42, skipping insertion in model container [2022-11-02 20:30:42,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:30:41" (2/3) ... [2022-11-02 20:30:42,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ad80b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:42, skipping insertion in model container [2022-11-02 20:30:42,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:42" (3/3) ... [2022-11-02 20:30:42,487 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2022-11-02 20:30:42,509 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:30:42,510 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:30:42,571 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:30:42,578 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3f2c3a37, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:30:42,579 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:30:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:42,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-02 20:30:42,594 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:42,595 INFO L195 NwaCegarLoop]: 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] [2022-11-02 20:30:42,595 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:42,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:42,615 INFO L85 PathProgramCache]: Analyzing trace with hash 259999105, now seen corresponding path program 1 times [2022-11-02 20:30:42,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:42,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [312026056] [2022-11-02 20:30:42,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:42,630 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:42,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:42,632 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:42,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-02 20:30:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:42,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:42,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:30:42,878 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:42,879 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:42,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [312026056] [2022-11-02 20:30:42,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [312026056] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:42,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:42,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:42,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148868007] [2022-11-02 20:30:42,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:42,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:42,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:42,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:42,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:42,933 INFO L87 Difference]: Start difference. First operand has 126 states, 124 states have (on average 1.7338709677419355) internal successors, (215), 125 states have internal predecessors, (215), 0 states have call successors, (0), 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 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:43,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:43,236 INFO L93 Difference]: Finished difference Result 247 states and 423 transitions. [2022-11-02 20:30:43,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:43,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-11-02 20:30:43,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:43,252 INFO L225 Difference]: With dead ends: 247 [2022-11-02 20:30:43,252 INFO L226 Difference]: Without dead ends: 113 [2022-11-02 20:30:43,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:43,263 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 8 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:43,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 320 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:30:43,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-11-02 20:30:43,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-11-02 20:30:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 1.5267857142857142) internal successors, (171), 112 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 171 transitions. [2022-11-02 20:30:43,313 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 171 transitions. Word has length 25 [2022-11-02 20:30:43,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:43,314 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 171 transitions. [2022-11-02 20:30:43,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:43,314 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2022-11-02 20:30:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-02 20:30:43,316 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:43,316 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:43,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:43,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:43,528 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:43,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:43,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1138040513, now seen corresponding path program 1 times [2022-11-02 20:30:43,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:43,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [870765155] [2022-11-02 20:30:43,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:43,530 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:43,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:43,532 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:43,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-02 20:30:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:43,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:43,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:43,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:30:43,708 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:43,708 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:43,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [870765155] [2022-11-02 20:30:43,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [870765155] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:43,709 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:43,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:43,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450113091] [2022-11-02 20:30:43,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:43,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:43,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:43,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:43,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:43,721 INFO L87 Difference]: Start difference. First operand 113 states and 171 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:44,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:44,013 INFO L93 Difference]: Finished difference Result 233 states and 356 transitions. [2022-11-02 20:30:44,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:44,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-11-02 20:30:44,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:44,016 INFO L225 Difference]: With dead ends: 233 [2022-11-02 20:30:44,017 INFO L226 Difference]: Without dead ends: 131 [2022-11-02 20:30:44,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:44,019 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 13 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:44,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 241 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-02 20:30:44,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2022-11-02 20:30:44,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 128. [2022-11-02 20:30:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.5039370078740157) internal successors, (191), 127 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 191 transitions. [2022-11-02 20:30:44,044 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 191 transitions. Word has length 37 [2022-11-02 20:30:44,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:44,045 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 191 transitions. [2022-11-02 20:30:44,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:44,045 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 191 transitions. [2022-11-02 20:30:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-02 20:30:44,047 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:44,047 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:44,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:44,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:44,266 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:44,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:44,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1126420040, now seen corresponding path program 1 times [2022-11-02 20:30:44,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:44,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1372384780] [2022-11-02 20:30:44,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:44,269 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:44,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:44,273 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:44,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-02 20:30:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:44,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:44,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:30:44,497 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:44,499 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:44,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1372384780] [2022-11-02 20:30:44,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1372384780] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:44,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:44,505 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:44,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700179532] [2022-11-02 20:30:44,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:44,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:44,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:44,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:44,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:44,508 INFO L87 Difference]: Start difference. First operand 128 states and 191 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:44,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:44,543 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2022-11-02 20:30:44,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:44,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-11-02 20:30:44,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:44,546 INFO L225 Difference]: With dead ends: 271 [2022-11-02 20:30:44,547 INFO L226 Difference]: Without dead ends: 154 [2022-11-02 20:30:44,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:44,550 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 21 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:44,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 311 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:44,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-11-02 20:30:44,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2022-11-02 20:30:44,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 1.4640522875816993) internal successors, (224), 153 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:44,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 224 transitions. [2022-11-02 20:30:44,576 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 224 transitions. Word has length 51 [2022-11-02 20:30:44,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:44,576 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 224 transitions. [2022-11-02 20:30:44,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 224 transitions. [2022-11-02 20:30:44,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-02 20:30:44,579 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:44,580 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:44,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:44,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:44,795 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:44,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:44,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1260433546, now seen corresponding path program 1 times [2022-11-02 20:30:44,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:44,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1124498786] [2022-11-02 20:30:44,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:44,798 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:44,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:44,801 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:44,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-02 20:30:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:44,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:44,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:30:44,966 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:44,966 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:44,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1124498786] [2022-11-02 20:30:44,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1124498786] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:44,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:44,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:44,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85252819] [2022-11-02 20:30:44,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:44,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:44,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:44,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:44,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:44,971 INFO L87 Difference]: Start difference. First operand 154 states and 224 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:45,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:45,152 INFO L93 Difference]: Finished difference Result 292 states and 435 transitions. [2022-11-02 20:30:45,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:45,153 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-11-02 20:30:45,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:45,155 INFO L225 Difference]: With dead ends: 292 [2022-11-02 20:30:45,155 INFO L226 Difference]: Without dead ends: 175 [2022-11-02 20:30:45,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:45,158 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 16 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:45,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 254 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:30:45,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-11-02 20:30:45,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 171. [2022-11-02 20:30:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.4470588235294117) internal successors, (246), 170 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 246 transitions. [2022-11-02 20:30:45,174 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 246 transitions. Word has length 51 [2022-11-02 20:30:45,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:45,175 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 246 transitions. [2022-11-02 20:30:45,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:45,175 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2022-11-02 20:30:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-02 20:30:45,178 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:45,178 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:45,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-11-02 20:30:45,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:45,393 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:45,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:45,394 INFO L85 PathProgramCache]: Analyzing trace with hash -457628469, now seen corresponding path program 1 times [2022-11-02 20:30:45,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:45,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [306850132] [2022-11-02 20:30:45,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:45,400 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:45,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:45,401 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:45,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-02 20:30:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:45,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:45,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:45,836 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:45,843 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:46,212 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:46,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [306850132] [2022-11-02 20:30:46,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [306850132] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:46,219 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:46,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:46,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887882942] [2022-11-02 20:30:46,220 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:46,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:46,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:46,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:46,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:46,228 INFO L87 Difference]: Start difference. First operand 171 states and 246 transitions. Second operand has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:46,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:46,455 INFO L93 Difference]: Finished difference Result 477 states and 698 transitions. [2022-11-02 20:30:46,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:30:46,456 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-11-02 20:30:46,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:46,461 INFO L225 Difference]: With dead ends: 477 [2022-11-02 20:30:46,461 INFO L226 Difference]: Without dead ends: 343 [2022-11-02 20:30:46,465 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:30:46,470 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 188 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 107 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:46,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 428 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 59 Invalid, 0 Unknown, 107 Unchecked, 0.2s Time] [2022-11-02 20:30:46,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2022-11-02 20:30:46,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 309. [2022-11-02 20:30:46,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 308 states have (on average 1.4675324675324675) internal successors, (452), 308 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:46,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 452 transitions. [2022-11-02 20:30:46,554 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 452 transitions. Word has length 68 [2022-11-02 20:30:46,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:46,556 INFO L495 AbstractCegarLoop]: Abstraction has 309 states and 452 transitions. [2022-11-02 20:30:46,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:46,557 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 452 transitions. [2022-11-02 20:30:46,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-02 20:30:46,566 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:46,566 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:46,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:46,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:46,781 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:46,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:46,782 INFO L85 PathProgramCache]: Analyzing trace with hash 2031900493, now seen corresponding path program 1 times [2022-11-02 20:30:46,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:46,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295560349] [2022-11-02 20:30:46,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:46,784 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:46,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:46,788 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:46,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-02 20:30:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:46,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:46,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:46,994 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:46,994 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:46,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295560349] [2022-11-02 20:30:46,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295560349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:46,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:46,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:46,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896876667] [2022-11-02 20:30:46,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:46,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:46,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:46,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:46,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:46,999 INFO L87 Difference]: Start difference. First operand 309 states and 452 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:47,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:47,052 INFO L93 Difference]: Finished difference Result 701 states and 1035 transitions. [2022-11-02 20:30:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:47,053 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-11-02 20:30:47,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:47,057 INFO L225 Difference]: With dead ends: 701 [2022-11-02 20:30:47,057 INFO L226 Difference]: Without dead ends: 458 [2022-11-02 20:30:47,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:47,065 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 124 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:47,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 323 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:47,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2022-11-02 20:30:47,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 456. [2022-11-02 20:30:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 455 states have (on average 1.457142857142857) internal successors, (663), 455 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 663 transitions. [2022-11-02 20:30:47,108 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 663 transitions. Word has length 68 [2022-11-02 20:30:47,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:47,109 INFO L495 AbstractCegarLoop]: Abstraction has 456 states and 663 transitions. [2022-11-02 20:30:47,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:47,109 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 663 transitions. [2022-11-02 20:30:47,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-02 20:30:47,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:47,116 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:47,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:47,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:47,330 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:47,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:47,331 INFO L85 PathProgramCache]: Analyzing trace with hash -875025075, now seen corresponding path program 1 times [2022-11-02 20:30:47,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:47,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27915784] [2022-11-02 20:30:47,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:47,335 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:47,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:47,337 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:47,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-02 20:30:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:47,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:47,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:47,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:47,554 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:47,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27915784] [2022-11-02 20:30:47,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [27915784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:47,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:47,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:47,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234228343] [2022-11-02 20:30:47,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:47,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:47,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:47,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:47,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:47,557 INFO L87 Difference]: Start difference. First operand 456 states and 663 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:47,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:47,619 INFO L93 Difference]: Finished difference Result 615 states and 899 transitions. [2022-11-02 20:30:47,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:47,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-11-02 20:30:47,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:47,628 INFO L225 Difference]: With dead ends: 615 [2022-11-02 20:30:47,629 INFO L226 Difference]: Without dead ends: 458 [2022-11-02 20:30:47,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:47,630 INFO L413 NwaCegarLoop]: 305 mSDtfsCounter, 122 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:47,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 464 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:47,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2022-11-02 20:30:47,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 456. [2022-11-02 20:30:47,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 455 states have (on average 1.4505494505494505) internal successors, (660), 455 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:47,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 660 transitions. [2022-11-02 20:30:47,667 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 660 transitions. Word has length 68 [2022-11-02 20:30:47,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:47,668 INFO L495 AbstractCegarLoop]: Abstraction has 456 states and 660 transitions. [2022-11-02 20:30:47,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 660 transitions. [2022-11-02 20:30:47,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-02 20:30:47,671 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:47,672 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:47,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:47,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:47,894 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:47,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:47,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1614503887, now seen corresponding path program 1 times [2022-11-02 20:30:47,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:47,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1959516153] [2022-11-02 20:30:47,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:47,896 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:47,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:47,897 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:47,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-02 20:30:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:47,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:30:48,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:48,255 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:30:48,255 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-02 20:30:48,450 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:48,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1959516153] [2022-11-02 20:30:48,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1959516153] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:48,451 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:48,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2022-11-02 20:30:48,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370253165] [2022-11-02 20:30:48,452 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:48,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 20:30:48,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:48,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:30:48,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:30:48,454 INFO L87 Difference]: Start difference. First operand 456 states and 660 transitions. Second operand has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 9 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:49,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:49,204 INFO L93 Difference]: Finished difference Result 690 states and 1027 transitions. [2022-11-02 20:30:49,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:30:49,205 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 9 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-11-02 20:30:49,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:49,208 INFO L225 Difference]: With dead ends: 690 [2022-11-02 20:30:49,208 INFO L226 Difference]: Without dead ends: 534 [2022-11-02 20:30:49,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2022-11-02 20:30:49,210 INFO L413 NwaCegarLoop]: 349 mSDtfsCounter, 473 mSDsluCounter, 753 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1102 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:49,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 1102 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 517 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-02 20:30:49,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2022-11-02 20:30:49,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 515. [2022-11-02 20:30:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 514 states have (on average 1.4182879377431907) internal successors, (729), 514 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 729 transitions. [2022-11-02 20:30:49,256 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 729 transitions. Word has length 68 [2022-11-02 20:30:49,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:49,257 INFO L495 AbstractCegarLoop]: Abstraction has 515 states and 729 transitions. [2022-11-02 20:30:49,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 9 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 729 transitions. [2022-11-02 20:30:49,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-02 20:30:49,258 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:49,259 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:49,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:49,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:49,473 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:49,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:49,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1306206804, now seen corresponding path program 1 times [2022-11-02 20:30:49,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:49,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1159372891] [2022-11-02 20:30:49,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:49,474 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:49,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:49,475 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:49,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-02 20:30:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:49,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:49,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:49,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:49,988 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:49,988 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:49,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1159372891] [2022-11-02 20:30:49,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1159372891] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:49,989 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:50,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:50,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369334217] [2022-11-02 20:30:50,006 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:50,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:50,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:50,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:50,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:50,007 INFO L87 Difference]: Start difference. First operand 515 states and 729 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:50,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:50,198 INFO L93 Difference]: Finished difference Result 989 states and 1434 transitions. [2022-11-02 20:30:50,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:30:50,199 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2022-11-02 20:30:50,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:50,202 INFO L225 Difference]: With dead ends: 989 [2022-11-02 20:30:50,202 INFO L226 Difference]: Without dead ends: 619 [2022-11-02 20:30:50,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:30:50,204 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 150 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 151 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:50,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 416 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 47 Invalid, 0 Unknown, 151 Unchecked, 0.1s Time] [2022-11-02 20:30:50,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2022-11-02 20:30:50,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 563. [2022-11-02 20:30:50,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 562 states have (on average 1.4501779359430604) internal successors, (815), 562 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 815 transitions. [2022-11-02 20:30:50,242 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 815 transitions. Word has length 69 [2022-11-02 20:30:50,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:50,242 INFO L495 AbstractCegarLoop]: Abstraction has 563 states and 815 transitions. [2022-11-02 20:30:50,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 815 transitions. [2022-11-02 20:30:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-02 20:30:50,244 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:50,244 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:50,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:50,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:50,456 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:50,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:50,457 INFO L85 PathProgramCache]: Analyzing trace with hash -552330915, now seen corresponding path program 1 times [2022-11-02 20:30:50,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:50,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1757005567] [2022-11-02 20:30:50,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:50,458 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:50,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:50,459 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:50,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-02 20:30:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:50,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:50,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-02 20:30:50,561 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:50,562 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:50,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1757005567] [2022-11-02 20:30:50,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1757005567] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:50,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:50,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:50,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018879691] [2022-11-02 20:30:50,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:50,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:50,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:50,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:50,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:50,564 INFO L87 Difference]: Start difference. First operand 563 states and 815 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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) [2022-11-02 20:30:50,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:50,660 INFO L93 Difference]: Finished difference Result 1482 states and 2140 transitions. [2022-11-02 20:30:50,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:50,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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 72 [2022-11-02 20:30:50,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:50,665 INFO L225 Difference]: With dead ends: 1482 [2022-11-02 20:30:50,665 INFO L226 Difference]: Without dead ends: 996 [2022-11-02 20:30:50,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:50,667 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 131 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:50,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 347 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:50,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 996 states. [2022-11-02 20:30:50,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 996 to 994. [2022-11-02 20:30:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 994 states, 993 states have (on average 1.4149043303121853) internal successors, (1405), 993 states have internal predecessors, (1405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:50,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1405 transitions. [2022-11-02 20:30:50,739 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1405 transitions. Word has length 72 [2022-11-02 20:30:50,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:50,739 INFO L495 AbstractCegarLoop]: Abstraction has 994 states and 1405 transitions. [2022-11-02 20:30:50,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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) [2022-11-02 20:30:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1405 transitions. [2022-11-02 20:30:50,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-02 20:30:50,742 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:50,742 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:50,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:50,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:50,955 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:50,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:50,955 INFO L85 PathProgramCache]: Analyzing trace with hash -101051043, now seen corresponding path program 2 times [2022-11-02 20:30:50,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:50,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1256891351] [2022-11-02 20:30:50,956 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:30:50,956 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:50,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:50,957 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:50,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-02 20:30:51,029 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-02 20:30:51,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-02 20:30:51,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:51,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:51,093 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-02 20:30:51,093 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:51,093 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:51,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1256891351] [2022-11-02 20:30:51,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1256891351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:51,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:51,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:51,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714597480] [2022-11-02 20:30:51,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:51,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:51,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:51,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:51,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:51,097 INFO L87 Difference]: Start difference. First operand 994 states and 1405 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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) [2022-11-02 20:30:51,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:51,175 INFO L93 Difference]: Finished difference Result 1407 states and 1975 transitions. [2022-11-02 20:30:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:51,176 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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 72 [2022-11-02 20:30:51,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:51,180 INFO L225 Difference]: With dead ends: 1407 [2022-11-02 20:30:51,181 INFO L226 Difference]: Without dead ends: 996 [2022-11-02 20:30:51,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:51,183 INFO L413 NwaCegarLoop]: 305 mSDtfsCounter, 136 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:51,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 461 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:51,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 996 states. [2022-11-02 20:30:51,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 996 to 994. [2022-11-02 20:30:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 994 states, 993 states have (on average 1.3997985901309165) internal successors, (1390), 993 states have internal predecessors, (1390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:51,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1390 transitions. [2022-11-02 20:30:51,259 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1390 transitions. Word has length 72 [2022-11-02 20:30:51,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:51,259 INFO L495 AbstractCegarLoop]: Abstraction has 994 states and 1390 transitions. [2022-11-02 20:30:51,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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) [2022-11-02 20:30:51,260 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1390 transitions. [2022-11-02 20:30:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-02 20:30:51,262 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:51,262 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:51,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:51,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:51,477 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:51,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:51,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1041301445, now seen corresponding path program 1 times [2022-11-02 20:30:51,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:51,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971216299] [2022-11-02 20:30:51,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:51,478 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:51,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:51,480 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:51,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-02 20:30:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:51,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:30:51,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-02 20:30:51,611 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:51,611 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:51,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1971216299] [2022-11-02 20:30:51,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1971216299] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:51,612 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:51,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:51,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642321320] [2022-11-02 20:30:51,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:51,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:51,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:51,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:51,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:51,614 INFO L87 Difference]: Start difference. First operand 994 states and 1390 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:51,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:51,712 INFO L93 Difference]: Finished difference Result 1516 states and 2132 transitions. [2022-11-02 20:30:51,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:51,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 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 74 [2022-11-02 20:30:51,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:51,717 INFO L225 Difference]: With dead ends: 1516 [2022-11-02 20:30:51,717 INFO L226 Difference]: Without dead ends: 1008 [2022-11-02 20:30:51,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:51,719 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 148 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:51,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 172 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:51,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2022-11-02 20:30:51,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 1000. [2022-11-02 20:30:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1000 states, 999 states have (on average 1.3823823823823824) internal successors, (1381), 999 states have internal predecessors, (1381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1381 transitions. [2022-11-02 20:30:51,818 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1381 transitions. Word has length 74 [2022-11-02 20:30:51,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:51,818 INFO L495 AbstractCegarLoop]: Abstraction has 1000 states and 1381 transitions. [2022-11-02 20:30:51,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1381 transitions. [2022-11-02 20:30:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-02 20:30:51,820 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:51,820 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:51,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:52,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:52,033 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:52,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:52,034 INFO L85 PathProgramCache]: Analyzing trace with hash 393609835, now seen corresponding path program 1 times [2022-11-02 20:30:52,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:52,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [122312949] [2022-11-02 20:30:52,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:52,034 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:52,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:52,035 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:52,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-02 20:30:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:52,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:52,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-02 20:30:52,222 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:30:52,222 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:52,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [122312949] [2022-11-02 20:30:52,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [122312949] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:52,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:52,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:30:52,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997172177] [2022-11-02 20:30:52,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:52,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:30:52,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:52,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:30:52,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:52,225 INFO L87 Difference]: Start difference. First operand 1000 states and 1381 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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) [2022-11-02 20:30:52,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:52,378 INFO L93 Difference]: Finished difference Result 2948 states and 4065 transitions. [2022-11-02 20:30:52,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:30:52,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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 78 [2022-11-02 20:30:52,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:52,386 INFO L225 Difference]: With dead ends: 2948 [2022-11-02 20:30:52,386 INFO L226 Difference]: Without dead ends: 1968 [2022-11-02 20:30:52,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:30:52,389 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 123 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:52,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 326 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:30:52,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1968 states. [2022-11-02 20:30:52,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1968 to 1966. [2022-11-02 20:30:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1966 states, 1965 states have (on average 1.366412213740458) internal successors, (2685), 1965 states have internal predecessors, (2685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1966 states and 2685 transitions. [2022-11-02 20:30:52,549 INFO L78 Accepts]: Start accepts. Automaton has 1966 states and 2685 transitions. Word has length 78 [2022-11-02 20:30:52,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:52,549 INFO L495 AbstractCegarLoop]: Abstraction has 1966 states and 2685 transitions. [2022-11-02 20:30:52,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 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) [2022-11-02 20:30:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2685 transitions. [2022-11-02 20:30:52,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-02 20:30:52,552 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:52,553 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:52,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:52,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:52,766 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:52,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:52,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1378548835, now seen corresponding path program 1 times [2022-11-02 20:30:52,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:52,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [890484610] [2022-11-02 20:30:52,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:52,768 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:52,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:52,769 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:52,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-02 20:30:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:52,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:30:52,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-02 20:30:53,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:53,294 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-02 20:30:53,295 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:53,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [890484610] [2022-11-02 20:30:53,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [890484610] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:53,295 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:53,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:53,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943755610] [2022-11-02 20:30:53,296 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:53,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:53,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:53,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:53,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:53,297 INFO L87 Difference]: Start difference. First operand 1966 states and 2685 transitions. Second operand has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:53,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:53,578 INFO L93 Difference]: Finished difference Result 2422 states and 3333 transitions. [2022-11-02 20:30:53,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:30:53,579 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 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 80 [2022-11-02 20:30:53,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:53,588 INFO L225 Difference]: With dead ends: 2422 [2022-11-02 20:30:53,588 INFO L226 Difference]: Without dead ends: 2238 [2022-11-02 20:30:53,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:30:53,593 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 114 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 94 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:53,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 543 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 62 Invalid, 0 Unknown, 94 Unchecked, 0.1s Time] [2022-11-02 20:30:53,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2238 states. [2022-11-02 20:30:53,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2238 to 2051. [2022-11-02 20:30:53,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2051 states, 2050 states have (on average 1.366829268292683) internal successors, (2802), 2050 states have internal predecessors, (2802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 2051 states and 2802 transitions. [2022-11-02 20:30:53,743 INFO L78 Accepts]: Start accepts. Automaton has 2051 states and 2802 transitions. Word has length 80 [2022-11-02 20:30:53,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:53,743 INFO L495 AbstractCegarLoop]: Abstraction has 2051 states and 2802 transitions. [2022-11-02 20:30:53,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2802 transitions. [2022-11-02 20:30:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-02 20:30:53,747 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:53,748 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:53,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:53,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:53,960 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:53,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:53,961 INFO L85 PathProgramCache]: Analyzing trace with hash 210032922, now seen corresponding path program 1 times [2022-11-02 20:30:53,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:53,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [384666705] [2022-11-02 20:30:53,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:53,962 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:53,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:53,963 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:53,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-02 20:30:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:54,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:30:54,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-02 20:30:54,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-02 20:30:54,421 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:54,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [384666705] [2022-11-02 20:30:54,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [384666705] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:54,422 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:54,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:54,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811523190] [2022-11-02 20:30:54,423 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:54,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:54,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:54,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:54,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:54,426 INFO L87 Difference]: Start difference. First operand 2051 states and 2802 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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) [2022-11-02 20:30:54,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:54,696 INFO L93 Difference]: Finished difference Result 2428 states and 3339 transitions. [2022-11-02 20:30:54,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:30:54,697 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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 81 [2022-11-02 20:30:54,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:54,713 INFO L225 Difference]: With dead ends: 2428 [2022-11-02 20:30:54,713 INFO L226 Difference]: Without dead ends: 2244 [2022-11-02 20:30:54,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:30:54,716 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 115 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 102 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:54,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 540 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 62 Invalid, 0 Unknown, 102 Unchecked, 0.1s Time] [2022-11-02 20:30:54,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2244 states. [2022-11-02 20:30:54,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2244 to 1955. [2022-11-02 20:30:54,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1954 states have (on average 1.368474923234391) internal successors, (2674), 1954 states have internal predecessors, (2674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:54,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2674 transitions. [2022-11-02 20:30:54,858 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2674 transitions. Word has length 81 [2022-11-02 20:30:54,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:54,859 INFO L495 AbstractCegarLoop]: Abstraction has 1955 states and 2674 transitions. [2022-11-02 20:30:54,859 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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) [2022-11-02 20:30:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2674 transitions. [2022-11-02 20:30:54,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:30:54,865 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:54,866 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:54,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:55,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:55,078 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:55,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:55,078 INFO L85 PathProgramCache]: Analyzing trace with hash -913619447, now seen corresponding path program 1 times [2022-11-02 20:30:55,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:55,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [339792186] [2022-11-02 20:30:55,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:55,080 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:55,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:55,082 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:55,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-11-02 20:30:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:55,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:55,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 43 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:55,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:55,491 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 43 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:55,492 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:55,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [339792186] [2022-11-02 20:30:55,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [339792186] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:55,492 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:55,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:55,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637816978] [2022-11-02 20:30:55,493 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:55,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:55,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:55,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:55,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:55,494 INFO L87 Difference]: Start difference. First operand 1955 states and 2674 transitions. Second operand has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:55,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:55,795 INFO L93 Difference]: Finished difference Result 3624 states and 5009 transitions. [2022-11-02 20:30:55,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:30:55,795 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 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 [2022-11-02 20:30:55,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:55,802 INFO L225 Difference]: With dead ends: 3624 [2022-11-02 20:30:55,802 INFO L226 Difference]: Without dead ends: 2078 [2022-11-02 20:30:55,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:30:55,805 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 135 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 110 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:55,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 569 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 66 Invalid, 0 Unknown, 110 Unchecked, 0.1s Time] [2022-11-02 20:30:55,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2078 states. [2022-11-02 20:30:55,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2078 to 1955. [2022-11-02 20:30:55,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1954 states have (on average 1.36028659160696) internal successors, (2658), 1954 states have internal predecessors, (2658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:55,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2658 transitions. [2022-11-02 20:30:55,934 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2658 transitions. Word has length 86 [2022-11-02 20:30:55,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:55,934 INFO L495 AbstractCegarLoop]: Abstraction has 1955 states and 2658 transitions. [2022-11-02 20:30:55,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 6 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2658 transitions. [2022-11-02 20:30:55,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-02 20:30:55,938 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:55,938 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:55,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:56,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:56,155 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:56,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:56,156 INFO L85 PathProgramCache]: Analyzing trace with hash 751712707, now seen corresponding path program 1 times [2022-11-02 20:30:56,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:56,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [672270906] [2022-11-02 20:30:56,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:56,156 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:56,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:56,158 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:56,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-11-02 20:30:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:56,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:56,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:56,381 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:56,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:56,549 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:56,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [672270906] [2022-11-02 20:30:56,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [672270906] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:56,549 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:56,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:56,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359809677] [2022-11-02 20:30:56,550 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:56,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:56,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:56,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:56,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:56,552 INFO L87 Difference]: Start difference. First operand 1955 states and 2658 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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) [2022-11-02 20:30:56,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:56,880 INFO L93 Difference]: Finished difference Result 3771 states and 5218 transitions. [2022-11-02 20:30:56,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:30:56,881 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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 88 [2022-11-02 20:30:56,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:56,888 INFO L225 Difference]: With dead ends: 3771 [2022-11-02 20:30:56,888 INFO L226 Difference]: Without dead ends: 2225 [2022-11-02 20:30:56,890 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:30:56,892 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 129 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 94 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:56,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 552 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 64 Invalid, 0 Unknown, 94 Unchecked, 0.1s Time] [2022-11-02 20:30:56,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2225 states. [2022-11-02 20:30:57,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2225 to 2101. [2022-11-02 20:30:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2101 states, 2100 states have (on average 1.3733333333333333) internal successors, (2884), 2100 states have internal predecessors, (2884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 2101 states and 2884 transitions. [2022-11-02 20:30:57,047 INFO L78 Accepts]: Start accepts. Automaton has 2101 states and 2884 transitions. Word has length 88 [2022-11-02 20:30:57,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:57,048 INFO L495 AbstractCegarLoop]: Abstraction has 2101 states and 2884 transitions. [2022-11-02 20:30:57,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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) [2022-11-02 20:30:57,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2884 transitions. [2022-11-02 20:30:57,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-02 20:30:57,051 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:57,052 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:57,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:57,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:57,268 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:57,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:57,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1734054716, now seen corresponding path program 1 times [2022-11-02 20:30:57,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:57,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1044016119] [2022-11-02 20:30:57,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:57,269 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:57,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:57,270 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:57,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-11-02 20:30:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:57,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:57,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:57,496 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 42 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:57,496 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 42 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-02 20:30:57,677 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:57,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1044016119] [2022-11-02 20:30:57,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1044016119] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:57,677 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:57,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:57,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365438986] [2022-11-02 20:30:57,680 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:57,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:57,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:57,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:57,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:57,682 INFO L87 Difference]: Start difference. First operand 2101 states and 2884 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:58,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:58,000 INFO L93 Difference]: Finished difference Result 3920 states and 5431 transitions. [2022-11-02 20:30:58,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:30:58,001 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 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 89 [2022-11-02 20:30:58,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:58,008 INFO L225 Difference]: With dead ends: 3920 [2022-11-02 20:30:58,008 INFO L226 Difference]: Without dead ends: 2228 [2022-11-02 20:30:58,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:30:58,011 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 131 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 150 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:58,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 554 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 64 Invalid, 0 Unknown, 150 Unchecked, 0.1s Time] [2022-11-02 20:30:58,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2022-11-02 20:30:58,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 2101. [2022-11-02 20:30:58,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2101 states, 2100 states have (on average 1.3657142857142857) internal successors, (2868), 2100 states have internal predecessors, (2868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 2101 states and 2868 transitions. [2022-11-02 20:30:58,195 INFO L78 Accepts]: Start accepts. Automaton has 2101 states and 2868 transitions. Word has length 89 [2022-11-02 20:30:58,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:58,195 INFO L495 AbstractCegarLoop]: Abstraction has 2101 states and 2868 transitions. [2022-11-02 20:30:58,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2868 transitions. [2022-11-02 20:30:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-02 20:30:58,200 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:58,200 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:30:58,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:58,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:58,418 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:58,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:58,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1147874306, now seen corresponding path program 1 times [2022-11-02 20:30:58,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:58,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [841805446] [2022-11-02 20:30:58,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:58,420 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:58,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:58,421 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:58,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-11-02 20:30:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:58,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:58,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:58,635 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:30:58,635 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:30:58,804 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:58,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [841805446] [2022-11-02 20:30:58,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [841805446] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:58,805 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:58,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:58,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404654760] [2022-11-02 20:30:58,806 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:58,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:58,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:58,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:58,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:58,808 INFO L87 Difference]: Start difference. First operand 2101 states and 2868 transitions. Second operand has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:59,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:30:59,055 INFO L93 Difference]: Finished difference Result 3628 states and 5090 transitions. [2022-11-02 20:30:59,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:30:59,055 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 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 100 [2022-11-02 20:30:59,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:30:59,065 INFO L225 Difference]: With dead ends: 3628 [2022-11-02 20:30:59,066 INFO L226 Difference]: Without dead ends: 2886 [2022-11-02 20:30:59,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:30:59,068 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 247 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 102 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:30:59,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 494 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 102 Unchecked, 0.0s Time] [2022-11-02 20:30:59,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2886 states. [2022-11-02 20:30:59,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2886 to 2675. [2022-11-02 20:30:59,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2675 states, 2674 states have (on average 1.3855646970830218) internal successors, (3705), 2674 states have internal predecessors, (3705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:59,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2675 states and 3705 transitions. [2022-11-02 20:30:59,293 INFO L78 Accepts]: Start accepts. Automaton has 2675 states and 3705 transitions. Word has length 100 [2022-11-02 20:30:59,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:30:59,294 INFO L495 AbstractCegarLoop]: Abstraction has 2675 states and 3705 transitions. [2022-11-02 20:30:59,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:30:59,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 3705 transitions. [2022-11-02 20:30:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-02 20:30:59,302 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:59,302 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2022-11-02 20:30:59,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:30:59,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:30:59,515 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:59,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:59,515 INFO L85 PathProgramCache]: Analyzing trace with hash -355224684, now seen corresponding path program 1 times [2022-11-02 20:30:59,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:30:59,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2064994555] [2022-11-02 20:30:59,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:59,516 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:30:59,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:30:59,518 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:30:59,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-11-02 20:30:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:59,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:30:59,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:30:59,732 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 81 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:30:59,732 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:30:59,901 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 81 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:30:59,901 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:30:59,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2064994555] [2022-11-02 20:30:59,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2064994555] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:30:59,902 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:30:59,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:30:59,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972416113] [2022-11-02 20:30:59,902 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:30:59,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:30:59,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:30:59,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:30:59,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:30:59,905 INFO L87 Difference]: Start difference. First operand 2675 states and 3705 transitions. Second operand has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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) [2022-11-02 20:31:00,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:00,287 INFO L93 Difference]: Finished difference Result 5233 states and 7298 transitions. [2022-11-02 20:31:00,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:31:00,288 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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 101 [2022-11-02 20:31:00,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:00,297 INFO L225 Difference]: With dead ends: 5233 [2022-11-02 20:31:00,297 INFO L226 Difference]: Without dead ends: 2967 [2022-11-02 20:31:00,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:31:00,301 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 157 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 95 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:00,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 429 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 66 Invalid, 0 Unknown, 95 Unchecked, 0.1s Time] [2022-11-02 20:31:00,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2967 states. [2022-11-02 20:31:00,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2967 to 2848. [2022-11-02 20:31:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2848 states, 2847 states have (on average 1.3702142606252194) internal successors, (3901), 2847 states have internal predecessors, (3901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:31:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2848 states and 3901 transitions. [2022-11-02 20:31:00,535 INFO L78 Accepts]: Start accepts. Automaton has 2848 states and 3901 transitions. Word has length 101 [2022-11-02 20:31:00,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:00,535 INFO L495 AbstractCegarLoop]: Abstraction has 2848 states and 3901 transitions. [2022-11-02 20:31:00,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.666666666666668) internal successors, (124), 6 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) [2022-11-02 20:31:00,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3901 transitions. [2022-11-02 20:31:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-02 20:31:00,540 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:00,541 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:31:00,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:31:00,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:31:00,754 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:00,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:00,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1529586067, now seen corresponding path program 1 times [2022-11-02 20:31:00,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:31:00,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [549657343] [2022-11-02 20:31:00,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:00,755 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:31:00,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:31:00,756 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:31:00,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-11-02 20:31:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:00,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:31:00,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:31:01,017 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 82 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:31:01,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:31:01,228 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 82 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-02 20:31:01,228 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:31:01,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [549657343] [2022-11-02 20:31:01,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [549657343] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:31:01,229 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-02 20:31:01,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-11-02 20:31:01,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542636878] [2022-11-02 20:31:01,230 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-02 20:31:01,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:31:01,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:31:01,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:31:01,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:31:01,232 INFO L87 Difference]: Start difference. First operand 2848 states and 3901 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:31:01,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:01,474 INFO L93 Difference]: Finished difference Result 4241 states and 5896 transitions. [2022-11-02 20:31:01,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:31:01,475 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 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 102 [2022-11-02 20:31:01,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:01,501 INFO L225 Difference]: With dead ends: 4241 [2022-11-02 20:31:01,510 INFO L226 Difference]: Without dead ends: 2925 [2022-11-02 20:31:01,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:01,514 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 28 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 121 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:01,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 643 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 121 Unchecked, 0.0s Time] [2022-11-02 20:31:01,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2925 states. [2022-11-02 20:31:01,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2925 to 2857. [2022-11-02 20:31:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2856 states have (on average 1.369047619047619) internal successors, (3910), 2856 states have internal predecessors, (3910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:31:01,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 3910 transitions. [2022-11-02 20:31:01,786 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 3910 transitions. Word has length 102 [2022-11-02 20:31:01,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:01,787 INFO L495 AbstractCegarLoop]: Abstraction has 2857 states and 3910 transitions. [2022-11-02 20:31:01,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:31:01,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 3910 transitions. [2022-11-02 20:31:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-02 20:31:01,793 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:01,793 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:31:01,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:31:02,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:31:02,007 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:02,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:02,007 INFO L85 PathProgramCache]: Analyzing trace with hash 2022672797, now seen corresponding path program 1 times [2022-11-02 20:31:02,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:31:02,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1886708586] [2022-11-02 20:31:02,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:02,008 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:31:02,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:31:02,010 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:31:02,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-11-02 20:31:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:02,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:31:02,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:31:02,186 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-02 20:31:02,186 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:31:02,186 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-02 20:31:02,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1886708586] [2022-11-02 20:31:02,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1886708586] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:31:02,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:31:02,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:31:02,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709226759] [2022-11-02 20:31:02,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:31:02,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:31:02,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-02 20:31:02,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:31:02,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:31:02,189 INFO L87 Difference]: Start difference. First operand 2857 states and 3910 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:31:02,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:02,552 INFO L93 Difference]: Finished difference Result 8172 states and 11279 transitions. [2022-11-02 20:31:02,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:31:02,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 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 104 [2022-11-02 20:31:02,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:02,568 INFO L225 Difference]: With dead ends: 8172 [2022-11-02 20:31:02,568 INFO L226 Difference]: Without dead ends: 5496 [2022-11-02 20:31:02,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:31:02,574 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 123 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:02,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 358 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:31:02,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5496 states. [2022-11-02 20:31:03,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5496 to 5474. [2022-11-02 20:31:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5474 states, 5473 states have (on average 1.3650648638772154) internal successors, (7471), 5473 states have internal predecessors, (7471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:31:03,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5474 states to 5474 states and 7471 transitions. [2022-11-02 20:31:03,090 INFO L78 Accepts]: Start accepts. Automaton has 5474 states and 7471 transitions. Word has length 104 [2022-11-02 20:31:03,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:03,091 INFO L495 AbstractCegarLoop]: Abstraction has 5474 states and 7471 transitions. [2022-11-02 20:31:03,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:31:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5474 states and 7471 transitions. [2022-11-02 20:31:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-02 20:31:03,101 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:03,102 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:31:03,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:31:03,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:31:03,314 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:03,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:03,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1888659291, now seen corresponding path program 1 times [2022-11-02 20:31:03,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-02 20:31:03,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [644560614] [2022-11-02 20:31:03,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:03,316 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-02 20:31:03,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat [2022-11-02 20:31:03,318 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-02 20:31:03,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-11-02 20:31:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:31:03,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:31:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:31:03,574 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-11-02 20:31:03,574 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:31:03,575 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:31:03,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:31:03,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/mathsat -unsat_core_generation=3 [2022-11-02 20:31:03,794 INFO L444 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] [2022-11-02 20:31:03,799 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:31:03,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:31:03 BoogieIcfgContainer [2022-11-02 20:31:03,958 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:31:03,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:31:03,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:31:03,959 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:31:03,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:42" (3/4) ... [2022-11-02 20:31:03,962 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-02 20:31:04,155 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:31:04,156 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:31:04,156 INFO L158 Benchmark]: Toolchain (without parser) took 23411.27ms. Allocated memory was 75.5MB in the beginning and 432.0MB in the end (delta: 356.5MB). Free memory was 52.3MB in the beginning and 184.5MB in the end (delta: -132.2MB). Peak memory consumption was 223.4MB. Max. memory is 16.1GB. [2022-11-02 20:31:04,161 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.2MB in the end (delta: 50.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:31:04,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.88ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 53.4MB in the end (delta: -1.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:31:04,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.01ms. Allocated memory is still 75.5MB. Free memory was 53.4MB in the beginning and 50.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-02 20:31:04,162 INFO L158 Benchmark]: Boogie Preprocessor took 90.53ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 48.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:31:04,163 INFO L158 Benchmark]: RCFGBuilder took 1018.55ms. Allocated memory is still 75.5MB. Free memory was 48.4MB in the beginning and 38.2MB in the end (delta: 10.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-02 20:31:04,163 INFO L158 Benchmark]: TraceAbstraction took 21478.67ms. Allocated memory was 75.5MB in the beginning and 432.0MB in the end (delta: 356.5MB). Free memory was 37.4MB in the beginning and 197.1MB in the end (delta: -159.7MB). Peak memory consumption was 196.1MB. Max. memory is 16.1GB. [2022-11-02 20:31:04,166 INFO L158 Benchmark]: Witness Printer took 196.97ms. Allocated memory is still 432.0MB. Free memory was 197.1MB in the beginning and 184.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:31:04,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.3MB in the beginning and 34.2MB in the end (delta: 50.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.88ms. Allocated memory is still 75.5MB. Free memory was 52.2MB in the beginning and 53.4MB in the end (delta: -1.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.01ms. Allocated memory is still 75.5MB. Free memory was 53.4MB in the beginning and 50.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.53ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 48.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1018.55ms. Allocated memory is still 75.5MB. Free memory was 48.4MB in the beginning and 38.2MB in the end (delta: 10.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * TraceAbstraction took 21478.67ms. Allocated memory was 75.5MB in the beginning and 432.0MB in the end (delta: 356.5MB). Free memory was 37.4MB in the beginning and 197.1MB in the end (delta: -159.7MB). Peak memory consumption was 196.1MB. Max. memory is 16.1GB. * Witness Printer took 196.97ms. Allocated memory is still 432.0MB. Free memory was 197.1MB in the beginning and 184.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 624]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L633] int __retres1 ; [L637] CALL ssl3_connect() [L19] int s__info_callback = __VERIFIER_nondet_int(); [L20] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L21] int s__state ; [L22] int s__new_session ; [L23] int s__server ; [L24] unsigned int s__version = __VERIFIER_nondet_uint(); [L25] int s__type ; [L26] int s__init_num ; [L27] int s__bbio = __VERIFIER_nondet_int(); [L28] int s__wbio = __VERIFIER_nondet_int(); [L29] int s__hit = __VERIFIER_nondet_int(); [L30] int s__rwstate ; [L31] int s__init_buf___0 = __VERIFIER_nondet_int(); [L32] int s__debug = __VERIFIER_nondet_int(); [L33] int s__shutdown ; [L34] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L35] unsigned int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_uint(); [L36] unsigned int s__ctx__stats__sess_connect = __VERIFIER_nondet_uint(); [L37] unsigned int s__ctx__stats__sess_hit = __VERIFIER_nondet_uint(); [L38] unsigned int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_uint(); [L39] int s__s3__change_cipher_spec ; [L40] int s__s3__flags = __VERIFIER_nondet_int(); [L41] int s__s3__delay_buf_pop_ret ; [L42] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L45] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__next_state___0 ; [L48] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L49] int s__session__cipher ; [L50] int s__session__compress_meth ; [L51] int buf ; [L52] unsigned long tmp ; [L53] unsigned long l ; [L54] int num1 = __VERIFIER_nondet_int(); [L55] int cb ; [L56] int ret ; [L57] int new_state ; [L58] int state ; [L59] int skip ; [L60] int tmp___0 ; [L61] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L62] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L63] int tmp___3 = __VERIFIER_nondet_int(); [L64] int tmp___4 = __VERIFIER_nondet_int(); [L65] int tmp___5 = __VERIFIER_nondet_int(); [L66] int tmp___6 = __VERIFIER_nondet_int(); [L67] int tmp___7 = __VERIFIER_nondet_int(); [L68] int tmp___8 = __VERIFIER_nondet_int(); [L69] int tmp___9 = __VERIFIER_nondet_int(); [L70] int blastFlag ; [L71] int ag_X ; [L72] int ag_Y ; [L73] int ag_Z ; [L74] int __retres60 ; [L77] s__state = 12292 [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] cb = 0 [L81] ret = -1 [L82] skip = 0 [L83] tmp___0 = 0 VAL [blastFlag=0, cb=0, ret=4294967295, s__state=12292, skip=0, tmp___0=0] [L84] COND TRUE s__info_callback != 0 [L85] cb = s__info_callback VAL [blastFlag=0, cb=2, ret=4294967295, s__info_callback=2, s__state=12292, skip=0, tmp___0=0] [L93] s__in_handshake = s__in_handshake + 1 VAL [blastFlag=0, cb=2, ret=4294967295, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0] [L94] COND FALSE !(tmp___1 + 12288) VAL [blastFlag=0, cb=2, ret=4294967295, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0, tmp___1=4294955008] [L103] COND FALSE !(\read(s__hit)) [L106] ag_Z = 48 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0, tmp___1=4294955008] [L109] COND TRUE 1 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, tmp___0=0, tmp___1=4294955008] [L111] state = s__state VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L112] COND TRUE s__state == 12292 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__hit=0, s__in_handshake=1, s__info_callback=2, s__state=12292, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L215] s__new_session = 1 [L216] s__state = 4096 [L217] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__state=4096, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L222] s__server = 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__server=0, s__state=4096, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L223] COND TRUE cb != 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__server=0, s__state=4096, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L228] COND FALSE !(s__version + 65280 != 768) [L234] s__type = 4096 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__new_session=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L235] COND FALSE !((unsigned long )s__init_buf___0 == (unsigned long )((void *)0)) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__new_session=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008] [L253] COND FALSE !(! tmp___4) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__new_session=1, s__server=0, s__state=4096, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2] [L259] COND FALSE !(! tmp___5) [L265] s__state = 4368 [L266] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L267] s__init_num = 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=12292, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND TRUE s__state == 4368 VAL [ag_Z=48, blastFlag=0, cb=2, ret=4294967295, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L271] s__shutdown = 0 [L272] ret = __VERIFIER_nondet_int() [L273] COND TRUE blastFlag == 0 [L274] blastFlag = 1 VAL [ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4368, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L278] COND FALSE !(ret <= 0) [L283] s__state = 4384 [L284] ag_X = s__state - 32 [L285] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L286] COND TRUE (unsigned long )s__bbio != (unsigned long )s__wbio VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4368, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L133] COND TRUE s__state == 4384 VAL [ag_X=4352, ag_Z=48, blastFlag=1, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L294] ret = __VERIFIER_nondet_int() [L295] COND TRUE blastFlag == 1 [L296] blastFlag = 2 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4384, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L304] COND FALSE !(ret <= 0) [L309] s__state = ag_X VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4352, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L310] COND FALSE !(\read(s__hit)) [L313] s__state = s__state | ag_Z VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L315] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4384, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L139] COND TRUE s__state == 4400 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L319] COND TRUE (unsigned long )s__s3__tmp__new_cipher__algorithms + 256UL [L320] skip = 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4400, s__type=4096, s__version=4294902784, s__wbio=6, skip=1, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L334] s__state = 4416 [L335] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=1, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=1, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4400, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L139] COND FALSE !(s__state == 4400) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L142] COND FALSE !(s__state == 4401) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L145] COND TRUE s__state == 4416 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L339] ret = __VERIFIER_nondet_int() [L340] COND FALSE !(blastFlag == 3) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4416, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L345] COND FALSE !(ret <= 0) [L350] s__state = 4432 [L351] s__init_num = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2] [L352] COND FALSE !(! tmp___6) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L582] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L611] skip = 0 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L109] COND TRUE 1 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4416, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L111] state = s__state VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L112] COND FALSE !(s__state == 12292) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L115] COND FALSE !(s__state == 16384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L118] COND FALSE !(s__state == 4096) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L121] COND FALSE !(s__state == 20480) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L124] COND FALSE !(s__state == 4099) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L127] COND FALSE !(s__state == 4368) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L130] COND FALSE !(s__state == 4369) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L133] COND FALSE !(s__state == 4384) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L136] COND FALSE !(s__state == 4385) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L139] COND FALSE !(s__state == 4400) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L142] COND FALSE !(s__state == 4401) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L145] COND FALSE !(s__state == 4416) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L148] COND FALSE !(s__state == 4417) VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L151] COND TRUE s__state == 4432 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=1073741824, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L361] ret = __VERIFIER_nondet_int() [L362] COND TRUE blastFlag <= 5 VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=4, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] [L624] reach_error() VAL [ag_X=4352, ag_Z=48, blastFlag=2, cb=2, ret=4, s__bbio=7, s__ctx__stats__sess_connect=1, s__ctx__stats__sess_connect_renegotiate=0, s__hit=0, s__in_handshake=1, s__info_callback=2, s__init_buf___0=2, s__init_num=0, s__new_session=1, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=2, s__server=0, s__shutdown=0, s__state=4432, s__type=4096, s__version=4294902784, s__wbio=6, skip=0, state=4432, tmp___0=0, tmp___1=4294955008, tmp___4=2, tmp___5=2, tmp___6=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 126 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.2s, OverallIterations: 23, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2832 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2832 mSDsluCounter, 9847 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 1126 IncrementalHoareTripleChecker+Unchecked, 5722 mSDsCounter, 485 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1356 IncrementalHoareTripleChecker+Invalid, 2967 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 485 mSolverCounterUnsat, 4125 mSDtfsCounter, 1356 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2553 GetRequests, 2473 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5474occurred in iteration=22, InterpolantAutomatonStates: 107, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.7s AutomataMinimizationTime, 22 MinimizatonAttempts, 1404 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 1736 NumberOfCodeBlocks, 1736 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 2531 ConstructedInterpolants, 594 QuantifiedInterpolants, 8312 SizeOfPredicates, 36 NumberOfNonLiveVariables, 2402 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 33 InterpolantComputations, 11 PerfectInterpolantSequences, 1595/2188 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-02 20:31:04,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95cd0c70-a3a4-472f-a4cf-7fd879a2fd80/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE